diff options
Diffstat (limited to 'gcc/testsuite/gcc.c-torture/execute/pr33992.c')
-rw-r--r-- | gcc/testsuite/gcc.c-torture/execute/pr33992.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.c-torture/execute/pr33992.c b/gcc/testsuite/gcc.c-torture/execute/pr33992.c new file mode 100644 index 000000000..743361061 --- /dev/null +++ b/gcc/testsuite/gcc.c-torture/execute/pr33992.c @@ -0,0 +1,37 @@ +extern void abort (); + +void __attribute__((noinline)) +bar (unsigned long long i) +{ + if (i) + abort (); +} + +void __attribute__((always_inline)) +foo (unsigned long long *r) +{ + int i; + + for (i = 0; ; i++) + if (*r & ((unsigned long long)1 << (63 - i))) + break; + + bar (i); +} + +void __attribute__((noinline)) +do_test (unsigned long long *r) +{ + int i; + + for (i = 0; i < 2; ++i) + foo (r); +} + +int main() +{ + unsigned long long r = 0x8000000000000001ull; + + do_test (&r); + return 0; +} |