[Bug middle-end/21529] [4.0/4.1 Regression] code size regression (+40%) with -Os from GCC-3.4.3 to 4.1

[cvs-commit at gcc dot gnu dot org]

------- Additional Comments From cvs-commit at gcc dot gnu dot org  2005-08-05 02:42 -------
Subject: Bug 21529

CVSROOT:	/cvs/gcc
Module name:	gcc
Changes by:	rth@gcc.gnu.org	2005-08-05 02:42:07

Modified files:
	gcc            : ChangeLog params.def params.h tree-sra.c 

Log message:
	PR 21529
	* params.def (PARAM_SRA_MAX_STRUCTURE_COUNT): New.
	* params.h (SRA_MAX_STRUCTURE_COUNT): New.
	* tree-sra.c (decide_block_copy): Use it.  Disable element copy
	if we'd have to instantiate too many members.

Patches:
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/ChangeLog.diff?cvsroot=gcc&r1=2.9660&r2=2.9661
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.def.diff?cvsroot=gcc&r1=1.65&r2=1.66
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/params.h.diff?cvsroot=gcc&r1=1.31&r2=1.32
http://gcc.gnu.org/cgi-bin/cvsweb.cgi/gcc/gcc/tree-sra.c.diff?cvsroot=gcc&r1=2.69&r2=2.70



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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21529