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

View File

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; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
; Test that we can turn things like A*B + X - A*B -> X.
define i32 @test1(i32 %a, i32 %b, i32 %x) {
; CHECK-LABEL: test1
; CHECK: ret i32 %x
%c = mul i32 %a, %b
%d = add i32 %c, %x
%c1 = mul i32 %a, %b
%f = sub i32 %d, %c1
ret i32 %f
}