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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81290 91177308-0d34-0410-b5e6-96231b3b80d8
23 lines
662 B
LLVM
23 lines
662 B
LLVM
; RUN: llc < %s -march=x86
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; PR3486
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define i32 @foo(i8 signext %p_26) nounwind {
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entry:
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%0 = icmp eq i8 %p_26, 0 ; <i1> [#uses=2]
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%or.cond = or i1 false, %0 ; <i1> [#uses=2]
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%iftmp.1.0 = zext i1 %or.cond to i16 ; <i16> [#uses=1]
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br i1 %0, label %bb.i, label %bar.exit
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bb.i: ; preds = %entry
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%1 = zext i1 %or.cond to i32 ; <i32> [#uses=1]
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%2 = sdiv i32 %1, 0 ; <i32> [#uses=1]
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%3 = trunc i32 %2 to i16 ; <i16> [#uses=1]
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br label %bar.exit
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bar.exit: ; preds = %bb.i, %entry
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%4 = phi i16 [ %3, %bb.i ], [ %iftmp.1.0, %entry ] ; <i16> [#uses=1]
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%5 = trunc i16 %4 to i8 ; <i8> [#uses=1]
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%6 = sext i8 %5 to i32 ; <i32> [#uses=1]
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ret i32 %6
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}
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