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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@151694 91177308-0d34-0410-b5e6-96231b3b80d8
20 lines
454 B
LLVM
20 lines
454 B
LLVM
; RUN: opt < %s -instcombine -S | FileCheck %s
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; <rdar://problem/10803154>
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; There should be no transformation.
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; CHECK: %a = trunc i32 %x to i8
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; CHECK: %b = icmp ne i8 %a, 0
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; CHECK: %c = and i32 %x, 16711680
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; CHECK: %d = icmp ne i32 %c, 0
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; CHECK: %e = and i1 %b, %d
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; CHECK: ret i1 %e
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define i1 @f1(i32 %x) {
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%a = trunc i32 %x to i8
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%b = icmp ne i8 %a, 0
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%c = and i32 %x, 16711680
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%d = icmp ne i32 %c, 0
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%e = and i1 %b, %d
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ret i1 %e
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}
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