| Simon Pilgrim | 9fb06bc | 2015-05-01 08:20:04 +0000 | [diff] [blame] | 1 | ; RUN: llc < %s -mtriple=i686-unknown -mattr=+avx |
| 2 | ; RUN: llc < %s -mtriple=x86_64-unknown -mattr=+avx |
| 3 | |
| 4 | ; |
| 5 | ; llvm-stress generated crash case due to build_vector implicit |
| 6 | ; truncation bug from constant folding after legalization. |
| 7 | ; |
| 8 | |
| 9 | @G = external global i32 |
| 10 | |
| 11 | define void @bv_crash_test() { |
| 12 | %I = insertelement <4 x i64> zeroinitializer, i64 15910, i32 0 |
| 13 | %Tr = trunc <4 x i64> %I to <4 x i8> |
| 14 | %Bc = bitcast <4 x i8> %Tr to i32 |
| 15 | store volatile i32 %Bc, i32* @G |
| 16 | ret void |
| 17 | } |