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-rw-r--r--test/asan/TestCases/Linux/pthread_create_version.cc23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/asan/TestCases/Linux/pthread_create_version.cc b/test/asan/TestCases/Linux/pthread_create_version.cc
new file mode 100644
index 000000000000..efdb8ca97c4f
--- /dev/null
+++ b/test/asan/TestCases/Linux/pthread_create_version.cc
@@ -0,0 +1,23 @@
+// RUN: %clangxx_asan -std=c++11 -pthread %s -o %t && %run %t 2>&1
+// Regression test for the versioned pthread_create interceptor on linux/i386.
+// pthread_attr_init is not intercepted and binds to the new abi
+// pthread_create is intercepted; dlsym always returns the oldest version.
+// This results in a crash inside pthread_create in libc.
+
+#include <pthread.h>
+#include <stdlib.h>
+
+void *ThreadFunc(void *) { return nullptr; }
+
+int main() {
+ pthread_t t;
+ const size_t sz = 1024 * 1024;
+ void *p = malloc(sz);
+ pthread_attr_t attr;
+ pthread_attr_init(&attr);
+ pthread_attr_setstack(&attr, p, sz);
+ pthread_create(&t, &attr, ThreadFunc, nullptr);
+ pthread_join(t, nullptr);
+ free(p);
+ return 0;
+}