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author | Jakub Jelinek <jakub@redhat.com> | 2013-11-22 21:07:31 +0100 |
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committer | Jakub Jelinek <jakub@gcc.gnu.org> | 2013-11-22 21:07:31 +0100 |
commit | 0a508bb66b6056dd7a7cd7a689daa1b1dfff6863 (patch) | |
tree | 27f73f1a16fc3ef2b2d49ac81210b2c02c06ba3f /gcc/opts.c | |
parent | 59b36ecf239ba0164f55a2ac2cd37154d7963dd9 (diff) | |
download | gcc-0a508bb66b6056dd7a7cd7a689daa1b1dfff6863.tar.gz |
ubsan.c (ubsan_source_location): Don't crash on unknown locations.
* ubsan.c (ubsan_source_location): Don't crash on
unknown locations.
(ubsan_pass): Ignore clobber stmts.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_MISSING_RETURN): New built-in.
* opts.c (common_handle_option): Add -fsanitize=return.
* flag-types.h (enum sanitize_code): Add SANITIZE_RETURN and
or it into SANITIZE_UNDEFINED.
c-family/
* c-ubsan.h (ubsan_instrument_return): New prototype.
* c-ubsan.c (ubsan_instrument_return): New function.
cp/
* cp-gimplify.c: Include target.h and c-family/c-ubsan.h.
(cp_ubsan_maybe_instrument_return): New function.
(cp_genericize): Call it if -fsanitize=return.
testsuite/
* g++.dg/ubsan/return-1.C: New test.
* g++.dg/ubsan/return-2.C: New test.
From-SVN: r205283
Diffstat (limited to 'gcc/opts.c')
-rw-r--r-- | gcc/opts.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/gcc/opts.c b/gcc/opts.c index 5a9d7c81a72..21ca9dcdf7a 100644 --- a/gcc/opts.c +++ b/gcc/opts.c @@ -1457,6 +1457,7 @@ common_handle_option (struct gcc_options *opts, { "unreachable", SANITIZE_UNREACHABLE, sizeof "unreachable" - 1 }, { "vla-bound", SANITIZE_VLA, sizeof "vla-bound" - 1 }, + { "return", SANITIZE_RETURN, sizeof "return" - 1 }, { "null", SANITIZE_NULL, sizeof "null" - 1 }, { NULL, 0, 0 } }; |