Imported Upstream version 6.10.0.49

Former-commit-id: 1d6753294b2993e1fbf92de9366bb9544db4189b
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2020-01-16 16:38:04 +00:00
parent d94e79959b
commit 468663ddbb
48518 changed files with 2789335 additions and 61176 deletions

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@@ -0,0 +1,15 @@
; RUN: opt -instsimplify -S < %s | FileCheck %s
define void @foo() nounwind {
br i1 undef, label %1, label %4
; <label>:1 ; preds = %1, %0
; CHECK-NOT: phi
; CHECK-NOT: sub
%2 = phi i32 [ %3, %1 ], [ undef, %0 ]
%3 = sub i32 0, undef
br label %1
; <label>:4 ; preds = %0
ret void
}