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Enable ubsan on NetBSD 

Summary:
Part of the code inspired by the original work on libsanitizer in GCC 5.4 by Christos Zoulas.

Sponsored by <The NetBSD Foundation>

Reviewers: joerg, vitalybuka, kcc, filcab, fjricci

Reviewed By: fjricci

Subscribers: srhines, kubamracek, mgorny, llvm-commits, #sanitizers

Tags: #sanitizers

Differential Revision: https://reviews.llvm.org/D36483

llvm-svn: 310412
This commit is contained in:
Kamil Rytarowski 2017-08-08 20:49:20 +00:00
parent c187cabe41
commit c9bcc8dc9d
4 changed files with 16 additions and 9 deletions
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2
compiler-rt/cmake/config-ix.cmake
View File

@ -534,7 +534,7 @@ else()
endif()
if (COMPILER_RT_HAS_SANITIZER_COMMON AND UBSAN_SUPPORTED_ARCH AND
OS_NAME MATCHES "Darwin|Linux|FreeBSD|Windows|Android|Fuchsia")
OS_NAME MATCHES "Darwin|Linux|FreeBSD|NetBSD|Windows|Android|Fuchsia")
set(COMPILER_RT_HAS_UBSAN TRUE)
else()
set(COMPILER_RT_HAS_UBSAN FALSE)

7
compiler-rt/lib/ubsan/ubsan_platform.h
View File

@ -14,9 +14,10 @@
#define UBSAN_PLATFORM_H
// Other platforms should be easy to add, and probably work as-is.
#if (defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__)) && \
(defined(__x86_64__) || defined(__i386__) || defined(__arm__) || \
defined(__aarch64__) || defined(__mips__) || defined(__powerpc64__) || \
#if (defined(__linux__) || defined(__FreeBSD__) || defined(__APPLE__) || \
defined(__NetBSD__)) && \
(defined(__x86_64__) || defined(__i386__) || defined(__arm__) || \
defined(__aarch64__) || defined(__mips__) || defined(__powerpc64__) || \
defined(__s390__))
# define CAN_SANITIZE_UB 1
#elif defined(_WIN32) || defined(__Fuchsia__)

14
compiler-rt/test/ubsan/TestCases/Float/cast-overflow.cpp
View File

@ -18,11 +18,17 @@
# define BYTE_ORDER __DARWIN_BYTE_ORDER
# define BIG_ENDIAN __DARWIN_BIG_ENDIAN
# define LITTLE_ENDIAN __DARWIN_LITTLE_ENDIAN
#elif defined(__FreeBSD__)
#elif defined(__FreeBSD__) || defined(__NetBSD__)
# include <sys/endian.h>
# define BYTE_ORDER _BYTE_ORDER
# define BIG_ENDIAN _BIG_ENDIAN
# define LITTLE_ENDIAN _LITTLE_ENDIAN
# ifndef BYTE_ORDER
# define BYTE_ORDER _BYTE_ORDER
# endif
# ifndef BIG_ENDIAN
# define BIG_ENDIAN _BIG_ENDIAN
# endif
# ifndef LITTLE_ENDIAN
# define LITTLE_ENDIAN _LITTLE_ENDIAN
# endif
#elif defined(_WIN32)
# define BYTE_ORDER 0
# define BIG_ENDIAN 1

2
compiler-rt/test/ubsan/lit.common.cfg
View File

@ -70,7 +70,7 @@ config.substitutions.append( ("%gmlt ", " ".join(config.debug_info_flags) + " ")
config.suffixes = ['.c', '.cc', '.cpp']
# Check that the host supports UndefinedBehaviorSanitizer tests
if config.host_os not in ['Linux', 'Darwin', 'FreeBSD', 'Windows']:
if config.host_os not in ['Linux', 'Darwin', 'FreeBSD', 'Windows', 'NetBSD']:
config.unsupported = True
# Allow tests to use REQUIRES=stable-runtime. For use when you cannot use XFAIL