diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/tm/memopt-10.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/tm/memopt-10.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/tm/memopt-10.c b/gcc/testsuite/gcc.dg/tm/memopt-10.c new file mode 100644 index 00000000000..5caa6b53d6b --- /dev/null +++ b/gcc/testsuite/gcc.dg/tm/memopt-10.c @@ -0,0 +1,28 @@ +/* { dg-do compile } */ +/* { dg-options "-fgnu-tm -O -fdump-tree-tmmark" } */ + +extern int something(void) __attribute__((transaction_safe)); +extern void *malloc (__SIZE_TYPE__) __attribute__((malloc,transaction_safe)); + +int f() +{ + int *p; + + p = malloc (sizeof (*p) * 100); + + __transaction_atomic { + /* p[5] is thread private, but not transaction local since the + malloc is outside of the transaction. We can use the logging + functions for this. */ + p[5] = 123; + + if (something()) + __transaction_cancel; + } + return p[5]; +} + +/* { dg-final { scan-tree-dump-times "ITM_LU" 0 "tmmark" } } */ +/* { dg-final { scan-tree-dump-times "ITM_WU" 0 "tmmark" } } */ +/* { dg-final { scan-tree-dump-times "tm_save" 1 "tmmark" } } */ +/* { dg-final { cleanup-tree-dump "tmmark" } } */ |