libclang: expose `clang_getCursorTLSKind`

Introduce the 'TLS Kind' property of variable declarations through
libclang. Additionally, provide a Python accessor for it, and test that
functionality.

Patch by Masud Rahman!

llvm-svn: 313111

1 files changed, 37 insertions, 0 deletions

diff --git a/clang/bindings/python/tests/cindex/test_tls_kind.py b/clang/bindings/python/tests/cindex/test_tls_kind.py
new file mode 100644
index 00000000000..6a03c0d5eee
--- /dev/null
+++ b/clang/bindings/python/tests/cindex/test_tls_kind.py
@@ -0,0 +1,37 @@
+
+from clang.cindex import TLSKind
+from clang.cindex import Cursor
+from clang.cindex import TranslationUnit
+
+from .util import get_cursor
+from .util import get_tu
+
+def test_tls_kind():
+    """Ensure that thread-local storage kinds are available on cursors."""
+
+    tu = get_tu("""
+int tls_none;
+thread_local int tls_dynamic;
+_Thread_local int tls_static;
+""", lang = 'cpp')
+
+    tls_none = get_cursor(tu.cursor, 'tls_none')
+    assert tls_none.tls_kind == TLSKind.NONE;
+
+    tls_dynamic = get_cursor(tu.cursor, 'tls_dynamic')
+    assert tls_dynamic.tls_kind == TLSKind.DYNAMIC
+
+    tls_static = get_cursor(tu.cursor, 'tls_static')
+    assert tls_static.tls_kind == TLSKind.STATIC
+
+    # The following case tests '__declspec(thread)'.  Since it is a Microsoft
+    # specific extension, specific flags are required for the parser to pick
+    # these up.
+    flags = ['-fms-extensions', '-target', 'x86_64-unknown-windows-win32']
+    tu = get_tu("""
+__declspec(thread) int tls_declspec;
+""", lang = 'cpp', flags=flags)
+
+    tls_declspec = get_cursor(tu.cursor, 'tls_declspec')
+    assert tls_declspec.tls_kind == TLSKind.STATIC
+