| /* { dg-do compile } */ |
| /* { dg-options "-fgnu-tm -O -fdump-tree-tmedge" } */ |
| |
| /* Test thread-local memory optimizations: save/restore pairs. */ |
| |
| struct large { int x[100]; }; |
| struct large bark(); |
| extern int test (void) __attribute__((transaction_safe)); |
| |
| int f() |
| { |
| int i = readint(); |
| struct large lala = bark(); |
| __transaction_atomic { |
| lala.x[55] = 666; |
| if (test()) |
| __transaction_cancel; |
| } |
| return lala.x[i]; |
| } |
| |
| /* { dg-final { scan-tree-dump-times "tm_save.\[0-9_\]+ = lala.x\\\[55\\\]" 1 "tmedge" } } */ |
| /* { dg-final { scan-tree-dump-times "lala.x\\\[55\\\] = tm_save" 1 "tmedge" } } */ |
| /* { dg-final { cleanup-tree-dump "tmedge" } } */ |