(decl_attributes): Fix typo in size passed to alloca.

From-SVN: r9874

diff --git a/gcc/c-common.c b/gcc/c-common.c
index dac7d80..0491952 100644 (file)
--- a/gcc/c-common.c
+++ b/gcc/c-common.c
@@ -423,7 +423,7 @@ decl_attributes (node, attributes, prefix_attributes)
              if (len > 4 && p[0] == '_' && p[1] == '_'
                  && p[len - 1] == '_' && p[len - 2] == '_')
                {
-                 char *newp = (char *) alloca (len - 2);
+                 char *newp = (char *) alloca (len - 1);
 
                  strcpy (newp, &p[2]);
                  newp[len - 4] = '\0';