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2019-08-14 Martin Liska <mliska@suse.cz>
PR sanitizer/89832
PR sanitizer/91325
* All source files: Merge from upstream 368656.
From-SVN: r274426
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Merge from upstream 345033.
2018-10-31 Martin Liska <mliska@suse.cz>
* All source files: Merge from upstream 345033.
From-SVN: r265665
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* ubsan.c (ubsan_expand_null_ifn): Use _v1 suffixed type mismatch
builtins, store max (log2 (align), 0) into uchar field instead of
align into uptr field.
(ubsan_expand_objsize_ifn): Use _v1 suffixed type mismatch builtins,
store uchar 0 field instead of uptr 0 field.
(instrument_nonnull_return): Use _v1 suffixed nonnull return builtin,
instead of passing one address of struct with 2 locations pass
two addresses of structs with 1 location each.
* sanitizer.def (BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_ABORT): Removed.
(BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1,
BUILT_IN_UBSAN_HANDLE_TYPE_MISMATCH_V1_ABORT,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1,
BUILT_IN_UBSAN_HANDLE_NONNULL_RETURN_V1_ABORT): New builtins.
* c-c++-common/ubsan/float-cast-overflow-1.c: Drop value keyword
from expected output regexps.
* c-c++-common/ubsan/float-cast-overflow-2.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-3.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-4.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-5.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-6.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-8.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-9.c: Likewise.
* c-c++-common/ubsan/float-cast-overflow-10.c: Likewise.
* g++.dg/ubsan/float-cast-overflow-bf.C: Likewise.
* gcc.dg/ubsan/float-cast-overflow-bf.c: Likewise.
* g++.dg/asan/default-options-1.C (__asan_default_options): Add
used attribute.
* g++.dg/asan/asan_test.C: Run with ASAN_OPTIONS=handle_segv=2
in the environment.
* All source files: Merge from upstream 315899.
* asan/Makefile.am (nodist_saninclude_HEADERS): Add
include/sanitizer/tsan_interface.h.
* asan/libtool-version: Bump the libasan SONAME.
* lsan/Makefile.am (sanitizer_lsan_files): Add lsan_common_mac.cc.
(lsan_files): Add lsan_linux.cc, lsan_mac.cc and lsan_malloc_mac.cc.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add
sancov_flags.cc, sanitizer_allocator_checks.cc,
sanitizer_coverage_libcdep_new.cc, sanitizer_errno.cc,
sanitizer_file.cc, sanitizer_mac_libcdep.cc and
sanitizer_stoptheworld_mac.cc. Remove sanitizer_coverage_libcdep.cc
and sanitizer_coverage_mapping_libcdep.cc.
* tsan/Makefile.am (tsan_files): Add tsan_external.cc.
* ubsan/Makefile.am (DEFS): Add -DUBSAN_CAN_USE_CXXABI=1.
(ubsan_files): Add ubsan_init_standalone.cc and
ubsan_signals_standalone.cc.
* ubsan/libtool-version: Bump the libubsan SONAME.
* asan/Makefile.in: Regenerate.
* lsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.in: Regenerate.
* tsan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Regenerate.
From-SVN: r253887
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When one uses ld.gold to build gcc, the thread sanitizer doesn't work,
because gold is more conservative when applying TLS relaxations than
ld.bfd. In this case a missing initial-exec attribute on a declaration
causes gcc to assume the general dynamic model. With ld.bfd this gets
relaxed to initial exec when linking the shared library, so the missing
attribute doesn't matter. But ld.gold doesn't perform this optimization
and this leads to crashes on tsan instrumented binaries.
See: https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78294
and: https://sourceware.org/bugzilla/show_bug.cgi?id=20805
The fix is easy, just add the missing attribute.
PR sanitizer/78294
* tsan/tsan_rtl.cc: Add missing attribute.
From-SVN: r242480
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libsanitizer/
* All source files: Merge from upstream 285547.
* configure.tgt (SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS): New
variable.
* configure.ac (SANITIZER_COMMON_TARGET_DEPENDENT_OBJECTS): Handle it.
* asan/Makefile.am (asan_files): Add new files.
* asan/Makefile.in: Regenerate.
* ubsan/Makefile.in: Likewise.
* lsan/Makefile.in: Likewise.
* tsan/Makefile.am (tsan_files): Add new files.
* tsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add new files.
(EXTRA_libsanitizer_common_la_SOURCES): Define.
(libsanitizer_common_la_LIBADD): Likewise.
(libsanitizer_common_la_DEPENDENCIES): Likewise.
* sanitizer_common/Makefile.in: Regenerate.
* interception/Makefile.in: Likewise.
* libbacktace/Makefile.in: Likewise.
* Makefile.in: Likewise.
* configure: Likewise.
* merge.sh: Handle builtins/assembly.h merging.
* builtins/assembly.h: New file.
* asan/libtool-version: Bump the libasan SONAME.
From-SVN: r241977
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libsanitizer/
2015-11-23 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
* All source files: Merge from upstream r253555.
* configure.tgt: Enable LSan on aarch64-*-linux* targets. Add new
dependences for TSan for aarch64-*-linux* targets.
* tsan/Makefile.am: Add new source files.
* configure: Regenerate.
* tsan/Makefile.in: Likewise.
From-SVN: r230739
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libsanitizer/
2015-10-20 Maxim Ostapenko <m.ostapenko@partner.samsung.com>
* All source files: Merge from upstream r250806.
* configure.ac (link_sanitizer_common): Add -lrt flag.
* configure.tgt: Enable TSAN and LSAN for aarch64-linux targets.
Set CXX_ABI_NEEDED=true for darwin.
* asan/Makefile.am (asan_files): Add new files.
(DEFS): Add DCAN_SANITIZE_UB=0 and remove unused and legacy
DASAN_FLEXIBLE_MAPPING_AND_OFFSET=0.
* asan/Makefile.in: Regenerate.
* ubsan/Makefile.am (ubsan_files): Add new files.
(DEFS): Add DCAN_SANITIZE_UB=1.
(libubsan_la_LIBADD): Add -lc++abi if CXX_ABI_NEEDED is true.
* ubsan/Makefile.in: Regenerate.
* tsan/Makefile.am (tsan_files): Add new files.
(DEFS): Add DCAN_SANITIZE_UB=0.
* tsan/Makefile.in: Regenerate.
* sanitizer_common/Makefile.am (sanitizer_common_files): Add new files.
* sanitizer_common/Makefile.in: Regenerate.
* asan/libtool-version: Bump the libasan SONAME.
From-SVN: r229111
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From-SVN: r217518
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From-SVN: r215527
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From-SVN: r210743
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PR sanitizer/60055
* tsan/tsan_flags.cc (__tsan_default_options): Add
SANITIZER_INTERFACE_ATTRIBUTE. Backport from upstream r200747.
* tsan/tsan_rtl.cc (__tsan::OnFinalize): Likewise.
From-SVN: r207459
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From-SVN: r205695
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This may break gcc-asan on Mac, will follow up separately.
From-SVN: r204368
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From-SVN: r196009
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From-SVN: r195083
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From-SVN: r194221
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From-SVN: r193756
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libsanitizer/
* tsan: New directory. Import tsan runtime from llvm.
* configure.ac: Add 64 bits tsan build.
* Makefile.am: Likewise.
* configure: Regenerated.
* Makefile.in: Likewise.
From-SVN: r193737
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