From: Ilya Enkovich <ilya.enkovich@intel.com>
Date: Thu, 12 Mar 2015 09:23:06 +0000 (+0000)
Subject: re PR target/65044 (ICE: SIGSEGV in contains_struct_check with -fsanitize=address... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=1b89b8f062f42c782ca528be2a8239019141947f;p=gcc.git

re PR target/65044 (ICE: SIGSEGV in contains_struct_check with -fsanitize=address -fcheck-pointer-bounds)

gcc/

	PR target/65044
	* toplev.c (process_options): Restrict Pointer Bounds Checker
	usage with Address Sanitizer.

gcc/testsuite/

	PR target/65044
	* gcc.target/i386/pr65044.c: New.

From-SVN: r221379
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index e800af18757..3a913208208 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,9 @@
+2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>
+
+	PR target/65044
+	* toplev.c (process_options): Restrict Pointer Bounds Checker
+	usage with Address Sanitizer.
+
 2015-03-12  Richard Biener  <rguenther@suse.de>
 
 	* tree-cfg.c (gimple_split_block): Remove loop finding stmt
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 04c01f2f569..485a3f8c302 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2015-03-12  Ilya Enkovich  <ilya.enkovich@intel.com>
+
+	PR target/65044
+	* gcc.target/i386/pr65044.c: New.
+
 2015-03-12  Tom de Vries  <tom@codesourcery.com>
 
 	PR rtl-optimization/64895
diff --git a/gcc/testsuite/gcc.target/i386/pr65044.c b/gcc/testsuite/gcc.target/i386/pr65044.c
new file mode 100644
index 00000000000..4f318d62f88
--- /dev/null
+++ b/gcc/testsuite/gcc.target/i386/pr65044.c
@@ -0,0 +1,12 @@
+/* { dg-error "-fcheck-pointer-bounds is not supported with Address Sanitizer" } */
+/* { dg-do compile } */
+/* { dg-require-effective-target mpx } */
+/* { dg-options "-fcheck-pointer-bounds -mmpx -fsanitize=address" } */
+
+extern int x[];
+
+void
+foo ()
+{
+  x[0] = 0;
+}
diff --git a/gcc/toplev.c b/gcc/toplev.c
index 99cf1806905..b06eed3e997 100644
--- a/gcc/toplev.c
+++ b/gcc/toplev.c
@@ -1375,7 +1375,17 @@ process_options (void)
   if (flag_check_pointer_bounds)
     {
       if (targetm.chkp_bound_mode () == VOIDmode)
-	error ("-fcheck-pointer-bounds is not supported for this target");
+	{
+	  error ("-fcheck-pointer-bounds is not supported for this target");
+	  flag_check_pointer_bounds = 0;
+	}
+
+      if (flag_sanitize & SANITIZE_ADDRESS)
+	{
+	  error ("-fcheck-pointer-bounds is not supported with "
+		 "Address Sanitizer");
+	  flag_check_pointer_bounds = 0;
+	}
     }
 
   /* One region RA really helps to decrease the code size.  */