9bf6365237
This PR removes tests with `br i1 undef` under `llvm/tests/Transforms/ObjCARC, Reassociate, SCCP, SLPVectorizer...`. After this PR, I'll continue to fix tests under `llvm/tests/CodeGen`, which has more UB tests than `llvm/tests/Transforms`.
43 lines
1.2 KiB
LLVM
43 lines
1.2 KiB
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -S -o - -structurizecfg < %s | FileCheck %s
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define void @test1(i1 %arg) {
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; CHECK-LABEL: @test1(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: %arg.inv = xor i1 %arg, true
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; CHECK-NEXT: br label %loop
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; CHECK: Flow:
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; CHECK-NEXT: br label %Flow1
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; CHECK: loop:
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; CHECK-NEXT: %ctr = phi i32 [ 0, %entry ], [ %0, %Flow1 ]
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; CHECK-NEXT: %ctr.next = add i32 %ctr, 1
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; CHECK-NEXT: br i1 %arg.inv, label %loop.a, label %Flow1
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; CHECK: loop.a:
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; CHECK-NEXT: br i1 %arg.inv, label %loop.b, label %Flow
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; CHECK: loop.b:
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; CHECK-NEXT: br label %Flow
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; CHECK: Flow1:
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; CHECK-NEXT: %0 = phi i32 [ %ctr.next, %Flow ], [ undef, %loop ]
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; CHECK-NEXT: %1 = phi i1 [ false, %Flow ], [ true, %loop ]
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; CHECK-NEXT: br i1 %1, label %exit, label %loop
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; CHECK: exit:
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; CHECK-NEXT: ret void
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;
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entry:
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br label %loop
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loop:
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%ctr = phi i32 [ 0, %entry ], [ %ctr.next, %loop.a ], [ %ctr.next, %loop.b ]
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%ctr.next = add i32 %ctr, 1
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br i1 %arg, label %exit, label %loop.a
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loop.a:
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br i1 %arg, label %loop, label %loop.b
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loop.b:
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br label %loop
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exit:
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ret void
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}
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