[lldb][NFC] Add a simple test for thread_local storage.

Seems we fail to read TLS data on Linux, so the test only runs on
macOS for now. We will see how this test runs on the BSD bots.

llvm-svn: 370848

3 files changed, 25 insertions, 0 deletions

diff --git a/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/Makefile b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/Makefile
new file mode 100644
index 00000000000..99bfa7e03b4
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/Makefile
@@ -0,0 +1,3 @@
+LEVEL = ../../../make
+CXX_SOURCES := main.cpp
+include $(LEVEL)/Makefile.rules
diff --git a/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/TestThreadLocal.py b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/TestThreadLocal.py
new file mode 100644
index 00000000000..9f8ed89375e
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/TestThreadLocal.py
@@ -0,0 +1,5 @@
+from lldbsuite.test import lldbinline
+from lldbsuite.test import decorators
+
+lldbinline.MakeInlineTest(__file__, globals(),
+                          lldbinline.expectedFailureAll(oslist=["windows", "linux"]))
diff --git a/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/main.cpp b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/main.cpp
new file mode 100644
index 00000000000..1855b7c5f34
--- /dev/null
+++ b/lldb/packages/Python/lldbsuite/test/lang/cpp/thread_local/main.cpp
@@ -0,0 +1,17 @@
+int storage = 45;
+thread_local int tl_global_int = 123;
+thread_local int *tl_global_ptr = &storage;
+
+int main(int argc, char **argv) {
+  //% self.expect("expr tl_local_int", error=True, substrs=["couldn't get the value of variable tl_local_int"])
+  //% self.expect("expr *tl_local_ptr", error=True, substrs=["couldn't get the value of variable tl_local_ptr"])
+  thread_local int tl_local_int = 321;
+  thread_local int *tl_local_ptr = nullptr;
+  tl_local_ptr = &tl_local_int;
+  tl_local_int++;
+  //% self.expect("expr tl_local_int + 1", substrs=["int", "= 323"])
+  //% self.expect("expr *tl_local_ptr + 2", substrs=["int", "= 324"])
+  //% self.expect("expr tl_global_int", substrs=["int", "= 123"])
+  //% self.expect("expr *tl_global_ptr", substrs=["int", "= 45"])
+  return 0;
+}