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Imported Upstream version 5.18.0.161

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Former-commit-id: 4db48158d3a35497b8f118ab21b5f08ac3d86d98
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Xamarin Public Jenkins (auto-signing)
2018-10-19 08:34:24 +00:00
parent 37fbf886a3
commit e19d552987
28702 changed files with 3868076 additions and 803 deletions
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32
external/llvm/test/Transforms/SimplifyCFG/preserve-load-metadata-3.ll vendored Normal file
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@@ -0,0 +1,32 @@
; RUN: opt < %s -simplifycfg -S | FileCheck %s
declare void @bar(i32*)
declare void @baz(i32*)
; CHECK-LABEL: @test_load_combine_metadata(
; Check that dereferenceable_or_null metadata is combined
; CHECK: load i32*, i32** %p
; CHECK-SAME: !dereferenceable_or_null ![[DEREF:[0-9]+]]
; CHECK: t:
; CHECK: f:
define void @test_load_combine_metadata(i1 %c, i32** %p) {
br i1 %c, label %t, label %f
t:
%v1 = load i32*, i32** %p, !dereferenceable_or_null !0
call void @bar(i32* %v1)
br label %cont
f:
%v2 = load i32*, i32** %p, !dereferenceable_or_null !1
call void @baz(i32* %v2)
br label %cont
cont:
ret void
}
; CHECK: ![[DEREF]] = !{i64 8}
!0 = !{i64 8}
!1 = !{i64 16}