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Imported Upstream version 5.18.0.234

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Former-commit-id: 8071ec1a8c5eaa9be24b41745add19297608001f
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Xamarin Public Jenkins (auto-signing)
2019-01-08 08:22:36 +00:00
parent f32dbaf0b2
commit 212f6bafcb
28494 changed files with 359 additions and 3867025 deletions
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27
external/llvm/test/Analysis/GlobalsModRef/purecse.ll vendored
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@ -1,27 +0,0 @@
; Test that pure functions are cse'd away
; RUN: opt < %s -disable-basicaa -globals-aa -gvn -instcombine -S | FileCheck %s
define i32 @pure(i32 %X) {
%Y = add i32 %X, 1 ; <i32> [#uses=1]
ret i32 %Y
}
define i32 @test1(i32 %X) {
; CHECK: %A = call i32 @pure(i32 %X)
; CHECK-NEXT: ret i32 0
%A = call i32 @pure( i32 %X ) ; <i32> [#uses=1]
%B = call i32 @pure( i32 %X ) ; <i32> [#uses=1]
%C = sub i32 %A, %B ; <i32> [#uses=1]
ret i32 %C
}
define i32 @test2(i32 %X, i32* %P) {
; CHECK: %A = call i32 @pure(i32 %X)
; CHECK-NEXT: store i32 %X, i32* %P
; CHECK-NEXT: ret i32 0
%A = call i32 @pure( i32 %X ) ; <i32> [#uses=1]
store i32 %X, i32* %P ;; Does not invalidate 'pure' call.
%B = call i32 @pure( i32 %X ) ; <i32> [#uses=1]
%C = sub i32 %A, %B ; <i32> [#uses=1]
ret i32 %C
}