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/* 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;
noattr_t
foo1 (noattr_t na, attr_t a, int i)
{
if (i)
return na;
else
return a; /* { dg-warning "candidate" "return type warning" } */
}
attr_t
foo2 (noattr_t na, attr_t a, int i)
{
if (i)
return na;
else
return a;
}
vnoattr_t
foo3 (vnoattr_t vna, vattr_t va, int i)
{
if (i)
return vna;
else
return va; /* { dg-warning "candidate" "return type warning" } */
}
vattr_t
foo4 (vnoattr_t vna, vattr_t va, int i)
{
if (i)
return vna;
else
return va;
}
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