diff options
-rw-r--r-- | test/lsan/TestCases/many_tls_keys_pthread.cpp (renamed from test/lsan/TestCases/many_tls_keys.cpp) | 0 | ||||
-rw-r--r-- | test/lsan/TestCases/many_tls_keys_thread.cpp | 61 |
2 files changed, 61 insertions, 0 deletions
diff --git a/test/lsan/TestCases/many_tls_keys.cpp b/test/lsan/TestCases/many_tls_keys_pthread.cpp index 5b5d692a5..5b5d692a5 100644 --- a/test/lsan/TestCases/many_tls_keys.cpp +++ b/test/lsan/TestCases/many_tls_keys_pthread.cpp diff --git a/test/lsan/TestCases/many_tls_keys_thread.cpp b/test/lsan/TestCases/many_tls_keys_thread.cpp new file mode 100644 index 000000000..7e7196fc1 --- /dev/null +++ b/test/lsan/TestCases/many_tls_keys_thread.cpp @@ -0,0 +1,61 @@ +// Test that lsan handles tls correctly for many threads +// RUN: LSAN_BASE="report_objects=1:use_stacks=0:use_registers=0" +// RUN: %clangxx_lsan %s -DUSE_THREAD -o %t +// RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=0" not %run %t 2>&1 | FileCheck %s +// RUN: %env_lsan_opts=$LSAN_BASE:"use_tls=1" %run %t 2>&1 +// RUN: %env_lsan_opts="" %run %t 2>&1 + +// Patch r303906 did not fix all the problems. +// UNSUPPORTED: arm-linux,armhf-linux + +#include <assert.h> +#include <limits.h> +#include <pthread.h> +#include <stdlib.h> +#include <unistd.h> + +static const int NUM_THREADS = 10; + +pthread_cond_t cond = PTHREAD_COND_INITIALIZER; +pthread_mutex_t mutex = PTHREAD_MUTEX_INITIALIZER; +int finished = 0; + +__thread void *ptr1; +__thread void *ptr2; +__thread void *ptr3; +__thread void *ptr4; +__thread void *ptr5; + +void alloc() { + ptr1 = malloc(1111); + ptr2 = malloc(2222); + ptr3 = malloc(3333); + ptr4 = malloc(4444); + ptr5 = malloc(5555); +} + +void *thread_start(void *arg) { + alloc(); + + pthread_mutex_lock(&mutex); + finished++; + pthread_mutex_unlock(&mutex); + + // don't exit, to intentionally leak tls data + while (1) + sleep(100); +} + +int main() { + pthread_t thread[NUM_THREADS]; + for (int i = 0; i < NUM_THREADS; ++i) { + assert(0 == pthread_create(&thread[i], 0, thread_start, 0)); + } + // spin until all threads have finished + while (finished < NUM_THREADS) + sleep(1); + exit(0); +} + +// CHECK: LeakSanitizer: detected memory leaks +// CHECK: SUMMARY: {{(Leak|Address)}}Sanitizer: |