From 5ba6da2a9b45c6301fbbd3f71df6b76a20da4ffe Mon Sep 17 00:00:00 2001
From: bothner <bothner@138bc75d-0d04-0410-961f-82ee72b054a4>
Date: Fri, 19 May 1995 18:19:56 +0000
Subject: [PATCH] * cpplib.c (collect_expansion):  Don't escape '@' inside
 string.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@9744 138bc75d-0d04-0410-961f-82ee72b054a4
---
 gcc/cpplib.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/gcc/cpplib.c b/gcc/cpplib.c
index 6517deb..989c64d 100644
--- a/gcc/cpplib.c
+++ b/gcc/cpplib.c
@@ -1310,7 +1310,10 @@ collect_expansion (pfile, buf, limit, nargs, arglist)
 	break;
 
       case '@':
-	*exp_p++ = c;
+	/* An '@' in a string or character constant stands for itself,
+	   and does not need to be escaped. */
+	if (!expected_delimiter)
+	  *exp_p++ = c;
 	break;
 
       case '#':
-- 
2.7.4