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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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39
external/llvm/test/Instrumentation/MemorySanitizer/unreachable.ll vendored
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@@ -1,39 +0,0 @@
; RUN: opt < %s -msan -S | FileCheck %s
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"
target triple = "x86_64-unknown-linux-gnu"
; Test that MemorySanitizer correctly handles unreachable blocks.
define i32 @Func(i32* %p) nounwind uwtable {
entry:
br label %exit
unreachable:
%x = load i32, i32* %p
br label %exit
exit:
%z = phi i32 [ 42, %entry ], [ %x, %unreachable ]
ret i32 %z
}
; CHECK-LABEL: @Func
; CHECK: store i32 0, {{.*}} @__msan_retval_tls
; CHECK: ret i32 42
define i32 @UnreachableLoop() nounwind uwtable {
entry:
ret i32 0
zzz:
br label %xxx
xxx:
br label %zzz
}
; CHECK-LABEL: @UnreachableLoop
; CHECK: store i32 0, {{.*}} @__msan_retval_tls
; CHECK: ret i32 0