From 9ea580eec7cde7dde9a8122667c73d8503c8e25a Mon Sep 17 00:00:00 2001
From: nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Mon, 1 Jun 2009 01:41:43 +0000
Subject: * include/ruby/intern.h (rb_exc_new2): optimization for literal.

git-svn-id: http://svn.ruby-lang.org/repos/ruby/trunk@23615 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 include/ruby/intern.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'include/ruby')

diff --git a/include/ruby/intern.h b/include/ruby/intern.h
index ec6527fc3..08229f589 100644
--- a/include/ruby/intern.h
+++ b/include/ruby/intern.h
@@ -693,6 +693,12 @@ size_t rb_str_capacity(VALUE);
 	rb_str_cat(str, ptr, strlen(ptr)) :	\
 	rb_str_cat2(str, ptr);			\
 })
+#define rb_exc_new2(klass, ptr) __extension__ ( \
+{						\
+    (__builtin_constant_p(ptr)) ?	        \
+	rb_exc_new(klass, ptr, strlen(ptr)) :	\
+	rb_exc_new2(klass, ptr);		\
+})
 #endif
 #define rb_str_new2 rb_str_new_cstr
 #define rb_str_new3 rb_str_new_shared
-- 
cgit