Imported Upstream version 5.18.0.167

Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
This commit is contained in:
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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@ -1,15 +0,0 @@
; RUN: opt < %s -instcombine -S | not grep 34
define i32 @test(i32 %X) {
; Do not fold into shr X, 34, as this uses undefined behavior!
%Y = ashr i32 %X, 17 ; <i32> [#uses=1]
%Z = ashr i32 %Y, 17 ; <i32> [#uses=1]
ret i32 %Z
}
define i32 @test2(i32 %X) {
; Do not fold into shl X, 34, as this uses undefined behavior!
%Y = shl i32 %X, 17 ; <i32> [#uses=1]
%Z = shl i32 %Y, 17 ; <i32> [#uses=1]
ret i32 %Z
}