[PATCH 4/4] Poison ENABLE_CHECKING macro

[marxin]

gcc/ChangeLog:

2016-02-25  Martin Liska  <mli...@suse.cz>

        * system.h: Poison ENABLE_CHECKING macro.
---
 gcc/system.h | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/gcc/system.h b/gcc/system.h
index 445073c..cb54541 100644
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -1014,6 +1014,10 @@ extern void fancy_abort (const char *, int, const char 
*) ATTRIBUTE_NORETURN;
 #undef rindex
  #pragma GCC poison bcopy bzero bcmp rindex
 
+/* Poison ENABLE_CHECKING macro that should be replaced with
+   'if (flag_checking)', or with CHECKING_P macro.  */
+#pragma GCC poison ENABLE_CHECKING
+
 #endif /* GCC >= 3.0 */
 
 /* This macro allows casting away const-ness to pass -Wcast-qual
-- 
2.7.0