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author | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2015-11-24 20:28:48 +0000 |
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committer | Adhemerval Zanella <adhemerval.zanella@linaro.org> | 2015-11-24 20:28:48 +0000 |
commit | 4e941a307b9e3b6744996ca7ddf32b354ad057c3 (patch) | |
tree | 6fa5f9d429c5a4f3f92ed4252213966ef4f54bd2 /lib/msan | |
parent | 1f7cace40fd18893efe50826aff481e045677ad9 (diff) |
[compiler-rt] [msan] Couple of fixes for msan with libc++
This patch adds some fixes for MSAN with libc++ for aarch64:
1. Adds the libmsan_loadable name for aarch64.
2. Fixes some pthread_attr_setstacksize for aarch64, since glibc sets
the mininum stack size to be higher than the x86_64 default (16KB
vs 128KB).
3. Fixes a swprintf null char constant definition.
git-svn-id: https://llvm.org/svn/llvm-project/compiler-rt/trunk@254015 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/msan')
-rw-r--r-- | lib/msan/tests/msan_test.cc | 16 |
1 files changed, 13 insertions, 3 deletions
diff --git a/lib/msan/tests/msan_test.cc b/lib/msan/tests/msan_test.cc index 57938329d..b7162b3c0 100644 --- a/lib/msan/tests/msan_test.cc +++ b/lib/msan/tests/msan_test.cc @@ -1883,7 +1883,7 @@ TEST(MemorySanitizer, swprintf) { ASSERT_EQ(buff[1], '2'); ASSERT_EQ(buff[2], '3'); ASSERT_EQ(buff[6], '7'); - ASSERT_EQ(buff[7], 0); + ASSERT_EQ(buff[7], L'\0'); EXPECT_POISONED(buff[8]); } @@ -2886,6 +2886,8 @@ static void GetPathToLoadable(char *buf, size_t sz) { static const char basename[] = "libmsan_loadable.mips64.so"; #elif defined(__mips64) static const char basename[] = "libmsan_loadable.mips64el.so"; +#elif defined(__aarch64__) + static const char basename[] = "libmsan_loadable.aarch64.so"; #endif int res = snprintf(buf, sz, "%.*s/%s", (int)dir_len, program_path, basename); @@ -2992,6 +2994,14 @@ static void *SmallStackThread_threadfn(void* data) { return 0; } +#ifdef PTHREAD_STACK_MIN +# define SMALLSTACKSIZE PTHREAD_STACK_MIN +# define SMALLPRESTACKSIZE PTHREAD_STACK_MIN +#else +# define SMALLSTACKSIZE 64 * 1024 +# define SMALLPRESTACKSIZE 16 * 1024 +#endif + TEST(MemorySanitizer, SmallStackThread) { pthread_attr_t attr; pthread_t t; @@ -2999,7 +3009,7 @@ TEST(MemorySanitizer, SmallStackThread) { int res; res = pthread_attr_init(&attr); ASSERT_EQ(0, res); - res = pthread_attr_setstacksize(&attr, 64 * 1024); + res = pthread_attr_setstacksize(&attr, SMALLSTACKSIZE); ASSERT_EQ(0, res); res = pthread_create(&t, &attr, SmallStackThread_threadfn, NULL); ASSERT_EQ(0, res); @@ -3016,7 +3026,7 @@ TEST(MemorySanitizer, SmallPreAllocatedStackThread) { res = pthread_attr_init(&attr); ASSERT_EQ(0, res); void *stack; - const size_t kStackSize = 16 * 1024; + const size_t kStackSize = SMALLPRESTACKSIZE; res = posix_memalign(&stack, 4096, kStackSize); ASSERT_EQ(0, res); res = pthread_attr_setstack(&attr, stack, kStackSize); |