diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/format/miss-3.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/format/miss-3.c | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/format/miss-3.c b/gcc/testsuite/gcc.dg/format/miss-3.c new file mode 100644 index 000000000..e9cf19d1f --- /dev/null +++ b/gcc/testsuite/gcc.dg/format/miss-3.c @@ -0,0 +1,27 @@ +/* Test warnings for missing format attributes on function pointers. */ +/* Origin: Kaveh Ghazi <ghazi@caip.rutgers.edu> */ +/* { dg-do compile } */ +/* { dg-options "-std=gnu99 -Wmissing-format-attribute" } */ + +#define DONT_GNU_PROTOTYPE +#include "format.h" + +typedef void (*noattr_t) (const char *, ...); +typedef noattr_t __attribute__ ((__format__(gnu_attr___printf__, 1, 2))) attr_t; + +typedef void (*vnoattr_t) (const char *, va_list); +typedef vnoattr_t __attribute__ ((__format__(gnu_attr___printf__, 1, 0))) vattr_t; + +void +foo1 (noattr_t na, attr_t a, vnoattr_t vna, vattr_t va) +{ + noattr_t na1 = na; + noattr_t na2 = a; /* { dg-warning "candidate" "initialization warning" } */ + attr_t a1 = na; + attr_t a2 = a; + + vnoattr_t vna1 = vna; + vnoattr_t vna2 = va; /* { dg-warning "candidate" "initialization warning" } */ + vattr_t va1 = vna; + vattr_t va2 = va; +} |