asan.c (pass_sanopt::execute): Handle IFN_UBSAN_OBJECT_SIZE.
authorMarek Polacek <polacek@redhat.com>
Fri, 10 Oct 2014 17:19:25 +0000 (17:19 +0000)
committerMarek Polacek <mpolacek@gcc.gnu.org>
Fri, 10 Oct 2014 17:19:25 +0000 (17:19 +0000)
commit0e82f089719b464e4d5959b45555b3dd135ae745
treeeb4a7b7db8a68e97f6fffec5e090f0363f3e519d
parentc95e71bef8bec02c1edea04bd332503075472071
asan.c (pass_sanopt::execute): Handle IFN_UBSAN_OBJECT_SIZE.

* asan.c (pass_sanopt::execute): Handle IFN_UBSAN_OBJECT_SIZE.
* doc/invoke.texi: Document -fsanitize=object-size.
* flag-types.h (enum sanitize_code): Add SANITIZE_OBJECT_SIZE and
or it into SANITIZE_UNDEFINED.
* gimple-fold.c (gimple_fold_call): Optimize IFN_UBSAN_OBJECT_SIZE.
* internal-fn.c (expand_UBSAN_OBJECT_SIZE): New function.
* internal-fn.def (UBSAN_OBJECT_SIZE): Define.
* opts.c (common_handle_option): Handle -fsanitize=object-size.
* ubsan.c: Include tree-object-size.h.
(ubsan_type_descriptor): Call tree_to_uhwi instead of tree_to_shwi.
(ubsan_expand_bounds_ifn): Use false instead of 0.
(ubsan_expand_objsize_ifn): New function.
(instrument_object_size): New function.
(pass_ubsan::execute): Add object size instrumentation.
* ubsan.h (ubsan_expand_objsize_ifn): Declare.
testsuite/
* c-c++-common/ubsan/object-size-1.c: New test.
* c-c++-common/ubsan/object-size-2.c: New test.
* c-c++-common/ubsan/object-size-3.c: New test.
* c-c++-common/ubsan/object-size-4.c: New test.
* c-c++-common/ubsan/object-size-5.c: New test.
* c-c++-common/ubsan/object-size-6.c: New test.
* c-c++-common/ubsan/object-size-7.c: New test.
* c-c++-common/ubsan/object-size-8.c: New test.
* c-c++-common/ubsan/object-size-9.c: New test.
* g++.dg/ubsan/object-size-1.C: New test.
* gcc.dg/ubsan/object-size-9.c: New test.

From-SVN: r216099
22 files changed:
gcc/ChangeLog
gcc/asan.c
gcc/doc/invoke.texi
gcc/flag-types.h
gcc/gimple-fold.c
gcc/internal-fn.c
gcc/internal-fn.def
gcc/opts.c
gcc/testsuite/ChangeLog
gcc/testsuite/c-c++-common/ubsan/object-size-1.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-2.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-3.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-4.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-5.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-6.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-7.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-8.c [new file with mode: 0644]
gcc/testsuite/c-c++-common/ubsan/object-size-9.c [new file with mode: 0644]
gcc/testsuite/g++.dg/ubsan/object-size-1.C [new file with mode: 0644]
gcc/testsuite/gcc.dg/ubsan/object-size-9.c [new file with mode: 0644]
gcc/ubsan.c
gcc/ubsan.h