From: Eric Botcazou <ebotcazou@adacore.com>
Date: Mon, 12 Mar 2018 22:40:05 +0000 (+0000)
Subject: re PR ada/82813 (warning: '.builtin_memcpy' writing between 2 and 6 bytes into a... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=50536fd5e8539f209983092c5278477fa0b4d570;p=gcc.git

re PR ada/82813 (warning: '.builtin_memcpy' writing between 2 and 6 bytes into a region of size 0 overflows the destination [-Wstringop-overflow=])

	PR ada/82813
	* gcc-interface/misc.c (gnat_post_options): Disable string overflow
	warnings.

From-SVN: r258466
---

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 5dabc1537ea..cb071fe8665 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,9 @@
+2018-03-12  Eric Botcazou  <ebotcazou@adacore.com>
+
+	PR ada/82813
+	* gcc-interface/misc.c (gnat_post_options): Disable string overflow
+	warnings.
+
 2018-03-10  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gcc-interface/trans.c (node_has_volatile_full_access) <N_Identifier>:
diff --git a/gcc/ada/gcc-interface/misc.c b/gcc/ada/gcc-interface/misc.c
index 2f892feae81..e4efa21d740 100644
--- a/gcc/ada/gcc-interface/misc.c
+++ b/gcc/ada/gcc-interface/misc.c
@@ -265,6 +265,9 @@ gnat_post_options (const char **pfilename ATTRIBUTE_UNUSED)
   /* No return type warnings for Ada.  */
   warn_return_type = 0;
 
+  /* No string overflow warnings for Ada.  */
+  warn_stringop_overflow = 0;
+
   /* No caret by default for Ada.  */
   if (!global_options_set.x_flag_diagnostics_show_caret)
     global_dc->show_caret = false;