c-format.c (gcc_gfc_format_type, [...]): New.

	* c-format.c (gcc_gfc_format_type, gcc_gfc_flag_pairs,
	gcc_gfc_char_table, init_dynamic_gfc_info): New.
	(format_types_orig, handle_format_attribute): Add support for
	format "gcc_gfc".

fortran:
	* error.c (error_printf, error_print): Use ATTRIBUTE_GCC_GFC.
	* gfortran.h (ATTRIBUTE_GCC_GFC): New.
	(gfc_warning, gfc_warning_now, gfc_error, gfc_error_now,
	gfc_fatal_error, gfc_internal_error, gfc_notify_std): Use
	ATTRIBUTE_GCC_GFC.

testsuite:
	* gcc.dg/format/gcc_gfc-1.c: New.

From-SVN: r101552

1 files changed, 30 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/format/gcc_gfc-1.c b/gcc/testsuite/gcc.dg/format/gcc_gfc-1.c
new file mode 100644
index 0000000..d23701d
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/format/gcc_gfc-1.c
@@ -0,0 +1,30 @@
+/* Test for gcc_gfc formats.  */
+/* Origin: Kaveh Ghazi <ghazi@caip.rutgers.edu> */
+/* { dg-do compile } */
+/* { dg-options "-Wformat" } */
+
+#include "format.h"
+
+/* Magic identifier must be set before the attribute is used.  */
+typedef struct locus locus;
+
+extern int gfc_warn (const char *, ...) __attribute__ ((__format__ (__gcc_gfc__, 1, 2))) __attribute__ ((__nonnull__));
+
+void
+foo (int i, char *s, long int l, llong ll, locus *loc)
+{
+  /* Acceptable C90 specifiers, flags and modifiers.  */
+  gfc_warn ("%%");
+  gfc_warn ("%d%i%c%s%%", i, i, i, s);
+
+  /* Extensions provided in gfc_warn.  */
+  gfc_warn ("%C");
+  gfc_warn ("%L", loc);
+
+  /* Various tests of bad argument types.  */
+  gfc_warn ("%d", l); /* { dg-warning "format" "bad argument types" } */
+  gfc_warn ("%d", ll); /* { dg-warning "format" "bad argument types" } */
+  gfc_warn ("%s", &i); /* { dg-warning "format" "bad argument types" } */
+  gfc_warn ("%L", &i); /* { dg-warning "format" "bad argument types" } */
+  gfc_warn ("%C", i); /* { dg-warning "format" "too many arguments" } */
+}