From 0ffb94cd681982d04226863a123d06cf4bdefab4 Mon Sep 17 00:00:00 2001 From: James E Wilson Date: Sat, 13 Aug 2005 13:58:02 -0700 Subject: Document compatibility with earlier ProPolice implementation. * c-cppbuiltin.c (c_cpp_builtins): Add comment for flag_stack_protect macros. From-SVN: r103058 --- gcc/c-cppbuiltin.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) (limited to 'gcc/c-cppbuiltin.c') diff --git a/gcc/c-cppbuiltin.c b/gcc/c-cppbuiltin.c index 44c7a37..9020e0b 100644 --- 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) -- cgit v1.1