From 77b8455903d53df9a0b509540b91d4883351de96 Mon Sep 17 00:00:00 2001
From: "Kaveh R. Ghazi" <ghazi@caip.rutgers.edu>
Date: Tue, 13 Mar 2001 19:55:18 +0000
Subject: system.h (malloc, [...]): Only poison these tokens when IN_GCC is
 defined.

	* system.h (malloc, realloc, calloc, strdup): Only poison these
	tokens when IN_GCC is defined.

From-SVN: r40443
---
 gcc/system.h | 6 ++++++
 1 file changed, 6 insertions(+)

(limited to 'gcc/system.h')

diff --git a/gcc/system.h b/gcc/system.h
index a18e34c..24abf91 100644
--- a/gcc/system.h
+++ b/gcc/system.h
@@ -584,11 +584,17 @@ typedef char _Bool;
 
 #if (GCC_VERSION >= 3000)
 
+/* Note autoconf checks for prototype declarations and includes
+   system.h while doing so.  Only poison these tokens if actually
+   compiling gcc, so that the autoconf declaration tests for malloc
+   etc don't spuriously fail.  */
+#ifdef IN_GCC
 #undef malloc
 #undef realloc
 #undef calloc
 #undef strdup
  #pragma GCC poison malloc realloc calloc strdup
+#endif /* IN_GCC */
 
 /* Note: not all uses of `bcopy' and `index' (esp. variable names)
    have been eliminated.  */
-- 
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