1 ; Tests to make sure elimination of casts is working correctly
2 ; RUN: opt < %s -instcombine -S | FileCheck %s
4 define i64 @test_sext_zext(i16 %A) {
5 %c1 = zext i16 %A to i32 ; <i32> [#uses=1]
6 %c2 = sext i32 %c1 to i64 ; <i64> [#uses=1]
9 ; CHECK: %c2 = zext i16 %A to i64