forked from OSchip/llvm-project
44 lines
1.4 KiB
LLVM
44 lines
1.4 KiB
LLVM
; RUN: llc -no-stack-coloring=false < %s | FileCheck %s
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; This test crashed in PEI because the stack protector was dead.
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; This was due to it being colored, which was in turn due to incorrect
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; lifetimes being applied to the stack protector frame index.
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; CHECK: stack_chk_guard
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target datalayout = "e-m:o-p:32:32-f64:32:64-f80:128-n8:16:32-S128"
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target triple = "i386-apple-macosx10.10.0"
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; Function Attrs: nounwind
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declare void @llvm.lifetime.start(i64, i8* nocapture) #0
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; Function Attrs: nounwind
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declare void @llvm.lifetime.end(i64, i8* nocapture) #0
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; Function Attrs: ssp
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define void @foo(i1 %cond1, i1 %cond2) #1 {
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entry:
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%bitmapBuffer = alloca [8192 x i8], align 1
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br i1 %cond1, label %end1, label %bb1
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bb1:
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%bitmapBuffer229 = alloca [8192 x i8], align 1
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br i1 %cond2, label %end1, label %if.else130
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end1:
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ret void
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if.else130: ; preds = %bb1
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%tmp = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer, i32 0, i32 0
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call void @llvm.lifetime.start(i64 8192, i8* %tmp) #0
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call void @llvm.lifetime.end(i64 8192, i8* %tmp) #0
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%tmp25 = getelementptr inbounds [8192 x i8], [8192 x i8]* %bitmapBuffer229, i32 0, i32 0
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call void @llvm.lifetime.start(i64 8192, i8* %tmp25) #0
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call void @llvm.lifetime.end(i64 8192, i8* %tmp25) #0
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br label %end1
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}
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declare void @bar()
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attributes #0 = { nounwind }
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attributes #1 = { ssp } |