{"files":[{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/call.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/component.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-break.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-on-mutable.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/constructor.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/frozen-after-alias.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/hook-call.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-arguments.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-possibly-mutable-arguments.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent-across-if.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent-across-if.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-loops.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-with-aliasing.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/property-assignment.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment-conditional.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/reverse-postorder.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/simple.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch-non-final-default.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch.expect.md","status":"M"},{"path":"compiler\/forget\/src\/__tests__\/hir-test.ts","status":"M"}],"body":"","commit":{"subject":"[hir] Run SSA pass on all tests","shortRevision":"2329326552","authoredAt":"2022-10-27T16:43:38+01:00","authorName":"Sathya Gunasekaran","revision":"23293265523c70facea017a4336ae55534e2f20d","authorEmail":"gsathya.ceg@gmail.com"},"parents":["a5fb869640c0f35bd6b02e223ec03d7187a80c49"],"patch":"diff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/call.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/call.expect.md\nindex d880d599d0..e4d0dcf1e0 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/call.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/call.expect.md\n@@ -34,28 +34,28 @@ function foo$0() {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Const mutate b$3 = Object { }\n- Call mutate foo$4(mutate a$2, mutate b$3)\n- Const mutate $6 = \"div\"\n- Let mutate _$5 = JSX <\/read $6>\n- Call mutate foo$4(mutate b$3)\n- Const mutate $7 = \"div\"\n- Const mutate $8 = JSX <\/read $7>\n- Return read $8\n+ Const mutate a$10 = Array []\n+ Const mutate b$11 = Object { }\n+ Call mutate foo$4(mutate a$10, mutate b$11)\n+ Const mutate $12 = \"div\"\n+ Let mutate _$13 = JSX <\/read $12>\n+ Call mutate foo$4(mutate b$11)\n+ Const mutate $14 = \"div\"\n+ Const mutate $15 = JSX <\/read $14>\n+ Return read $15\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- const b$3 = {};\n- foo$4(a$2, b$3);\n- let _$5 =

<\/div>;\n-\n- foo$4(b$3);\n- return

<\/div>;\n+function Component$0(props$9) {\n+ const a$10 = [];\n+ const b$11 = {};\n+ foo$4(a$10, b$11);\n+ let _$13 =

<\/div>;\n+\n+ foo$4(b$11);\n+ return

<\/div>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/component.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/component.expect.md\nindex 84c9732330..dacfe47037 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/component.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/component.expect.md\n@@ -35,63 +35,75 @@ function Component(props) {\n \n ```\n bb0:\n- Const mutate items$2 = read props$1.items\n- Const mutate maxItems$3 = read props$1.maxItems\n- Const mutate renderedItems$4 = Array []\n- Const mutate seen$5 = New mutate Set$6()\n- Const mutate $9 = 0\n- Const mutate max$7 = Call mutate Math$8.max(read $9, read maxItems$3)\n+ Const mutate items$27 = read props$26.items\n+ Const mutate maxItems$28 = read props$26.maxItems\n+ Const mutate renderedItems$29 = Array []\n+ Const mutate seen$30 = New mutate Set$6()\n+ Const mutate $31 = 0\n+ Const mutate max$32 = Call mutate Math$8.max(read $31, read maxItems$28)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb4 bb7\n- If (read items$2) then:bb3 else:bb2\n+ items$33: phi(bb0: items$27, bb4: items$50, bb7: items$50)\n+ item$35: phi(bb0: item$10, bb4: item$42, bb7: item$42)\n+ seen$38: phi(bb0: seen$30, bb4: seen$41, bb7: seen$41)\n+ renderedItems$46: phi(bb0: renderedItems$29, bb4: renderedItems$45, bb7: renderedItems$45)\n+ max$48: phi(bb0: max$32, bb4: max$47, bb7: max$47)\n+ If (read items$33) then:bb3 else:bb2\n bb3:\n predecessor blocks: bb1\n- Const mutate $11 = null\n- Const mutate $12 = Binary read item$10 == read $11\n- If (read $12) then:bb8 else:bb9\n+ Const mutate $34 = null\n+ Const mutate $36 = Binary read item$35 == read $34\n+ If (read $36) then:bb8 else:bb9\n bb8:\n predecessor blocks: bb3\n- Const mutate $13 = read $12\n+ Const mutate $37 = read $36\n Goto bb7\n bb9:\n predecessor blocks: bb3\n- Const mutate $13 = Call mutate seen$5.has(mutate item$10)\n+ Const mutate $39 = Call mutate seen$38.has(mutate item$35)\n Goto bb7\n bb7:\n predecessor blocks: bb9 bb8\n- If (read $13) then:bb1 else:bb4\n+ $40: phi(bb9: $39, bb8: $37)\n+ seen$41: phi(bb9: seen$38, bb8: seen$38)\n+ item$42: phi(bb9: item$35, bb8: item$35)\n+ renderedItems$45: phi(bb9: renderedItems$46, bb8: renderedItems$46)\n+ max$47: phi(bb9: max$48, bb8: max$48)\n+ items$50: phi(bb9: items$33, bb8: items$33)\n+ If (read $40) then:bb1 else:bb4\n bb4:\n predecessor blocks: bb7\n- Call mutate seen$5.add(mutate item$10)\n- Const mutate $14 = \"div\"\n- Const mutate $15 = JSX {read item$10}<\/read $14>\n- Call mutate renderedItems$4.push(read $15)\n- Const mutate $16 = Binary read renderedItems$4.length >= read max$7\n- If (read $16) then:bb2 else:bb1\n+ Call mutate seen$41.add(mutate item$42)\n+ Const mutate $43 = \"div\"\n+ Const mutate $44 = JSX {read item$42}<\/read $43>\n+ Call mutate renderedItems$45.push(read $44)\n+ Const mutate $49 = Binary read renderedItems$45.length >= read max$47\n+ If (read $49) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb1 bb4\n- Const mutate count$17 = read renderedItems$4.length\n- Const mutate $18 = \"div\"\n- Const mutate $19 = \"\\n \"\n- Const mutate $20 = \"h1\"\n- Const mutate $21 = \" Items\"\n- Const mutate $22 = JSX {freeze count$17}{read $21}<\/read $20>\n- Const mutate $23 = \"\\n \"\n- Const mutate $24 = \"\\n \"\n- Const mutate $25 = JSX {read $19}{read $22}{read $23}{freeze renderedItems$4}{read $24}<\/read $18>\n- Return read $25\n+ renderedItems$51: phi(bb1: renderedItems$46, bb4: renderedItems$45)\n+ Const mutate count$52 = read renderedItems$51.length\n+ Const mutate $53 = \"div\"\n+ Const mutate $54 = \"\\n \"\n+ Const mutate $55 = \"h1\"\n+ Const mutate $56 = \" Items\"\n+ Const mutate $57 = JSX {freeze count$52}{read $56}<\/read $55>\n+ Const mutate $58 = \"\\n \"\n+ Const mutate $59 = \"\\n \"\n+ Const mutate $60 = JSX {read $54}{read $57}{read $58}{freeze renderedItems$51}{read $59}<\/read $53>\n+ Return read $60\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const items$2 = props$1.items;\n- const maxItems$3 = props$1.maxItems;\n- const renderedItems$4 = [];\n- const seen$5 = new Set$6();\n- const max$7 = Math$8.max(0, maxItems$3);\n+function Component$0(props$26) {\n+ const items$27 = props$26.items;\n+ const maxItems$28 = props$26.maxItems;\n+ const renderedItems$29 = [];\n+ const seen$30 = new Set$6();\n+ const max$32 = Math$8.max(0, maxItems$28);\n (\"<>\");\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-break.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-break.expect.md\nindex d79b048ebb..dad55cd5e6 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-break.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-break.expect.md\n@@ -78,31 +78,31 @@ function Component(props) {\n \n ```\n bb0:\n- Const mutate a_DEBUG$2 = Array []\n- Call mutate a_DEBUG$2.push(read props$1.a)\n- If (read props$1.b) then:bb2 else:bb1\n+ Const mutate a_DEBUG$5 = Array []\n+ Call mutate a_DEBUG$5.push(read props$4.a)\n+ If (read props$4.b) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Const mutate $3 = null\n- Return read $3\n+ Const mutate $6 = null\n+ Return read $6\n bb1:\n predecessor blocks: bb0\n- Call mutate a_DEBUG$2.push(read props$1.d)\n- Return freeze a_DEBUG$2\n+ Call mutate a_DEBUG$5.push(read props$4.d)\n+ Return freeze a_DEBUG$5\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a_DEBUG$2 = [];\n- a_DEBUG$2.push(props$1.a);\n- if (props$1.b) {\n+function Component$0(props$4) {\n+ const a_DEBUG$5 = [];\n+ a_DEBUG$5.push(props$4.a);\n+ if (props$4.b) {\n return null;\n }\n \n- a_DEBUG$2.push(props$1.d);\n- return a_DEBUG$2;\n+ a_DEBUG$5.push(props$4.d);\n+ return a_DEBUG$5;\n }\n \n ```\n@@ -110,32 +110,34 @@ function Component$0(props$1) {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Call mutate a$2.push(read props$1.a)\n- If (read props$1.b) then:bb2 else:bb1\n+ Const mutate a$4 = Array []\n+ Call mutate a$4.push(read props$3.a)\n+ If (read props$3.b) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.c)\n+ Call mutate a$4.push(read props$3.c)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- Call mutate a$2.push(read props$1.d)\n- Return freeze a$2\n+ a$5: phi(bb0: a$4, bb2: a$4)\n+ props$6: phi(bb0: props$3, bb2: props$3)\n+ Call mutate a$5.push(read props$6.d)\n+ Return freeze a$5\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- a$2.push(props$1.a);\n- if (props$1.b) {\n- a$2.push(props$1.c);\n+function Component$0(props$3) {\n+ const a$4 = [];\n+ a$4.push(props$3.a);\n+ if (props$3.b) {\n+ a$4.push(props$3.c);\n (\"<>\");\n }\n \n- a$2.push(props$1.d);\n- return a$2;\n+ a$5.push(props$6.d);\n+ return a$5;\n }\n \n ```\n@@ -143,33 +145,33 @@ function Component$0(props$1) {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Call mutate a$2.push(read props$1.a)\n- If (read props$1.b) then:bb2 else:bb1\n+ Const mutate a$5 = Array []\n+ Call mutate a$5.push(read props$4.a)\n+ If (read props$4.b) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.c)\n- Const mutate $3 = null\n- Return read $3\n+ Call mutate a$5.push(read props$4.c)\n+ Const mutate $6 = null\n+ Return read $6\n bb1:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.d)\n- Return freeze a$2\n+ Call mutate a$5.push(read props$4.d)\n+ Return freeze a$5\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- a$2.push(props$1.a);\n- if (props$1.b) {\n- a$2.push(props$1.c);\n+function Component$0(props$4) {\n+ const a$5 = [];\n+ a$5.push(props$4.a);\n+ if (props$4.b) {\n+ a$5.push(props$4.c);\n return null;\n }\n \n- a$2.push(props$1.d);\n- return a$2;\n+ a$5.push(props$4.d);\n+ return a$5;\n }\n \n ```\n@@ -177,32 +179,32 @@ function Component$0(props$1) {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Call mutate a$2.push(read props$1.a)\n- If (read props$1.b) then:bb2 else:bb1\n+ Const mutate a$4 = Array []\n+ Call mutate a$4.push(read props$3.a)\n+ If (read props$3.b) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.c)\n- Return freeze a$2\n+ Call mutate a$4.push(read props$3.c)\n+ Return freeze a$4\n bb1:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.d)\n- Return freeze a$2\n+ Call mutate a$4.push(read props$3.d)\n+ Return freeze a$4\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- a$2.push(props$1.a);\n- if (props$1.b) {\n- a$2.push(props$1.c);\n- return a$2;\n+function Component$0(props$3) {\n+ const a$4 = [];\n+ a$4.push(props$3.a);\n+ if (props$3.b) {\n+ a$4.push(props$3.c);\n+ return a$4;\n }\n \n- a$2.push(props$1.d);\n- return a$2;\n+ a$4.push(props$3.d);\n+ return a$4;\n }\n \n ```\n@@ -210,31 +212,33 @@ function Component$0(props$1) {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Call mutate a$2.push(read props$1.a)\n- If (read props$1.b) then:bb1 else:bb2\n+ Const mutate a$4 = Array []\n+ Call mutate a$4.push(read props$3.a)\n+ If (read props$3.b) then:bb1 else:bb2\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.c)\n+ Call mutate a$4.push(read props$3.c)\n Goto bb1\n bb1:\n predecessor blocks: bb2 bb0\n- Call mutate a$2.push(read props$1.d)\n- Return freeze a$2\n+ a$5: phi(bb2: a$4, bb0: a$4)\n+ props$6: phi(bb2: props$3, bb0: props$3)\n+ Call mutate a$5.push(read props$6.d)\n+ Return freeze a$5\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- a$2.push(props$1.a);\n- if (props$1.b) {\n- a$2.push(props$1.d);\n- return a$2;\n+function Component$0(props$3) {\n+ const a$4 = [];\n+ a$4.push(props$3.a);\n+ if (props$3.b) {\n+ a$5.push(props$6.d);\n+ return a$5;\n }\n \n- a$2.push(props$1.c);\n+ a$4.push(props$3.c);\n (\"<>\");\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-on-mutable.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-on-mutable.expect.md\nindex 1ea6a4364e..00809fd0d8 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-on-mutable.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/conditional-on-mutable.expect.md\n@@ -67,43 +67,50 @@ function mayMutate() {}\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Const mutate b$3 = Array []\n- If (read b$3) then:bb2 else:bb1\n+ Const mutate a$7 = Array []\n+ Const mutate b$8 = Array []\n+ If (read b$8) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.p0)\n+ Call mutate a$7.push(read props$6.p0)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- If (read props$1.p1) then:bb4 else:bb3\n+ props$9: phi(bb0: props$6, bb2: props$6)\n+ b$10: phi(bb0: b$8, bb2: b$8)\n+ Foo$12: phi(bb0: Foo$4, bb2: Foo$4)\n+ a$14: phi(bb0: a$7, bb2: a$7)\n+ If (read props$9.p1) then:bb4 else:bb3\n bb4:\n predecessor blocks: bb1\n- Call mutate b$3.push(read props$1.p2)\n+ Call mutate b$10.push(read props$9.p2)\n Goto bb3\n bb3:\n predecessor blocks: bb1 bb4\n- Const mutate $5 = JSX <\/read Foo$4>\n- Return read $5\n+ Foo$11: phi(bb1: Foo$12, bb4: Foo$12)\n+ a$13: phi(bb1: a$14, bb4: a$14)\n+ b$15: phi(bb1: b$10, bb4: b$10)\n+ Const mutate $16 = JSX <\/read Foo$11>\n+ Return read $16\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- const b$3 = [];\n- if (b$3) {\n- a$2.push(props$1.p0);\n+function Component$0(props$6) {\n+ const a$7 = [];\n+ const b$8 = [];\n+ if (b$8) {\n+ a$7.push(props$6.p0);\n (\"<>\");\n }\n \n- if (props$1.p1) {\n- b$3.push(props$1.p2);\n+ if (props$9.p1) {\n+ b$10.push(props$9.p2);\n (\"<>\");\n }\n \n- return <\/Foo$4>;\n+ return <\/Foo$11>;\n }\n \n ```\n@@ -111,44 +118,51 @@ function Component$0(props$1) {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Const mutate b$3 = Array []\n- Const mutate $5 = Call mutate mayMutate$4(mutate b$3)\n- If (read $5) then:bb2 else:bb1\n+ Const mutate a$9 = Array []\n+ Const mutate b$10 = Array []\n+ Const mutate $11 = Call mutate mayMutate$4(mutate b$10)\n+ If (read $11) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate a$2.push(read props$1.p0)\n+ Call mutate a$9.push(read props$8.p0)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- If (read props$1.p1) then:bb4 else:bb3\n+ props$12: phi(bb0: props$8, bb2: props$8)\n+ b$13: phi(bb0: b$10, bb2: b$10)\n+ Foo$15: phi(bb0: Foo$6, bb2: Foo$6)\n+ a$17: phi(bb0: a$9, bb2: a$9)\n+ If (read props$12.p1) then:bb4 else:bb3\n bb4:\n predecessor blocks: bb1\n- Call mutate b$3.push(read props$1.p2)\n+ Call mutate b$13.push(read props$12.p2)\n Goto bb3\n bb3:\n predecessor blocks: bb1 bb4\n- Const mutate $7 = JSX <\/read Foo$6>\n- Return read $7\n+ Foo$14: phi(bb1: Foo$15, bb4: Foo$15)\n+ a$16: phi(bb1: a$17, bb4: a$17)\n+ b$18: phi(bb1: b$13, bb4: b$13)\n+ Const mutate $19 = JSX <\/read Foo$14>\n+ Return read $19\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- const b$3 = [];\n- if (mayMutate$4(b$3)) {\n- a$2.push(props$1.p0);\n+function Component$0(props$8) {\n+ const a$9 = [];\n+ const b$10 = [];\n+ if (mayMutate$4(b$10)) {\n+ a$9.push(props$8.p0);\n (\"<>\");\n }\n \n- if (props$1.p1) {\n- b$3.push(props$1.p2);\n+ if (props$12.p1) {\n+ b$13.push(props$12.p2);\n (\"<>\");\n }\n \n- return <\/Foo$6>;\n+ return <\/Foo$14>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/constructor.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/constructor.expect.md\nindex e331c900b0..6b79bee31d 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/constructor.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/constructor.expect.md\n@@ -34,28 +34,28 @@ function Foo$0() {\n \n ```\n bb0:\n- Const mutate a$2 = Array []\n- Const mutate b$3 = Object { }\n- New mutate Foo$4(mutate a$2, mutate b$3)\n- Const mutate $6 = \"div\"\n- Let mutate _$5 = JSX <\/read $6>\n- New mutate Foo$4(mutate b$3)\n- Const mutate $7 = \"div\"\n- Const mutate $8 = JSX <\/read $7>\n- Return read $8\n+ Const mutate a$10 = Array []\n+ Const mutate b$11 = Object { }\n+ New mutate Foo$4(mutate a$10, mutate b$11)\n+ Const mutate $12 = \"div\"\n+ Let mutate _$13 = JSX <\/read $12>\n+ New mutate Foo$4(mutate b$11)\n+ Const mutate $14 = \"div\"\n+ Const mutate $15 = JSX <\/read $14>\n+ Return read $15\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = [];\n- const b$3 = {};\n- new Foo$4(a$2, b$3);\n- let _$5 =

<\/div>;\n-\n- new Foo$4(b$3);\n- return

<\/div>;\n+function Component$0(props$9) {\n+ const a$10 = [];\n+ const b$11 = {};\n+ new Foo$4(a$10, b$11);\n+ let _$13 =

<\/div>;\n+\n+ new Foo$4(b$11);\n+ return

<\/div>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/frozen-after-alias.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/frozen-after-alias.expect.md\nindex a947dd245f..bf745e9e4e 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/frozen-after-alias.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/frozen-after-alias.expect.md\n@@ -18,10 +18,10 @@ function foo(x) {}\n \n ```\n bb0:\n- Const mutate a$1 = Array []\n- Const mutate b$2 = read a$1\n- Call read useFreeze$3(freeze a$1)\n- Call mutate foo$4(read b$2)\n+ Const mutate a$5 = Array []\n+ Const mutate b$6 = read a$5\n+ Call read useFreeze$3(freeze a$5)\n+ Call mutate foo$4(read b$6)\n Return\n ```\n \n@@ -29,10 +29,10 @@ bb0:\n \n ```javascript\n function Component$0() {\n- const a$1 = [];\n- const b$2 = a$1;\n- useFreeze$3(a$1);\n- foo$4(b$2);\n+ const a$5 = [];\n+ const b$6 = a$5;\n+ useFreeze$3(a$5);\n+ foo$4(b$6);\n return;\n }\n \n@@ -62,7 +62,7 @@ bb0:\n ## Code\n \n ```javascript\n-function foo$0(x$1) {\n+function foo$0(x$2) {\n return;\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hook-call.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hook-call.expect.md\nindex a393dcc700..12d7dc54fd 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hook-call.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hook-call.expect.md\n@@ -53,27 +53,27 @@ function foo$0() {\n \n ```\n bb0:\n- Const mutate x$2 = Array []\n- Const mutate y$3 = Call read useFreeze$4(freeze x$2)\n- Call mutate foo$5(read y$3, read x$2)\n- Const mutate $6 = \"\\n \"\n- Const mutate $7 = \"\\n \"\n- Const mutate $8 = \"\\n \"\n- Const mutate $9 = JSX {read $6}{read x$2}{read $7}{read y$3}{read $8}<\/read Component$0>\n- Return read $9\n+ Const mutate x$11 = Array []\n+ Const mutate y$12 = Call read useFreeze$4(freeze x$11)\n+ Call mutate foo$5(read y$12, read x$11)\n+ Const mutate $13 = \"\\n \"\n+ Const mutate $14 = \"\\n \"\n+ Const mutate $15 = \"\\n \"\n+ Const mutate $16 = JSX {read $13}{read x$11}{read $14}{read y$12}{read $15}<\/read Component$0>\n+ Return read $16\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const x$2 = [];\n- const y$3 = useFreeze$4(x$2);\n- foo$5(y$3, x$2);\n+function Component$0(props$10) {\n+ const x$11 = [];\n+ const y$12 = useFreeze$4(x$11);\n+ foo$5(y$12, x$11);\n return (\n \n- {x$2}\n- {y$3}\n+ {x$11}\n+ {y$12}\n <\/Component$0>\n );\n }\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-arguments.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-arguments.expect.md\nindex c3fb1cd885..f5e9158fc0 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-arguments.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-arguments.expect.md\n@@ -19,22 +19,22 @@ function call(x) {}\n \n ```\n bb0:\n- Const mutate a$1 = Array []\n- Call read useFreeze$2(freeze a$1)\n- Call read useFreeze$2(read a$1)\n- Call mutate call$3(read a$1)\n- Return read a$1\n+ Const mutate a$4 = Array []\n+ Call read useFreeze$2(freeze a$4)\n+ Call read useFreeze$2(read a$4)\n+ Call mutate call$3(read a$4)\n+ Return read a$4\n ```\n \n ## Code\n \n ```javascript\n function Component$0() {\n- const a$1 = [];\n- useFreeze$2(a$1);\n- useFreeze$2(a$1);\n- call$3(a$1);\n- return a$1;\n+ const a$4 = [];\n+ useFreeze$2(a$4);\n+ useFreeze$2(a$4);\n+ call$3(a$4);\n+ return a$4;\n }\n \n ```\n@@ -48,7 +48,7 @@ bb0:\n ## Code\n \n ```javascript\n-function useFreeze$0(x$1) {\n+function useFreeze$0(x$2) {\n return;\n }\n \n@@ -63,7 +63,7 @@ bb0:\n ## Code\n \n ```javascript\n-function call$0(x$1) {\n+function call$0(x$2) {\n return;\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-possibly-mutable-arguments.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-possibly-mutable-arguments.expect.md\nindex 52de83c92d..0394ddf0ed 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-possibly-mutable-arguments.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/hooks-freeze-possibly-mutable-arguments.expect.md\n@@ -26,45 +26,48 @@ function call(x) {}\n \n ```\n bb0:\n- Const mutate cond$2 = read props$1.cond\n- Const mutate x$3 = read props$1.x\n- Let mutate a$4 = undefined\n- If (read cond$2) then:bb2 else:bb3\n+ Const mutate cond$8 = read props$7.cond\n+ Const mutate x$9 = read props$7.x\n+ Let mutate a$10 = undefined\n+ If (read cond$8) then:bb2 else:bb3\n bb2:\n predecessor blocks: bb0\n- Reassign mutate a$4 = read x$3\n+ Reassign mutate a$11 = read x$9\n Goto bb1\n bb3:\n predecessor blocks: bb0\n- Reassign mutate a$4 = Array []\n+ Reassign mutate a$12 = Array []\n Goto bb1\n bb1:\n predecessor blocks: bb3 bb2\n- Call read useFreeze$5(freeze a$4)\n- Call read useFreeze$5(read a$4)\n- Call mutate call$6(read a$4)\n- Return read a$4\n+ useFreeze$13: phi(bb3: useFreeze$5, bb2: useFreeze$5)\n+ a$14: phi(bb3: a$12, bb2: a$11)\n+ call$15: phi(bb3: call$6, bb2: call$6)\n+ Call read useFreeze$13(freeze a$14)\n+ Call read useFreeze$13(read a$14)\n+ Call mutate call$15(read a$14)\n+ Return read a$14\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const cond$2 = props$1.cond;\n- const x$3 = props$1.x;\n- let a$4 = undefined;\n- if (cond$2) {\n- a$4 = x$3;\n+function Component$0(props$7) {\n+ const cond$8 = props$7.cond;\n+ const x$9 = props$7.x;\n+ let a$10 = undefined;\n+ if (cond$8) {\n+ a$11 = x$9;\n (\"<>\");\n } else {\n- a$4 = [];\n+ a$12 = [];\n (\"<>\");\n }\n \n- useFreeze$5(a$4);\n- useFreeze$5(a$4);\n- call$6(a$4);\n- return a$4;\n+ useFreeze$13(a$14);\n+ useFreeze$13(a$14);\n+ call$15(a$14);\n+ return a$14;\n }\n \n ```\n@@ -78,7 +81,7 @@ bb0:\n ## Code\n \n ```javascript\n-function useFreeze$0(x$1) {\n+function useFreeze$0(x$2) {\n return;\n }\n \n@@ -93,7 +96,7 @@ bb0:\n ## Code\n \n ```javascript\n-function call$0(x$1) {\n+function call$0(x$2) {\n return;\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent-across-if.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent-across-if.expect.md\nindex 3dce042ea2..2537b2c99a 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent-across-if.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent-across-if.expect.md\n@@ -97,33 +97,36 @@ function Foo$0() {\n \n ```\n bb0:\n- Const mutate a$2 = Call mutate compute$3(read props$1.a)\n- Const mutate b$4 = Call mutate compute$3(read props$1.b)\n- If (read props$1.c) then:bb2 else:bb1\n+ Const mutate a$9 = Call mutate compute$3(read props$8.a)\n+ Const mutate b$10 = Call mutate compute$3(read props$8.b)\n+ If (read props$8.c) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate mutate$5(mutate a$2)\n- Call mutate mutate$5(mutate b$4)\n+ Call mutate mutate$5(mutate a$9)\n+ Call mutate mutate$5(mutate b$10)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- Const mutate $7 = JSX <\/read Foo$6>\n- Return read $7\n+ Foo$11: phi(bb0: Foo$6, bb2: Foo$6)\n+ a$12: phi(bb0: a$9, bb2: a$9)\n+ b$13: phi(bb0: b$10, bb2: b$10)\n+ Const mutate $14 = JSX <\/read Foo$11>\n+ Return read $14\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = compute$3(props$1.a);\n- const b$4 = compute$3(props$1.b);\n- if (props$1.c) {\n- mutate$5(a$2);\n- mutate$5(b$4);\n+function Component$0(props$8) {\n+ const a$9 = compute$3(props$8.a);\n+ const b$10 = compute$3(props$8.b);\n+ if (props$8.c) {\n+ mutate$5(a$9);\n+ mutate$5(b$10);\n (\"<>\");\n }\n \n- return <\/Foo$6>;\n+ return <\/Foo$11>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent.expect.md\nindex 6f89c6c44a..2292bc702c 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/independent.expect.md\n@@ -28,19 +28,19 @@ function Foo() {}\n \n ```\n bb0:\n- Const mutate a$2 = Call mutate compute$3(read props$1.a)\n- Const mutate b$4 = Call mutate compute$3(read props$1.b)\n- Const mutate $6 = JSX <\/read Foo$5>\n- Return read $6\n+ Const mutate a$8 = Call mutate compute$3(read props$7.a)\n+ Const mutate b$9 = Call mutate compute$3(read props$7.b)\n+ Const mutate $10 = JSX <\/read Foo$5>\n+ Return read $10\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = compute$3(props$1.a);\n- const b$4 = compute$3(props$1.b);\n- return <\/Foo$5>;\n+function Component$0(props$7) {\n+ const a$8 = compute$3(props$7.a);\n+ const b$9 = compute$3(props$7.b);\n+ return <\/Foo$5>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent-across-if.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent-across-if.expect.md\nindex 318328ece3..f0b150d952 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent-across-if.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent-across-if.expect.md\n@@ -76,31 +76,34 @@ function Foo$0() {\n \n ```\n bb0:\n- Const mutate a$2 = Call mutate compute$3(read props$1.a)\n- Const mutate b$4 = Call mutate compute$3(read props$1.b)\n- If (read props$1.c) then:bb2 else:bb1\n+ Const mutate a$9 = Call mutate compute$3(read props$8.a)\n+ Const mutate b$10 = Call mutate compute$3(read props$8.b)\n+ If (read props$8.c) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Call mutate foo$5(mutate a$2, mutate b$4)\n+ Call mutate foo$5(mutate a$9, mutate b$10)\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- Const mutate $7 = JSX <\/read Foo$6>\n- Return read $7\n+ Foo$11: phi(bb0: Foo$6, bb2: Foo$6)\n+ a$12: phi(bb0: a$9, bb2: a$9)\n+ b$13: phi(bb0: b$10, bb2: b$10)\n+ Const mutate $14 = JSX <\/read Foo$11>\n+ Return read $14\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = compute$3(props$1.a);\n- const b$4 = compute$3(props$1.b);\n- if (props$1.c) {\n- foo$5(a$2, b$4);\n+function Component$0(props$8) {\n+ const a$9 = compute$3(props$8.a);\n+ const b$10 = compute$3(props$8.b);\n+ if (props$8.c) {\n+ foo$5(a$9, b$10);\n (\"<>\");\n }\n \n- return <\/Foo$6>;\n+ return <\/Foo$11>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent.expect.md\nindex 65c73a2754..9edcd21830 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/interdependent.expect.md\n@@ -28,21 +28,21 @@ function Foo() {}\n \n ```\n bb0:\n- Const mutate a$2 = Call mutate compute$3(read props$1.a)\n- Const mutate b$4 = Call mutate compute$3(read props$1.b)\n- Call mutate foo$5(mutate a$2, mutate b$4)\n- Const mutate $7 = JSX <\/read Foo$6>\n- Return read $7\n+ Const mutate a$9 = Call mutate compute$3(read props$8.a)\n+ Const mutate b$10 = Call mutate compute$3(read props$8.b)\n+ Call mutate foo$5(mutate a$9, mutate b$10)\n+ Const mutate $11 = JSX <\/read Foo$6>\n+ Return read $11\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = compute$3(props$1.a);\n- const b$4 = compute$3(props$1.b);\n- foo$5(a$2, b$4);\n- return <\/Foo$6>;\n+function Component$0(props$8) {\n+ const a$9 = compute$3(props$8.a);\n+ const b$10 = compute$3(props$8.b);\n+ foo$5(a$9, b$10);\n+ return <\/Foo$6>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-loops.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-loops.expect.md\nindex 0c1d50d9ef..e75fc071f1 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-loops.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-loops.expect.md\n@@ -49,7 +49,7 @@ bb0:\n ## Code\n \n ```javascript\n-function mutate$0(x$1, y$2) {\n+function mutate$0(x$3, y$4) {\n return;\n }\n \n@@ -64,7 +64,7 @@ bb0:\n ## Code\n \n ```javascript\n-function cond$0(x$1) {\n+function cond$0(x$2) {\n return;\n }\n \n@@ -73,52 +73,63 @@ function cond$0(x$1) {\n \n ```\n bb0:\n- Let mutate a$2 = Object { }\n- Let mutate b$3 = Object { }\n- Let mutate c$4 = Object { }\n- Let mutate d$5 = Object { }\n+ Let mutate a$13 = Object { }\n+ Let mutate b$14 = Object { }\n+ Let mutate c$15 = Object { }\n+ Let mutate d$16 = Object { }\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb3\n- Const mutate $10 = true\n- If (read $10) then:bb3 else:bb2\n+ a$18: phi(bb0: a$13, bb3: a$21)\n+ b$20: phi(bb0: b$14, bb3: b$23)\n+ c$22: phi(bb0: c$15, bb3: c$25)\n+ d$24: phi(bb0: d$16, bb3: d$26)\n+ mutate$27: phi(bb0: mutate$7, bb3: mutate$27)\n+ cond$28: phi(bb0: cond$8, bb3: cond$28)\n+ Const mutate $17 = true\n+ If (read $17) then:bb3 else:bb2\n bb3:\n predecessor blocks: bb1\n- Let mutate z$6 = read a$2\n- Reassign mutate a$2 = read b$3\n- Reassign mutate b$3 = read c$4\n- Reassign mutate c$4 = read d$5\n- Reassign mutate d$5 = read z$6\n- Call mutate mutate$7(mutate a$2, mutate b$3)\n- Const mutate $9 = Call mutate cond$8(mutate a$2)\n- If (read $9) then:bb2 else:bb1\n+ Let mutate z$19 = read a$18\n+ Reassign mutate a$21 = read b$20\n+ Reassign mutate b$23 = read c$22\n+ Reassign mutate c$25 = read d$24\n+ Reassign mutate d$26 = read z$19\n+ Call mutate mutate$27(mutate a$21, mutate b$23)\n+ Const mutate $29 = Call mutate cond$28(mutate a$21)\n+ If (read $29) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb1 bb3\n- If (read a$2) then:bb7 else:bb7\n+ a$30: phi(bb1: a$18, bb3: a$21)\n+ b$31: phi(bb1: b$20, bb3: b$23)\n+ c$32: phi(bb1: c$22, bb3: c$25)\n+ d$33: phi(bb1: d$24, bb3: d$26)\n+ mutate$35: phi(bb1: mutate$27, bb3: mutate$27)\n+ If (read a$30) then:bb7 else:bb7\n bb7:\n predecessor blocks: bb2\n- If (read b$3) then:bb9 else:bb9\n+ If (read b$31) then:bb9 else:bb9\n bb9:\n predecessor blocks: bb7\n- If (read c$4) then:bb11 else:bb11\n+ If (read c$32) then:bb11 else:bb11\n bb11:\n predecessor blocks: bb9\n- If (read d$5) then:bb13 else:bb13\n+ If (read d$33) then:bb13 else:bb13\n bb13:\n predecessor blocks: bb11\n- Const mutate $11 = null\n- Call mutate mutate$7(mutate d$5, read $11)\n+ Const mutate $34 = null\n+ Call mutate mutate$35(mutate d$33, read $34)\n Return\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let a$2 = {};\n- let b$3 = {};\n- let c$4 = {};\n- let d$5 = {};\n+function Component$0(props$12) {\n+ let a$13 = {};\n+ let b$14 = {};\n+ let c$15 = {};\n+ let d$16 = {};\n (\"<>\");\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-with-aliasing.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-with-aliasing.expect.md\nindex 01798e5527..b9ffe4ca10 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-with-aliasing.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/mutable-lifetime-with-aliasing.expect.md\n@@ -45,7 +45,7 @@ bb0:\n ## Code\n \n ```javascript\n-function mutate$0(x$1, y$2) {\n+function mutate$0(x$3, y$4) {\n return;\n }\n \n@@ -54,202 +54,202 @@ function mutate$0(x$1, y$2) {\n \n ```\n bb0:\n- Const mutate a$2 = Object { }\n- Const mutate b$3 = Array [read a$2]\n- Const mutate c$4 = Object { }\n- Const mutate d$5 = Object { c: read c$4 }\n- Const mutate x$6 = Object { }\n- Reassign mutate x$6.b = read b$3\n- Const mutate y$7 = Call mutate mutate$8(mutate x$6, mutate d$5)\n- If (read a$2) then:bb1 else:bb1\n+ Const mutate a$11 = Object { }\n+ Const mutate b$12 = Array [read a$11]\n+ Const mutate c$13 = Object { }\n+ Const mutate d$14 = Object { c: read c$13 }\n+ Const mutate x$15 = Object { }\n+ Reassign mutate x$15.b = read b$12\n+ Const mutate y$16 = Call mutate mutate$8(mutate x$15, mutate d$14)\n+ If (read a$11) then:bb1 else:bb1\n bb1:\n predecessor blocks: bb0\n- If (read b$3) then:bb3 else:bb3\n+ If (read b$12) then:bb3 else:bb3\n bb3:\n predecessor blocks: bb1\n- If (read c$4) then:bb5 else:bb5\n+ If (read c$13) then:bb5 else:bb5\n bb5:\n predecessor blocks: bb3\n- If (read d$5) then:bb7 else:bb7\n+ If (read d$14) then:bb7 else:bb7\n bb7:\n predecessor blocks: bb5\n- If (read y$7) then:bb9 else:bb9\n+ If (read y$16) then:bb9 else:bb9\n bb9:\n predecessor blocks: bb7\n- Const mutate $9 = null\n- Call mutate mutate$8(mutate x$6, read $9)\n+ Const mutate $17 = null\n+ Call mutate mutate$8(mutate x$15, read $17)\n Return\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const a$2 = {};\n- const b$3 = [a$2];\n- const c$4 = {};\n- const d$5 = {\n- c: c$4,\n+function Component$0(props$10) {\n+ const a$11 = {};\n+ const b$12 = [a$11];\n+ const c$13 = {};\n+ const d$14 = {\n+ c: c$13,\n };\n- const x$6 = {};\n- x$6 = b$3;\n- const y$7 = mutate$8(x$6, d$5);\n- if (a$2) {\n- if (b$3) {\n- if (c$4) {\n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ const x$15 = {};\n+ x$15 = b$12;\n+ const y$16 = mutate$8(x$15, d$14);\n+ if (a$11) {\n+ if (b$12) {\n+ if (c$13) {\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (c$4) {\n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (c$13) {\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (b$3) {\n- if (c$4) {\n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (b$12) {\n+ if (c$13) {\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (c$4) {\n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (c$13) {\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (d$5) {\n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (d$14) {\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \n- if (y$7) {\n- mutate$8(x$6, null);\n+ if (y$16) {\n+ mutate$8(x$15, null);\n return;\n }\n \n- mutate$8(x$6, null);\n+ mutate$8(x$15, null);\n return;\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/property-assignment.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/property-assignment.expect.md\nindex 718fe22e37..da9e4b209a 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/property-assignment.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/property-assignment.expect.md\n@@ -17,25 +17,25 @@ function Component(props) {\n \n ```\n bb0:\n- Const mutate x$2 = Object { }\n- Const mutate y$3 = Array []\n- Reassign mutate x$2.y = read y$3\n- Const mutate child$4 = JSX <\/read Component$0>\n- Call mutate x$2.y.push(read props$1.p0)\n- Const mutate $5 = JSX {read child$4}<\/read Component$0>\n- Return read $5\n+ Const mutate x$7 = Object { }\n+ Const mutate y$8 = Array []\n+ Reassign mutate x$7.y = read y$8\n+ Const mutate child$9 = JSX <\/read Component$0>\n+ Call mutate x$7.y.push(read props$6.p0)\n+ Const mutate $10 = JSX {read child$9}<\/read Component$0>\n+ Return read $10\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- const x$2 = {};\n- const y$3 = [];\n- x$2 = y$3;\n- const child$4 = <\/Component$0>;\n- x$2.y.push(props$1.p0);\n- return {child$4}<\/Component$0>;\n+function Component$0(props$6) {\n+ const x$7 = {};\n+ const y$8 = [];\n+ x$7 = y$8;\n+ const child$9 = <\/Component$0>;\n+ x$7.y.push(props$6.p0);\n+ return {child$9}<\/Component$0>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment-conditional.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment-conditional.expect.md\nindex 4919c5c3a6..e45c81ef9c 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment-conditional.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment-conditional.expect.md\n@@ -23,38 +23,42 @@ function Component(props) {\n \n ```\n bb0:\n- Let mutate x$2 = Array []\n- Call mutate x$2.push(read props$1.p0)\n- Let mutate y$3 = read x$2\n- If (read props$1.p1) then:bb2 else:bb1\n+ Let mutate x$7 = Array []\n+ Call mutate x$7.push(read props$6.p0)\n+ Let mutate y$8 = read x$7\n+ If (read props$6.p1) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Reassign mutate x$2 = Array []\n+ Reassign mutate x$9 = Array []\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb2\n- Let mutate _$4 = JSX <\/read Component$0>\n- Call read y$3.push(read props$1.p2)\n- Const mutate $5 = JSX <\/read Component$0>\n- Return read $5\n+ Component$10: phi(bb0: Component$0, bb2: Component$0)\n+ x$11: phi(bb0: x$7, bb2: x$9)\n+ y$13: phi(bb0: y$8, bb2: y$8)\n+ props$14: phi(bb0: props$6, bb2: props$6)\n+ Let mutate _$12 = JSX <\/read Component$10>\n+ Call read y$13.push(read props$14.p2)\n+ Const mutate $15 = JSX <\/read Component$10>\n+ Return read $15\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let x$2 = [];\n- x$2.push(props$1.p0);\n- let y$3 = x$2;\n- if (props$1.p1) {\n- x$2 = [];\n+function Component$0(props$6) {\n+ let x$7 = [];\n+ x$7.push(props$6.p0);\n+ let y$8 = x$7;\n+ if (props$6.p1) {\n+ x$9 = [];\n (\"<>\");\n }\n \n- let _$4 = <\/Component$0>;\n+ let _$12 = <\/Component$10>;\n \n- y$3.push(props$1.p2);\n- return <\/Component$0>;\n+ y$13.push(props$14.p2);\n+ return <\/Component$10>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment.expect.md\nindex 6d59785563..f061ee199f 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reassignment.expect.md\n@@ -21,28 +21,28 @@ function Component(props) {\n \n ```\n bb0:\n- Let mutate x$2 = Array []\n- Call mutate x$2.push(read props$1.p0)\n- Let mutate y$3 = read x$2\n- Reassign mutate x$2 = Array []\n- Let mutate _$4 = JSX <\/read Component$0>\n- Call mutate y$3.push(read props$1.p1)\n- Const mutate $5 = JSX <\/read Component$0>\n- Return read $5\n+ Let mutate x$7 = Array []\n+ Call mutate x$7.push(read props$6.p0)\n+ Let mutate y$8 = read x$7\n+ Reassign mutate x$9 = Array []\n+ Let mutate _$10 = JSX <\/read Component$0>\n+ Call mutate y$8.push(read props$6.p1)\n+ Const mutate $11 = JSX <\/read Component$0>\n+ Return read $11\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let x$2 = [];\n- x$2.push(props$1.p0);\n- let y$3 = x$2;\n- x$2 = [];\n- let _$4 = <\/Component$0>;\n-\n- y$3.push(props$1.p1);\n- return <\/Component$0>;\n+function Component$0(props$6) {\n+ let x$7 = [];\n+ x$7.push(props$6.p0);\n+ let y$8 = x$7;\n+ x$9 = [];\n+ let _$10 = <\/Component$0>;\n+\n+ y$8.push(props$6.p1);\n+ return <\/Component$0>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reverse-postorder.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reverse-postorder.expect.md\nindex 19081151a9..93ab89000e 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reverse-postorder.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/reverse-postorder.expect.md\n@@ -36,91 +36,92 @@ function Component(props) {\n \n ```\n bb0:\n- Let mutate x$2 = undefined\n- If (read props$1.cond) then:bb2 else:bb10\n+ Let mutate x$7 = undefined\n+ If (read props$6.cond) then:bb2 else:bb10\n bb2:\n predecessor blocks: bb0\n- Const mutate $3 = 2\n- Const mutate $4 = 1\n- Const mutate $5 = 0\n- Switch ( props$1.test)\n- Case read $5: bb8\n- Case read $4: bb6\n- Case read $3: bb4\n+ Const mutate $8 = 2\n+ Const mutate $9 = 1\n+ Const mutate $10 = 0\n+ Switch ( props$6.test)\n+ Case read $10: bb8\n+ Case read $9: bb6\n+ Case read $8: bb4\n Default: bb4\n bb8:\n predecessor blocks: bb2\n- Reassign mutate x$2 = read props$1.v0\n+ Reassign mutate x$11 = read props$6.v0\n Goto bb1\n bb6:\n predecessor blocks: bb2\n- Reassign mutate x$2 = read props$1.v1\n+ Reassign mutate x$12 = read props$6.v1\n Goto bb1\n bb4:\n predecessor blocks: bb2\n- Reassign mutate x$2 = read props$1.v2\n+ Reassign mutate x$13 = read props$6.v2\n Goto bb1\n bb10:\n predecessor blocks: bb0\n- If (read props$1.cond2) then:bb12 else:bb13\n+ If (read props$6.cond2) then:bb12 else:bb13\n bb12:\n predecessor blocks: bb10\n- Reassign mutate x$2 = read props$1.b\n+ Reassign mutate x$14 = read props$6.b\n Goto bb1\n bb13:\n predecessor blocks: bb10\n- Reassign mutate x$2 = read props$1.c\n+ Reassign mutate x$15 = read props$6.c\n Goto bb1\n bb1:\n predecessor blocks: bb13 bb12 bb8 bb6 bb4\n- read x$2\n+ x$16: phi(bb13: x$15, bb12: x$14, bb8: x$11, bb6: x$12, bb4: x$13)\n+ read x$16\n Return\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let x$2 = undefined;\n- if (props$1.cond) {\n- switch (props$1.test) {\n+function Component$0(props$6) {\n+ let x$7 = undefined;\n+ if (props$6.cond) {\n+ switch (props$6.test) {\n case 0: {\n- x$2 = props$1.v0;\n+ x$11 = props$6.v0;\n (\"<>\");\n }\n \n case 1: {\n- x$2 = props$1.v1;\n+ x$12 = props$6.v1;\n (\"<>\");\n }\n \n case 2: {\n- x$2 = props$1.v2;\n+ x$13 = props$6.v2;\n (\"<>\");\n }\n \n default: {\n- x$2 = props$1.v2;\n+ x$13 = props$6.v2;\n (\"<>\");\n }\n }\n \n- x$2;\n+ x$16;\n return;\n } else {\n- if (props$1.cond2) {\n- x$2 = props$1.b;\n+ if (props$6.cond2) {\n+ x$14 = props$6.b;\n (\"<>\");\n } else {\n- x$2 = props$1.c;\n+ x$15 = props$6.c;\n (\"<>\");\n }\n \n- x$2;\n+ x$16;\n return;\n }\n \n- x$2;\n+ x$16;\n return;\n }\n \ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/simple.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/simple.expect.md\nindex c7f670aafc..950c65842d 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/simple.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/simple.expect.md\n@@ -15,28 +15,28 @@ function foo(x, y) {\n \n ```\n bb0:\n- If (read x$1) then:bb2 else:bb1\n+ If (read x$8) then:bb2 else:bb1\n bb2:\n predecessor blocks: bb0\n- Const mutate $3 = false\n- Const mutate $4 = Call read foo$0(read $3, read y$2)\n- Return freeze $4\n+ Const mutate $10 = false\n+ Const mutate $11 = Call read foo$0(read $10, read y$9)\n+ Return freeze $11\n bb1:\n predecessor blocks: bb0\n- Const mutate $5 = 10\n- Const mutate $6 = Binary read y$2 * read $5\n- Const mutate $7 = Array [read $6]\n- Return freeze $7\n+ Const mutate $12 = 10\n+ Const mutate $13 = Binary read y$9 * read $12\n+ Const mutate $14 = Array [read $13]\n+ Return freeze $14\n ```\n \n ## Code\n \n ```javascript\n-function foo$0(x$1, y$2) {\n- if (x$1) {\n- return foo$0(false, y$2);\n+function foo$0(x$8, y$9) {\n+ if (x$8) {\n+ return foo$0(false, y$9);\n }\n- return [y$2 * 10];\n+ return [y$9 * 10];\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch-non-final-default.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch-non-final-default.expect.md\nindex 299f300081..009297f8a1 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch-non-final-default.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch-non-final-default.expect.md\n@@ -32,46 +32,50 @@ function Component(props) {\n \n ```\n bb0:\n- Let mutate x$2 = Array []\n- Let mutate y$3 = undefined\n- Const mutate $4 = false\n- Const mutate $5 = true\n- Const mutate $6 = 1\n- Switch ( props$1.p0)\n- Case read $6: bb1\n- Case read $5: bb6\n+ Let mutate x$10 = Array []\n+ Let mutate y$11 = undefined\n+ Const mutate $12 = false\n+ Const mutate $13 = true\n+ Const mutate $14 = 1\n+ Switch ( props$9.p0)\n+ Case read $14: bb1\n+ Case read $13: bb6\n Default: bb1\n- Case read $4: bb2\n+ Case read $12: bb2\n bb6:\n predecessor blocks: bb0\n- Call mutate x$2.push(read props$1.p2)\n- Reassign mutate y$3 = Array []\n+ Call mutate x$10.push(read props$9.p2)\n+ Reassign mutate y$15 = Array []\n Goto bb1\n bb2:\n predecessor blocks: bb0\n- Reassign mutate y$3 = read x$2\n+ Reassign mutate y$16 = read x$10\n Goto bb1\n bb1:\n predecessor blocks: bb0 bb6 bb2\n- Const mutate child$7 = JSX <\/read Component$0>\n- Call read y$3.push(read props$1.p4)\n- Const mutate $8 = JSX {read child$7}<\/read Component$0>\n- Return read $8\n+ Component$17: phi(bb0: Component$0, bb6: Component$0, bb2: Component$0)\n+ x$18: phi(bb0: x$10, bb6: x$10, bb2: x$10)\n+ y$20: phi(bb0: y$11, bb6: y$15, bb2: y$16)\n+ props$21: phi(bb0: props$9, bb6: props$9, bb2: props$9)\n+ Const mutate child$19 = JSX <\/read Component$17>\n+ Call read y$20.push(read props$21.p4)\n+ Const mutate $22 = JSX {read child$19}<\/read Component$17>\n+ Return read $22\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let x$2 = [];\n- let y$3 = undefined;\n- switch (props$1.p0) {\n+function Component$0(props$9) {\n+ let x$10 = [];\n+ let y$11 = undefined;\n+ switch (props$9.p0) {\n case 1:\n break;\n \n case true: {\n- x$2.push(props$1.p2);\n- y$3 = [];\n+ x$10.push(props$9.p2);\n+ y$15 = [];\n (\"<>\");\n }\n \n@@ -79,14 +83,14 @@ function Component$0(props$1) {\n break;\n \n case false: {\n- y$3 = x$2;\n+ y$16 = x$10;\n (\"<>\");\n }\n }\n \n- const child$7 = <\/Component$0>;\n- y$3.push(props$1.p4);\n- return {child$7}<\/Component$0>;\n+ const child$19 = <\/Component$17>;\n+ y$20.push(props$21.p4);\n+ return {child$19}<\/Component$17>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch.expect.md b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch.expect.md\nindex f026f2b65e..921ed4febf 100644\n--- a\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch.expect.md\n+++ b\/compiler\/forget\/src\/__tests__\/fixtures\/hir\/switch.expect.md\n@@ -28,55 +28,62 @@ function Component(props) {\n \n ```\n bb0:\n- Let mutate x$2 = Array []\n- Let mutate y$3 = undefined\n- Const mutate $4 = false\n- Const mutate $5 = true\n- Switch ( props$1.p0)\n- Case read $5: bb4\n- Case read $4: bb2\n+ Let mutate x$9 = Array []\n+ Let mutate y$10 = undefined\n+ Const mutate $11 = false\n+ Const mutate $12 = true\n+ Switch ( props$8.p0)\n+ Case read $12: bb4\n+ Case read $11: bb2\n Default: bb1\n bb4:\n predecessor blocks: bb0\n- Call mutate x$2.push(read props$1.p2)\n- Call mutate x$2.push(read props$1.p3)\n- Reassign mutate y$3 = Array []\n+ Call mutate x$9.push(read props$8.p2)\n+ Call mutate x$9.push(read props$8.p3)\n+ Reassign mutate y$13 = Array []\n Goto bb2\n bb2:\n predecessor blocks: bb4 bb0\n- Reassign mutate y$3 = read x$2\n+ x$14: phi(bb4: x$9, bb0: x$9)\n+ Component$17: phi(bb4: Component$0, bb0: Component$0)\n+ props$22: phi(bb4: props$8, bb0: props$8)\n+ Reassign mutate y$15 = read x$14\n Goto bb1\n bb1:\n predecessor blocks: bb2 bb0\n- Const mutate child$6 = JSX <\/read Component$0>\n- Call read y$3.push(read props$1.p4)\n- Const mutate $7 = JSX {read child$6}<\/read Component$0>\n- Return read $7\n+ Component$16: phi(bb2: Component$17, bb0: Component$0)\n+ x$18: phi(bb2: x$14, bb0: x$9)\n+ y$20: phi(bb2: y$15, bb0: y$10)\n+ props$21: phi(bb2: props$22, bb0: props$8)\n+ Const mutate child$19 = JSX <\/read Component$16>\n+ Call read y$20.push(read props$21.p4)\n+ Const mutate $23 = JSX {read child$19}<\/read Component$16>\n+ Return read $23\n ```\n \n ## Code\n \n ```javascript\n-function Component$0(props$1) {\n- let x$2 = [];\n- let y$3 = undefined;\n- switch (props$1.p0) {\n+function Component$0(props$8) {\n+ let x$9 = [];\n+ let y$10 = undefined;\n+ switch (props$8.p0) {\n case true: {\n- x$2.push(props$1.p2);\n- x$2.push(props$1.p3);\n- y$3 = [];\n+ x$9.push(props$8.p2);\n+ x$9.push(props$8.p3);\n+ y$13 = [];\n (\"<>\");\n }\n \n case false: {\n- y$3 = x$2;\n+ y$15 = x$14;\n (\"<>\");\n }\n }\n \n- const child$6 = <\/Component$0>;\n- y$3.push(props$1.p4);\n- return {child$6}<\/Component$0>;\n+ const child$19 = <\/Component$16>;\n+ y$20.push(props$21.p4);\n+ return {child$19}<\/Component$16>;\n }\n \n ```\ndiff --git a\/compiler\/forget\/src\/__tests__\/hir-test.ts b\/compiler\/forget\/src\/__tests__\/hir-test.ts\nindex 0bc636ce16..08c8e27963 100644\n--- a\/compiler\/forget\/src\/__tests__\/hir-test.ts\n+++ b\/compiler\/forget\/src\/__tests__\/hir-test.ts\n@@ -47,9 +47,7 @@ describe(\"React Forget (HIR version)\", () => {\n enter(nodePath) {\n const env: Environment = new Environment();\n const ir: HIRFunction = lower(nodePath, env);\n- if (file.startsWith(\"ssa\")) {\n- buildSSA(ir, env);\n- }\n+ buildSSA(ir, env);\n inferReferenceEffects(ir);\n \/\/ const lifetimeGraph = buildDefUseGraph(ir);\n const textHIR = printHIR(ir.body);\n"}

dillon1000/react

Files changed