arity/strict yield

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_1_3@469 b2dd03c8-39d4-4d8f-98ff-823fe69b080e

1 files changed, 4 insertions, 2 deletions

diff --git a/parse.c b/parse.c
index 40a586d84c..8b62868663 100644
--- a/parse.c
+++ b/parse.c
@@ -4945,8 +4945,10 @@ read_escape()
 	    int i;
 
 	    for (i=0; i<2; i++) {
-		buf[i] = nextc();
-		if (buf[i] == -1) goto eof;
+		int cc = nextc();
+
+		if (cc == -1) goto eof;
+		buf[i] = cc;
 		if (!ISXDIGIT(buf[i])) {
 		    pushback(buf[i]);
 		    break;