| Reid Spencer | 9aafdcf | 2007-04-15 09:21:47 +0000 | [diff] [blame^] | 1 | ; RUN: llvm-upgrade < %s | llvm-as | opt -reassociate -instcombine | llvm-dis |\ |
| 2 | ; RUN: not grep {sub i32 0} | ||||
| Chris Lattner | 22d0631 | 2005-05-08 21:41:18 +0000 | [diff] [blame] | 3 | |
| 4 | int %test(int %X, int %Y, int %Z) { | ||||
| 5 | %A = sub int 0, %X | ||||
| 6 | %B = mul int %A, %Y | ||||
| 7 | %C = add int %B, %Z ; (-X)*Y + Z -> Z-X*Y | ||||
| 8 | ret int %C | ||||
| 9 | } | ||||