/* Test warnings for missing format attributes on function pointers. */
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/* Test warnings for missing format attributes on function pointers. */
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/* Origin: Kaveh Ghazi <ghazi@caip.rutgers.edu> */
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/* Origin: Kaveh Ghazi <ghazi@caip.rutgers.edu> */
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/* { dg-do compile { target { *-*-mingw* } } } */
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/* { dg-do compile { target { *-*-mingw* } } } */
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/* { dg-options "-std=gnu99 -Wmissing-format-attribute" } */
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/* { dg-options "-std=gnu99 -Wmissing-format-attribute" } */
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#define USE_SYSTEM_FORMATS
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#define USE_SYSTEM_FORMATS
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#include "format.h"
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#include "format.h"
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typedef void (*noattr_t) (const char *, ...);
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typedef void (*noattr_t) (const char *, ...);
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typedef noattr_t __attribute__ ((__format__(__ms_printf__, 1, 2))) attr_t;
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typedef noattr_t __attribute__ ((__format__(__ms_printf__, 1, 2))) attr_t;
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typedef void (*vnoattr_t) (const char *, va_list);
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typedef void (*vnoattr_t) (const char *, va_list);
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typedef vnoattr_t __attribute__ ((__format__(__ms_printf__, 1, 0))) vattr_t;
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typedef vnoattr_t __attribute__ ((__format__(__ms_printf__, 1, 0))) vattr_t;
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noattr_t
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noattr_t
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foo1 (noattr_t na, attr_t a, int i)
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foo1 (noattr_t na, attr_t a, int i)
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{
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{
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if (i)
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if (i)
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return na;
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return na;
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else
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else
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return a; /* { dg-warning "candidate" "return type warning" } */
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return a; /* { dg-warning "candidate" "return type warning" } */
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}
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}
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attr_t
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attr_t
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foo2 (noattr_t na, attr_t a, int i)
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foo2 (noattr_t na, attr_t a, int i)
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{
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{
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if (i)
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if (i)
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return na;
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return na;
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else
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else
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return a;
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return a;
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}
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}
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vnoattr_t
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vnoattr_t
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foo3 (vnoattr_t vna, vattr_t va, int i)
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foo3 (vnoattr_t vna, vattr_t va, int i)
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{
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{
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if (i)
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if (i)
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return vna;
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return vna;
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else
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else
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return va; /* { dg-warning "candidate" "return type warning" } */
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return va; /* { dg-warning "candidate" "return type warning" } */
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}
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}
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vattr_t
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vattr_t
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foo4 (vnoattr_t vna, vattr_t va, int i)
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foo4 (vnoattr_t vna, vattr_t va, int i)
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{
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{
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if (i)
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if (i)
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return vna;
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return vna;
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else
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else
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return va;
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return va;
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}
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}
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