23 lines
750 B
LLVM
23 lines
750 B
LLVM
; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt -passes=simplifycfg -simplifycfg-require-and-preserve-domtree=1 -S %s | FileCheck %s
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@glob = internal constant [5 x ptr] zeroinitializer, align 16
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; Make sure simplifycfg does not crash when dealing with icmp constant
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; expressions.
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define i1 @test(i1 %c) {
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; CHECK-LABEL: @test(
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; CHECK-NEXT: entry:
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; CHECK-NEXT: [[SPEC_SELECT:%.*]] = select i1 [[C:%.*]], i1 false, i1 icmp ugt (ptr inttoptr (i64 -40 to ptr), ptr @glob)
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; CHECK-NEXT: ret i1 [[SPEC_SELECT]]
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;
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entry:
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br i1 %c, label %if.then, label %exit
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if.then:
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br label %exit
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exit:
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%p = phi i1 [ false, %if.then ], [ icmp ult (ptr @glob, ptr inttoptr (i64 -40 to ptr)), %entry ]
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ret i1 %p
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}
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