From 5843a5f0a2d875ac67b098e6a8eae0501e31fe16 Mon Sep 17 00:00:00 2001
From: Martin Liska <mliska@suse.cz>
Date: Mon, 13 Jun 2016 09:17:16 +0200
Subject: Do not enable -fcheck-pointer-bounds w/ -fsanitize=bounds

	PR sanitizer/71458
	* toplev.c (process_options): Do not enable -fcheck-pointer-bounds
	w/ -fsanitize=bounds.
	* gcc.target/i386/pr71458.c: New test.

From-SVN: r237353
---
 gcc/toplev.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'gcc/toplev.c')

diff --git a/gcc/toplev.c b/gcc/toplev.c
index 543b8a3..f51d2cb 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -1276,6 +1276,15 @@ process_options (void)
 		    "Address Sanitizer");
 	  flag_check_pointer_bounds = 0;
 	}
+
+      if (flag_sanitize & SANITIZE_BOUNDS)
+	{
+	  error_at (UNKNOWN_LOCATION,
+		    "-fcheck-pointer-bounds is not supported with "
+		    "-fsanitize=bounds");
+	  flag_check_pointer_bounds = 0;
+	}
+
     }
 
   /* One region RA really helps to decrease the code size.  */
-- 
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