1 ; RUN: opt < %s -instcombine -S | FileCheck %s 2 3 ; CHECK-LABEL: define i64 @test 4 define i64 @test1(i32 %A) { 5 ; CHECK: %[[ADD:.*]] = add nsw i32 %B, %C 6 ; CHECK: %F = sext i32 %[[ADD]] to i64 7 ; CHECK: ret i64 %F 8 9 %B = ashr i32 %A, 7 ; <i32> [#uses=1] 10 %C = ashr i32 %A, 9 ; <i32> [#uses=1] 11 %D = sext i32 %B to i64 ; <i64> [#uses=1] 12 %E = sext i32 %C to i64 ; <i64> [#uses=1] 13 %F = add i64 %D, %E ; <i64> [#uses=1] 14 ret i64 %F 15 } 16 17
