PR tree-optimization/48766

	* opts.c (common_handle_option): For -fwrapv disable -ftrapv, for
	-ftrapv disable -fwrapv.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@195186 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 10 insertions, 0 deletions

diff --git a/gcc/opts.c b/gcc/opts.c
index 245e191dae3..bd1b2dcfd35 100644
--- a/gcc/opts.c
+++ b/gcc/opts.c
@@ -1755,6 +1755,16 @@ common_handle_option (struct gcc_options *opts,
       /* No-op. Used by the driver and passed to us because it starts with f.*/
       break;
 
+    case OPT_fwrapv:
+      if (value)
+	opts->x_flag_trapv = 0;
+      break;
+
+    case OPT_ftrapv:
+      if (value)
+	opts->x_flag_wrapv = 0;
+      break;
+
     default:
       /* If the flag was handled in a standard way, assume the lack of
 	 processing here is intentional.  */