libsanitizer: merge from upstream ae59131d3ef311fb4b1e50627c6457be00e60dc9

libsanitizer/MERGE

libsanitizer/asan/asan_allocator.cpp

libsanitizer/asan/asan_allocator.h

libsanitizer/asan/asan_descriptions.cpp

libsanitizer/asan/asan_errors.cpp

libsanitizer/asan/asan_globals.cpp

libsanitizer/asan/asan_interceptors.h

libsanitizer/asan/asan_interface.inc

libsanitizer/asan/asan_interface_internal.h

libsanitizer/asan/asan_mapping.h

libsanitizer/asan/asan_mapping_sparc64.h

libsanitizer/asan/asan_poisoning.cpp

libsanitizer/asan/asan_rtl.cpp

libsanitizer/hwasan/hwasan.cpp

libsanitizer/hwasan/hwasan_flags.inc

libsanitizer/hwasan/hwasan_fuchsia.cpp

libsanitizer/hwasan/hwasan_report.cpp

libsanitizer/include/sanitizer/msan_interface.h

libsanitizer/lsan/lsan_common.cpp

libsanitizer/lsan/lsan_common.h