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[patch i386]: Fix for PR/36834

From: Kai Tietz <ktietz70 at googlemail dot com>
To: GCC Patches <gcc-patches at gcc dot gnu dot org>
Cc: Richard Henderson <rth at redhat dot com>
Date: Fri, 3 Dec 2010 12:31:17 +0100
Subject: [patch i386]: Fix for PR/36834

Hello,

this patch addresses described bug report at
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36834

ChangeLog

gcc/
2010-12-03  Kai Tietz

	PR target/36834
	* config/i386/i386.c (ix86_keep_aggregate_return_pointer):
	New local function.
	(ix86_return_pops_args): Use ix86_keep_aggregate_return_pointer
	function instead of KEEP_AGGREGATE_RETURN_POINTER.
	(ix86_handle_keep_aggregate_return_ptr_attrib): New handler.
	(ix86_attribute_table): Add new attributes
	dont_keep_aggregate_return_pointer and keep_aggregate_return_pointer.
	* doc/extend.texi (dont_keep_aggregate_return_pointer): Add
	attribute documentation.
	(keep_aggregate_return_pointer): Likewise.

gcc/testsuite/
2010-12-03  Kai Tietz

	PR target/36834
	* gcc.target/i386/aggregate-ret1.c: New.
	* gcc.target/i386/aggregate-ret2.c: New.

Tested for i686-w64-mingw32, x86_64-w64-mingw32, i686-pc-cygwin. Ok for apply?

Regards,
Kai

Attachment: pr36834.txt
Description: Text document

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