| Tanya Lattner | c58dcdc | 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; |
| Tanya Lattner | 0e9eaa8 | 2012-08-16 00:22:16 +0000 | [diff] [blame] | 8 | // CHECK: %{{.*}} = shufflevector <4 x i8> %{{.*}}, <4 x i8> undef, <3 x i32> <i32 0, i32 1, i32 2> |
| Tanya Lattner | c58dcdc | 2012-08-16 00:10:13 +0000 | [diff] [blame] | 9 | } |