diff options
Diffstat (limited to 'gcc/testsuite/g++.dg/warn/miss-format-4.C')
-rw-r--r-- | gcc/testsuite/g++.dg/warn/miss-format-4.C | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/gcc/testsuite/g++.dg/warn/miss-format-4.C b/gcc/testsuite/g++.dg/warn/miss-format-4.C new file mode 100644 index 000000000..73db0d50b --- /dev/null +++ b/gcc/testsuite/g++.dg/warn/miss-format-4.C @@ -0,0 +1,33 @@ +/* Test warnings for missing format attributes on function pointers. */ +/* Origin: Kaveh Ghazi <ghazi@caip.rutgers.edu> */ +/* { dg-do compile } */ +/* { dg-options "-Wmissing-format-attribute" } */ +/* { dg-options "-Wmissing-format-attribute -Wno-abi" { target arm_eabi } } */ + +#include <stdarg.h> + +typedef void (*noattr_t) (const char *, ...); +typedef noattr_t __attribute__ ((__format__(__printf__, 1, 2))) attr_t; + +typedef void (*vnoattr_t) (const char *, va_list); +typedef vnoattr_t __attribute__ ((__format__(__printf__, 1, 0))) vattr_t; + +void +foo1 (noattr_t na, attr_t a, vnoattr_t vna, vattr_t va) +{ + noattr_t na1, na2; + attr_t a1, a2; + + vnoattr_t vna1, vna2; + vattr_t va1, va2; + + na1 = na; + na2 = a; /* { dg-warning "candidate" "assignment warning" } */ + a1 = na; + a2 = a; + + vna1 = vna; + vna2 = va; /* { dg-warning "candidate" "assignment warning" } */ + va1 = vna; + va1 = va; +} |