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

View File

@ -1,19 +0,0 @@
; This test shows a case where SCCP is incorrectly eliminating the PHI node
; because it thinks it has a constant 0 value, when it really doesn't.
; RUN: opt < %s -sccp -S | grep phi
define i32 @test(i32 %A, i1 %c) {
bb1:
br label %BB2
BB2: ; preds = %BB4, %bb1
%V = phi i32 [ 0, %bb1 ], [ %A, %BB4 ] ; <i32> [#uses=1]
br label %BB3
BB3: ; preds = %BB2
br i1 %c, label %BB4, label %BB5
BB4: ; preds = %BB3
br label %BB2
BB5: ; preds = %BB3
ret i32 %V
}