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author	Richard Biener <rguenther@suse.de>
	Tue, 5 Aug 2014 13:05:06 +0000 (13:05 +0000)
committer	Richard Biener <rguenth@gcc.gnu.org>
	Tue, 5 Aug 2014 13:05:06 +0000 (13:05 +0000)
commit	96b3c03f4e952c913811f2ba7bf2b703ab0d54e4
tree	6dfae1a4a0cc077331f6a132085edd0b377def68	tree
parent	b8a5fbd280e516d914b41b80132210c6549814cd	commit \| diff

re PR rtl-optimization/61672 (Less redundant instructions deleted by pre_delete after r208113.)

2014-08-05 Richard Biener <rguenther@suse.de>

PR rtl-optimization/61672
* emit-rtl.h (mem_attrs_eq_p): Declare.
* emit-rtl.c (mem_attrs_eq_p): Export. Handle NULL mem-attrs.
* cse.c (exp_equiv_p): Use mem_attrs_eq_p.
* cfgcleanup.c (merge_memattrs): Likewise.
Include emit-rtl.h.

From-SVN: r213638

gcc/ChangeLog		diff \| blob \| blame \| history
gcc/cfgcleanup.c		diff \| blob \| blame \| history
gcc/cse.c		diff \| blob \| blame \| history
gcc/emit-rtl.c		diff \| blob \| blame \| history
gcc/emit-rtl.h		diff \| blob \| blame \| history

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