From: Richard Kenner Date: Fri, 19 May 1995 23:30:17 +0000 (-0400) Subject: Added reference to INIT_SECTION_PREAMBLE for systems that do something X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5378943d846887a777a0d8126c697998ffdb394c;p=platform%2Fupstream%2Fgcc.git Added reference to INIT_SECTION_PREAMBLE for systems that do something which must be undone prior to __do_global_ctors. From-SVN: r9749 --- 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