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20 lines
549 B
LLVM
20 lines
549 B
LLVM
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; RUN: llvm-as < %s | opt -simplifycfg | llvm-dis | grep {volatile load}
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; PR2967
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target datalayout =
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"e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32"
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target triple = "i386-pc-linux-gnu"
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define void @foo(i32 %x) nounwind {
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entry:
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%0 = icmp eq i32 %x, 0 ; <i1> [#uses=1]
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br i1 %0, label %bb, label %return
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bb: ; preds = %entry
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%1 = volatile load i32* null ; <i32> [#uses=0]
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unreachable
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br label %return
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return: ; preds = %entry
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ret void
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}
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