1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
2 ; RUN: opt < %s -passes=instsimplify -S -o - | FileCheck %s
4 ; Testcase that verify that we don't get a faulty bitcast that cast between
8 @a = global [1 x %rec8] zeroinitializer
10 define <2 x ptr> @test_gep() {
11 ; CHECK-LABEL: @test_gep(
12 ; CHECK-NEXT: ret <2 x ptr> <ptr @a, ptr @a>
14 %A = getelementptr [1 x %rec8], ptr @a, <2 x i16> zeroinitializer, <2 x i64> zeroinitializer
15 %B = bitcast <2 x ptr> %A to <2 x ptr>
19 ; Testcase that verify the cast-of-cast when the outer/second cast is to a
22 define <4 x i16> @test_mmx_const() {
23 ; CHECK-LABEL: @test_mmx_const(
24 ; CHECK-NEXT: ret <4 x i16> zeroinitializer
26 %A = bitcast <2 x i32> zeroinitializer to x86_mmx
27 %B = bitcast x86_mmx %A to <4 x i16>