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Imported Upstream version 5.18.0.207

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Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449
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Xamarin Public Jenkins (auto-signing)
2018-11-17 08:23:10 +00:00
parent 8e12397d70
commit eb85e2fc17
28480 changed files with 72 additions and 3866936 deletions
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22
external/llvm/test/Transforms/MemCpyOpt/capturing-func.ll vendored
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@ -1,22 +0,0 @@
; RUN: opt < %s -basicaa -memcpyopt -S | FileCheck %s
target datalayout = "e"
declare void @foo(i8*)
declare void @llvm.memcpy.p0i8.p0i8.i32(i8* nocapture, i8* nocapture, i32, i32, i1) nounwind
define void @test() {
%ptr1 = alloca i8
%ptr2 = alloca i8
call void @foo(i8* %ptr2)
call void @llvm.memcpy.p0i8.p0i8.i32(i8* %ptr1, i8* %ptr2, i32 1, i32 1, i1 false)
call void @foo(i8* %ptr1)
ret void
; Check that the transformation isn't applied if the called function can
; capture the pointer argument (i.e. the nocapture attribute isn't present)
; CHECK-LABEL: @test(
; CHECK: call void @foo(i8* %ptr2)
; CHECK-NEXT: call void @llvm.memcpy
; CHECK-NEXT: call void @foo(i8* %ptr1)
}