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authornormal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-07-04 01:26:36 +0000
committernormal <normal@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2018-07-04 01:26:36 +0000
commit4b20479f9323c4702397ff626e4da83c842bb8a0 (patch)
treecb44dd2e26516dabb95e4f888b6ad083e14a75c1 /internal.h
parentd9dac20bb3df3910b26c9bac36b1ba17400632cf (diff)
internal.h (rb_warning_string): use PRINTF_ARGS
Let compilers do a little extra validation for us git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63847 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'internal.h')
-rw-r--r--internal.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/internal.h b/internal.h
index cda4118728..b555bbab06 100644
--- a/internal.h
+++ b/internal.h
@@ -1249,7 +1249,7 @@ NORETURN(void ruby_deprecated_internal_feature(const char *));
#define DEPRECATED_INTERNAL_FEATURE(func) \
(ruby_deprecated_internal_feature(func), UNREACHABLE)
VALUE rb_warning_warn(VALUE mod, VALUE str);
-VALUE rb_warning_string(const char *fmt, ...);
+PRINTF_ARGS(VALUE rb_warning_string(const char *fmt, ...), 1, 2);
/* eval.c */
VALUE rb_refinement_module_get_refined_class(VALUE module);