5d3805fca3
* 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
68 lines
2.4 KiB
C++
68 lines
2.4 KiB
C++
//=-- lsan.h --------------------------------------------------------------===//
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file is a part of LeakSanitizer.
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// Private header for standalone LSan RTL.
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//
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//===----------------------------------------------------------------------===//
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#include "lsan_thread.h"
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#include "sanitizer_common/sanitizer_flags.h"
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#include "sanitizer_common/sanitizer_stacktrace.h"
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#define GET_STACK_TRACE(max_size, fast) \
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__sanitizer::BufferedStackTrace stack; \
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GetStackTraceWithPcBpAndContext(&stack, max_size, \
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StackTrace::GetCurrentPc(), \
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GET_CURRENT_FRAME(), nullptr, fast);
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#define GET_STACK_TRACE_FATAL \
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GET_STACK_TRACE(kStackTraceMax, common_flags()->fast_unwind_on_fatal)
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#define GET_STACK_TRACE_MALLOC \
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GET_STACK_TRACE(__sanitizer::common_flags()->malloc_context_size, \
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common_flags()->fast_unwind_on_malloc)
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#define GET_STACK_TRACE_THREAD GET_STACK_TRACE(kStackTraceMax, true)
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namespace __lsan {
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void InitializeInterceptors();
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void ReplaceSystemMalloc();
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#define ENSURE_LSAN_INITED do { \
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CHECK(!lsan_init_is_running); \
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if (!lsan_inited) \
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__lsan_init(); \
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} while (0)
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// Get the stack trace with the given pc and bp.
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// The pc will be in the position 0 of the resulting stack trace.
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// The bp may refer to the current frame or to the caller's frame.
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ALWAYS_INLINE
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void GetStackTraceWithPcBpAndContext(__sanitizer::BufferedStackTrace *stack,
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__sanitizer::uptr max_depth,
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__sanitizer::uptr pc, __sanitizer::uptr bp,
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void *context, bool fast) {
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uptr stack_top = 0, stack_bottom = 0;
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ThreadContext *t;
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if (fast && (t = CurrentThreadContext())) {
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stack_top = t->stack_end();
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stack_bottom = t->stack_begin();
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}
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if (!SANITIZER_MIPS || IsValidFrame(bp, stack_top, stack_bottom)) {
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stack->Unwind(max_depth, pc, bp, context, stack_top, stack_bottom, fast);
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}
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}
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} // namespace __lsan
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extern bool lsan_inited;
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extern bool lsan_init_is_running;
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extern "C" void __lsan_init();
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