Imported Upstream version 5.18.0.179

Former-commit-id: 67aa10e65b237e1c4537630979ee99ebe1374215
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2018-10-25 08:34:57 +00:00
parent d6bde52373
commit 8625704ad8
28485 changed files with 3866843 additions and 50 deletions

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@@ -0,0 +1,12 @@
; RUN: opt < %s -instcombine -S | grep "ret i32 0"
; PR4424
declare void @ext()
define i32 @foo(i32 %ptr) {
entry:
%zero = sub i32 %ptr, %ptr ; <i32> [#uses=1]
%div_zero = sdiv i32 %zero, ptrtoint (i32* getelementptr (i32, i32* null,
i32 1) to i32) ; <i32> [#uses=1]
ret i32 %div_zero
}