From 3c67709e1057267adff245d06dcf30e003f6acdb Mon Sep 17 00:00:00 2001 From: kenner Date: Fri, 19 May 1995 23:30:17 +0000 Subject: [PATCH] Added reference to INIT_SECTION_PREAMBLE for systems that do something which must be undone prior to __do_global_ctors. git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@9749 138bc75d-0d04-0410-961f-82ee72b054a4 --- gcc/crtstuff.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) diff --git a/gcc/crtstuff.c b/gcc/crtstuff.c index f95678c..5a7c8d4 100644 --- a/gcc/crtstuff.c +++ b/gcc/crtstuff.c @@ -3,7 +3,7 @@ Written by Ron Guilmette (rfg@netcom.com) with help from Richard Stallman. -Copyright (C) 1991, 1994 Free Software Foundation, Inc. +Copyright (C) 1991, 1994, 1995 Free Software Foundation, Inc. This file is part of GNU CC. @@ -158,6 +158,16 @@ void __do_global_ctors () asm (INIT_SECTION_ASM_OP); /* cc1 doesn't know that we are switching! */ +/* On some svr4 systems, the initial .init section preamble code provided in + crti.o may do something, such as bump the stack, which we have to + undo before we reach the function prologue code for __do_global_ctors + (directly below). For such systems, define the macro INIT_SECTION_PREAMBLE + to expand into the code needed to undo the actions of the crti.o file. */ + +#ifdef INIT_SECTION_PREAMBLE + INIT_SECTION_PREAMBLE; +#endif + /* A routine to invoke all of the global constructors upon entry to the program. We put this into the .init section (for systems that have such a thing) so that we can properly perform the construction of -- 2.7.4