23 lines
477 B
LLVM
23 lines
477 B
LLVM
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
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; RUN: opt < %s -passes=instcombine -S | FileCheck %s
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define i1 @PR2539_A(i1 %A) {
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; CHECK-LABEL: @PR2539_A(
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; CHECK-NEXT: [[C:%.*]] = xor i1 [[A:%.*]], true
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; CHECK-NEXT: ret i1 [[C]]
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;
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%B = zext i1 %A to i32
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%C = icmp slt i32 %B, 1
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ret i1 %C
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}
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define i1 @PR2539_B(i1 zeroext %b) {
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; CHECK-LABEL: @PR2539_B(
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; CHECK-NEXT: ret i1 false
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;
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%cmp = icmp slt i1 %b, true
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ret i1 %cmp
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}
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