calls.c (expand_call): Don't confuse member functions named realloc...

        * calls.c (expand_call): Don't confuse member functions named
        realloc, setjmp, and so forth with the standard library
        functions of the same names.

From-SVN: r17684

gcc/ChangeLog

+1998-02-02  Mark Mitchell  <mmitchell@usa.net>
+
+	* calls.c (expand_call): Don't confuse member functions named
+	realloc, setjmp, and so forth with the standard library
+	functions of the same names.
+
 Thu Feb  5 21:59:49 1998  Jeffrey A Law  (law@cygnus.com)
 
 	* stmt.c (expand_asm_operands): Correctly identify asm statements

gcc/calls.c

@@ -851,7 +851,11 @@ expand_call (exp, target, ignore)
   is_longjmp = 0;
   is_malloc = 0;
 
-  if (name != 0 && IDENTIFIER_LENGTH (DECL_NAME (fndecl)) <= 15)
+  if (name != 0 && IDENTIFIER_LENGTH (DECL_NAME (fndecl)) <= 15
+      /* Exclude functions not at the file scope, or not `extern',
+	 since they are not the magic functions we would otherwise
+	 think they are.  */
+      && DECL_CONTEXT (fndecl) == NULL_TREE && TREE_PUBLIC (fndecl))
     {
       char *tname = name;