Imported Upstream version 5.18.0.167

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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; RUN: opt < %s -basicaa -gvn -S | FileCheck %s
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:128:128"
target triple = "i386-apple-darwin7"
define i8 @test(i8* %P) nounwind {
; CHECK: lifetime.start
; CHECK-NOT: load
; CHECK: lifetime.end
entry:
call void @llvm.lifetime.start.p0i8(i64 32, i8* %P)
%0 = load i8, i8* %P
store i8 1, i8* %P
call void @llvm.lifetime.end.p0i8(i64 32, i8* %P)
%1 = load i8, i8* %P
ret i8 %1
}
declare void @llvm.lifetime.start.p0i8(i64 %S, i8* nocapture %P) readonly
declare void @llvm.lifetime.end.p0i8(i64 %S, i8* nocapture %P)