; NOTE: Assertions have been autogenerated by utils/update_test_checks.py ; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s ; There should be exactly one shift and one add left. define i32 @test1(i32 %X, i32 %Y) { ; CHECK-LABEL: @test1( ; CHECK-NEXT: [[REASS_ADD:%.*]] = add i32 [[Y:%.*]], [[X:%.*]] ; CHECK-NEXT: [[REASS_MUL:%.*]] = shl i32 [[REASS_ADD]], 1 ; CHECK-NEXT: ret i32 [[REASS_MUL]] ; %t2 = shl i32 %X, 1 %t6 = shl i32 %Y, 1 %t4 = add i32 %t6, %t2 ret i32 %t4 }