diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/c-c++-common/pr28656.c')
| -rw-r--r-- | gcc-4.9/gcc/testsuite/c-c++-common/pr28656.c | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/c-c++-common/pr28656.c b/gcc-4.9/gcc/testsuite/c-c++-common/pr28656.c new file mode 100644 index 000000000..a0c2339f5 --- /dev/null +++ b/gcc-4.9/gcc/testsuite/c-c++-common/pr28656.c @@ -0,0 +1,29 @@ +/* PR c++/28656 */ +/* { dg-do compile } */ +/* { dg-options "-Wnonnull" } */ + +#ifdef __cplusplus +extern "C" { +#endif +extern void *memcpy (void *__restrict, const void *__restrict, __SIZE_TYPE__) + __attribute__((nonnull (1), nonnull (2), nonnull (1, 2), nonnull)); +#ifdef __cplusplus +} +#endif + +extern void bar (void *p1, void *p2, void *p3, void *p4, void *p5) + __attribute__((nonnull (1), nonnull (1, 3), nonnull (3, 5), nonnull (4))); + +void +foo (void) +{ + memcpy (0, 0, 0); + bar (0, 0, 0, 0, 0); +} + +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 1" "" { target *-*-* } 20 } */ +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 2" "" { target *-*-* } 20 } */ +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 1" "" { target *-*-* } 21 } */ +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 3" "" { target *-*-* } 21 } */ +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 4" "" { target *-*-* } 21 } */ +/* { dg-warning "null argument where non-null required\[^\n\r\]*argument 5" "" { target *-*-* } 21 } */ |