| ; There should be exactly one shift and one add left. | |
| ; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s | |
| define i32 @test1(i32 %X, i32 %Y) { | |
| ; CHECK-LABEL: test1 | |
| ; CHECK-NEXT: %tmp = add i32 %Y, %X | |
| ; CHECK-NEXT: %tmp1 = shl i32 %tmp, 1 | |
| ; CHECK-NEXT: ret i32 %tmp1 | |
| %tmp.2 = shl i32 %X, 1 | |
| %tmp.6 = shl i32 %Y, 1 | |
| %tmp.4 = add i32 %tmp.6, %tmp.2 | |
| ret i32 %tmp.4 | |
| } |