diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/format/attr-2.c')
| -rw-r--r-- | gcc/testsuite/gcc.dg/format/attr-2.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/format/attr-2.c b/gcc/testsuite/gcc.dg/format/attr-2.c new file mode 100644 index 0000000..54d4655 --- /dev/null +++ b/gcc/testsuite/gcc.dg/format/attr-2.c @@ -0,0 +1,67 @@ +/* Test for format attributes: test use of __attribute__. */ +/* Origin: Joseph Myers <jsm28@cam.ac.uk> */ +/* { dg-do compile } */ +/* { dg-options "-std=gnu99 -Wformat" } */ + +#include "format.h" + +extern void tformatprintf (const char *, ...) __attribute__((format(printf, 1, 2))); +extern void tformat__printf__ (const char *, ...) __attribute__((format(__printf__, 1, 2))); +extern void tformatscanf (const char *, ...) __attribute__((format(scanf, 1, 2))); +extern void tformat__scanf__ (const char *, ...) __attribute__((format(__scanf__, 1, 2))); +extern void tformatstrftime (const char *) __attribute__((format(strftime, 1, 0))); +extern void tformat__strftime__ (const char *) __attribute__((format(__strftime__, 1, 0))); +extern void tformatstrfmon (const char *, ...) __attribute__((format(strfmon, 1, 2))); +extern void tformat__strfmon__ (const char *, ...) __attribute__((format(__strfmon__, 1, 2))); +extern void t__format__printf (const char *, ...) __attribute__((__format__(printf, 1, 2))); +extern void t__format____printf__ (const char *, ...) __attribute__((__format__(__printf__, 1, 2))); +extern void t__format__scanf (const char *, ...) __attribute__((__format__(scanf, 1, 2))); +extern void t__format____scanf__ (const char *, ...) __attribute__((__format__(__scanf__, 1, 2))); +extern void t__format__strftime (const char *) __attribute__((__format__(strftime, 1, 0))); +extern void t__format____strftime__ (const char *) __attribute__((__format__(__strftime__, 1, 0))); +extern void t__format__strfmon (const char *, ...) __attribute__((__format__(strfmon, 1, 2))); +extern void t__format____strfmon__ (const char *, ...) __attribute__((__format__(__strfmon__, 1, 2))); + +extern char *tformat_arg (const char *) __attribute__((format_arg(1))); +extern char *t__format_arg__ (const char *) __attribute__((__format_arg__(1))); + +void +foo (int i, int *ip, double d) +{ + tformatprintf ("%d", i); + tformatprintf ("%"); /* { dg-warning "format" "attribute format printf" } */ + tformat__printf__ ("%d", i); + tformat__printf__ ("%"); /* { dg-warning "format" "attribute format __printf__" } */ + tformatscanf ("%d", ip); + tformatscanf ("%"); /* { dg-warning "format" "attribute format scanf" } */ + tformat__scanf__ ("%d", ip); + tformat__scanf__ ("%"); /* { dg-warning "format" "attribute format __scanf__" } */ + tformatstrftime ("%a"); + tformatstrftime ("%"); /* { dg-warning "format" "attribute format strftime" } */ + tformat__strftime__ ("%a"); + tformat__strftime__ ("%"); /* { dg-warning "format" "attribute format __strftime__" } */ + tformatstrfmon ("%n", d); + tformatstrfmon ("%"); /* { dg-warning "format" "attribute format strfmon" } */ + tformat__strfmon__ ("%n", d); + tformat__strfmon__ ("%"); /* { dg-warning "format" "attribute format __strfmon__" } */ + t__format__printf ("%d", i); + t__format__printf ("%"); /* { dg-warning "format" "attribute __format__ printf" } */ + t__format____printf__ ("%d", i); + t__format____printf__ ("%"); /* { dg-warning "format" "attribute __format__ __printf__" } */ + t__format__scanf ("%d", ip); + t__format__scanf ("%"); /* { dg-warning "format" "attribute __format__ scanf" } */ + t__format____scanf__ ("%d", ip); + t__format____scanf__ ("%"); /* { dg-warning "format" "attribute __format__ __scanf__" } */ + t__format__strftime ("%a"); + t__format__strftime ("%"); /* { dg-warning "format" "attribute __format__ strftime" } */ + t__format____strftime__ ("%a"); + t__format____strftime__ ("%"); /* { dg-warning "format" "attribute __format__ __strftime__" } */ + t__format__strfmon ("%n", d); + t__format__strfmon ("%"); /* { dg-warning "format" "attribute __format__ strfmon" } */ + t__format____strfmon__ ("%n", d); + t__format____strfmon__ ("%"); /* { dg-warning "format" "attribute __format__ __strfmon__" } */ + tformatprintf (tformat_arg ("%d"), i); + tformatprintf (tformat_arg ("%")); /* { dg-warning "format" "attribute format_arg" } */ + tformatprintf (t__format_arg__ ("%d"), i); + tformatprintf (t__format_arg__ ("%")); /* { dg-warning "format" "attribute __format_arg__" } */ +} |