Document compatibility with earlier ProPolice implementation.

* c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect macros. From-SVN: r103058

Document compatibility with earlier ProPolice implementation.
* c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect macros. From-SVN: r103058
0ffb94cd · James E Wilson · Jim Wilson · 0aca9021 · 0ffb94cd · 0ffb94cd
Commit 0ffb94cd authored Aug 13, 2005 by James E Wilson Committed by Jim Wilson Aug 13, 2005
Hide whitespace changes
Inline Side-by-side

Showing with 6 additions and 1 deletions

gcc/ChangeLog
+3 -0

gcc/c-cppbuiltin.c
+3 -1

No files found.
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -6,6 +6,9 @@
 	(-Wvariadic-macros): Alphabetize.
 	(-fsched-stalled-insns-dep): Add missing 'f'.

+	* c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect
+	macros.
+
 2005-08-13  David Edelsohn  <edelsohn@gnu.org>

 	* config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'a' for indexed

--- a/gcc/c-cppbuiltin.c
+++ b/gcc/c-cppbuiltin.c
@@ -440,7 +440,9 @@ c_cpp_builtins (cpp_reader *pfile)
  if (targetm.handle_pragma_extern_prefix)
    cpp_define (pfile, "__PRAGMA_EXTERN_PREFIX");

-  /* Make the choice of the stack protector runtime visible to source code.  */
+  /* Make the choice of the stack protector runtime visible to source code.
+     The macro names and values here were chosen for compatibility with an
+     earlier implementation, i.e. ProPolice.  */
  if (flag_stack_protect == 2)
    cpp_define (pfile, "__SSP_ALL__=2");
  else if (flag_stack_protect == 1)