diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp16.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp16.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp16.c b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp16.c new file mode 100644 index 000000000..166529ab9 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/tree-ssa/vrp16.c @@ -0,0 +1,23 @@ +/* { dg-do compile } */ +/* { dg-options "-O2 -fdump-tree-vrp1-details" } */ + + +extern void abort (void) __attribute__ ((__noreturn__)); +struct rtx_def; +typedef struct rtx_def *rtx; +struct rtx_def +{ + int code; +}; +int +nonlocal_mentioned_p (rtx x) +{ + if (x->code == 6 || x->code == 7) + if (x->code == 7) + if (x->code != 7) + abort (); +} + +/* { dg-final { scan-tree-dump-times "Folding predicate .*to 0" 1 "vrp1" } } */ +/* { dg-final { cleanup-tree-dump "vrp1" } } */ + |