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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',
'-fms-compatibility-version=18']
tu = get_tu("""
__declspec(thread) int tls_declspec_msvc18;
""", lang = 'cpp', flags=flags)
tls_declspec_msvc18 = get_cursor(tu.cursor, 'tls_declspec_msvc18')
assert tls_declspec_msvc18.tls_kind == TLSKind.STATIC
flags = ['-fms-extensions', '-target', 'x86_64-unknown-windows-win32',
'-fms-compatibility-version=19']
tu = get_tu("""
__declspec(thread) int tls_declspec_msvc19;
""", lang = 'cpp', flags=flags)
tls_declspec_msvc19 = get_cursor(tu.cursor, 'tls_declspec_msvc19')
assert tls_declspec_msvc19.tls_kind == TLSKind.DYNAMIC
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