| Chris Lattner | 680f6a4 | 2003-09-08 17:43:36 +0000 | [diff] [blame] | 1 | |
| 2 | ; RUN: llvm-as < %s | opt -load-vn -gcse -instcombine | dis | grep sub | ||||
| 3 | |||||
| 4 | int %test(int* %P) { | ||||
| Chris Lattner | ebd2220 | 2003-09-08 17:45:18 +0000 | [diff] [blame^] | 5 | %X = volatile load int* %P |
| 6 | %Y = volatile load int* %P | ||||
| Chris Lattner | 680f6a4 | 2003-09-08 17:43:36 +0000 | [diff] [blame] | 7 | %Z = sub int %X, %Y |
| 8 | ret int %Z | ||||
| 9 | } | ||||