2014-11-17  Bob Dunlop  <bob.dunlop@xyzzy.org.uk>

        * mt-ospace (CFLAGS_FOR_TARGET): Append -g -Os rather than
        overwriting.
        (CXXFLAGS_FOR_TARGET): Similarly.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217739 138bc75d-0d04-0410-961f-82ee72b054a4
	PR tree-optimization/61042
	* gcc.c-torture/compile/pr61042.c: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217740 138bc75d-0d04-0410-961f-82ee72b054a4
	PR sanitizer/63813
	* c-ubsan.c (ubsan_maybe_instrument_reference_or_call): Change type
	argument to ptype, set type to TREE_TYPE (ptype).  Don't call
	get_pointer_alignment for non-pointers.  Use ptype, or if it is
	reference type, corresponding pointer type, as type of kind
	argument.
	(ubsan_maybe_instrument_reference,
	ubsan_maybe_instrument_member_call): Adjust callers.

	* g++.dg/ubsan/pr63813.C: New test.


git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217741 138bc75d-0d04-0410-961f-82ee72b054a4
[Patch] PR target/63937 TARGET_USE_BY_PIECES_INFRASTRUCTURE_P should take an unsigned HOST_WIDE_INT size argument

gcc/

	PR target/63937
	* target.def (use_by_pieces_infrastructure_p): Take unsigned
	HOST_WIDE_INT as the size parameter.
	* targhooks.c (default_use_by_pieces_infrastructure_p): Likewise.
	* targhooks.h (default_use_by_pieces_infrastructure_p): Likewise.
	* config/arc/arc.c (arc_use_by_pieces_infrastructure_p)): Likewise.
	* config/mips/mips.c (mips_use_by_pieces_infrastructure_p)): Likewise.
	* config/s390/s390.c (s390_use_by_pieces_infrastructure_p)): Likewise.
	* config/sh/sh.c (sh_use_by_pieces_infrastructure_p)): Likewise.
	* config/aarch64/aarch64.c
	(aarch64_use_by_pieces_infrastructure_p)): Likewise.
	* doc/tm.texi: Regenerate.

gcc/testsuite/

	PR target/63937
	* gcc.dg/memset-2.c: New.



git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@217742 138bc75d-0d04-0410-961f-82ee72b054a4