opts.c (find_opt): Fix to always guarantee a find of a switch with joined parameter.

	* opts.c (find_opt): Fix to always guarantee a find of a
	switch with joined parameter.
	* opts.h (struct cl_option): New member back_chain.
	* opts.sh: Update to calculate and add back_chain member.

From-SVN: r68324

1 files changed, 1 insertions, 0 deletions

diff --git a/gcc/opts.h b/gcc/opts.h
index abb3963..f5e7cfd 100644
--- a/gcc/opts.h
+++ b/gcc/opts.h
@@ -26,6 +26,7 @@ extern int handle_option (int argc, char **argv, int lang_mask);
 struct cl_option
 {
   const char *opt_text;
+  unsigned short back_chain;
   unsigned char opt_len;
   unsigned int flags;
 };