| Tanya Lattner | a9dd49f | 2012-08-16 00:10:13 +0000 | [diff] [blame^] | 1 | // RUN: %clang_cc1 %s -emit-llvm -O0 -o - | FileCheck %s |
| 2 | |||||
| 3 | typedef char char3 __attribute((ext_vector_type(3)));; | ||||
| 4 | |||||
| 5 | // Check for optimized vec3 load/store which treats vec3 as vec4. | ||||
| 6 | void foo(char3 *P, char3 *Q) { | ||||
| 7 | *P = *Q; | ||||
| 8 | // CHECK: %extractVec = shufflevector <4 x i8> %loadVec4, <4 x i8> undef, <3 x i32> <i32 0, i32 1, i32 2> | ||||
| 9 | } | ||||