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https://github.com/c64scene-ar/llvm-6502.git
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3333e66822
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@170883 91177308-0d34-0410-b5e6-96231b3b80d8
24 lines
598 B
LLVM
24 lines
598 B
LLVM
; RUN: opt < %s -msan -S | FileCheck %s
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target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
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target triple = "x86_64-unknown-linux-gnu"
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; Test that MemorySanitizer correctly handles unreachable blocks.
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define i32 @Func(i32* %p) nounwind uwtable {
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entry:
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br label %exit
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unreachable:
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%x = load i32* %p
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br label %exit
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exit:
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%z = phi i32 [ 42, %entry ], [ %x, %unreachable ]
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ret i32 %z
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}
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; CHECK: @Func
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; CHECK: store i32 0, {{.*}} @__msan_retval_tls
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; CHECK: ret i32 42
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