Dan Gohman | f17a25c | 2007-07-18 16:29:46 +0000 | [diff] [blame] | 1 | ; With reassociation, constant folding can eliminate the +/- 30 constants. |
2 | ; | ||||
3 | ; RUN: llvm-upgrade < %s | llvm-as | opt -reassociate -constprop -instcombine -die | llvm-dis | not grep 30 | ||||
4 | |||||
5 | int "test"(int %reg109, int %reg1111) { | ||||
6 | %reg115 = add int %reg109, -30 ; <int> [#uses=1] | ||||
7 | %reg116 = add int %reg115, %reg1111 ; <int> [#uses=1] | ||||
8 | %reg117 = add int %reg116, 30 ; <int> [#uses=1] | ||||
9 | ret int %reg117 | ||||
10 | } |