Add test for -Wc++17-compat warning for P0683R1.

llvm-svn: 311868
2017-08-28 00:31:35 +00:00 · 2017-08-28 00:31:35 +00:00 · 8b633447da
parent 6b8e3c02ca
commit 8b633447da
1 changed files with 7 additions and 0 deletions
--- a/clang/test/SemaCXX/cxx17-compat.cpp
+++ b/clang/test/SemaCXX/cxx17-compat.cpp
@ -19,4 +19,11 @@ struct B {
    // expected-warning@-4 {{explicit capture of 'this' with a capture default of '=' is incompatible with C++ standards before C++2a}}
 #endif
  }
+
+  int n : 5 = 0;
+#if __cplusplus <= 201703L
+    // expected-warning@-2 {{default member initializer for bit-field is a C++2a extension}}
+#else
+    // expected-warning@-4 {{default member initializer for bit-field is incompatible with C++ standards before C++2a}}
+#endif
 };