Imported Upstream version 6.0.0.172

Former-commit-id: f3cc9b82f3e5bd8f0fd3ebc098f789556b44e9cd
This commit is contained in:
Xamarin Public Jenkins (auto-signing)
2019-04-12 14:10:50 +00:00
parent 8016999e4d
commit 64ac736ec5
32155 changed files with 3981439 additions and 75368 deletions

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; RUN: opt < %s -instcombine -simplifycfg -S | grep " = phi " | count 1
; instcombine should sort the PHI operands so that simplifycfg can see the
; duplicate and remove it.
define i32 @foo(i1 %t) {
entry:
call void @bar()
br i1 %t, label %true, label %false
true:
call void @bar()
br label %false
false:
%a = phi i32 [ 2, %true ], [ 5, %entry ]
%b = phi i32 [ 5, %entry ], [ 2, %true ]
call void @bar()
%c = add i32 %a, %b
ret i32 %c
}
declare void @bar()