Enable -fsanitize-recover for KASan.

Enable -fsanitize-recover for KASan.

2014-10-28  Yury Gribov  <y.gribov@samsung.com>

gcc/
	* asan.c (report_error_func): Add noabort path.
	(check_func): Ditto.  Formatting.
	(asan_expand_check_ifn): Handle noabort path.
	* common.opt (flag_sanitize_recover): Add SANITIZE_KERNEL_ADDRESS
	to default value.
	* doc/invoke.texi (-fsanitize-recover=): Mention KASan.
	* opts.c (finish_options): Reword comment.
	* sanitizer.def: Add noabort ASan builtins.

gcc/testsuite/
	* c-c++-common/asan/kasan-recover-1.c: New test.
	* c-c++-common/asan/kasan-recover-2.c: New test.
	* c-c++-common/asan/instrument-with-calls-1.c: Get rid of -save-temps.
	* c-c++-common/asan/instrument-with-calls-2.c: Likewise.
	* c-c++-common/asan/instrument-with-calls-3.c: Likewise.
	* c-c++-common/asan/kasan-recover-1.c: Likewise.
	* c-c++-common/asan/kasan-recover-2.c: Likewise.
	* c-c++-common/asan/no-asan-globals.c: Likewise.
	* c-c++-common/asan/no-instrument-reads.c: Likewise.
	* c-c++-common/asan/no-instrument-writes.c: Likewise.
	* c-c++-common/asan/no-use-after-return.c: Likewise.

From-SVN: r216778