1 files changed, 47 insertions, 0 deletions
diff --git a/clang/test/Lexer/has_feature_c1x.c b/clang/test/Lexer/has_feature_c1x.c
new file mode 100644
index 0000000..c9a5f56
--- /dev/null
+++ b/clang/test/Lexer/has_feature_c1x.c
@@ -0,0 +1,47 @@
+// RUN: %clang_cc1 -E -std=c1x %s -o - | FileCheck --check-prefix=CHECK-1X %s
+// RUN: %clang_cc1 -E %s -o - | FileCheck --check-prefix=CHECK-NO-1X %s
+
+#if __has_feature(c_atomic)
+int has_atomic();
+#else
+int no_atomic();
+#endif
+
+// CHECK-1X: has_atomic
+// CHECK-NO-1X: no_atomic
+
+#if __has_feature(c_static_assert)
+int has_static_assert();
+#else
+int no_static_assert();
+#endif
+
+// CHECK-1X: has_static_assert
+// CHECK-NO-1X: no_static_assert
+
+#if __has_feature(c_generic_selections)
+int has_generic_selections();
+#else
+int no_generic_selections();
+#endif
+
+// CHECK-1X: has_generic_selections
+// CHECK-NO-1X: no_generic_selections
+
+#if __has_feature(c_alignas)
+int has_alignas();
+#else
+int no_alignas();
+#endif
+
+// CHECK-1X: has_alignas
+// CHECK-NO-1X: no_alignas
+
+#if __STDC_VERSION__ > 199901L
+int is_c1x();
+#else
+int is_not_c1x();
+#endif
+
+// CHECK-1X: is_c1x
+// CHECK-NO-1X: is_not_c1x