Vendor import of clang trunk r256633:

https://llvm.org/svn/llvm-project/cfe/trunk@256633

1 files changed, 66 insertions, 0 deletions

diff --git a/test/CXX/basic/basic.start/basic.start.main/p3.cpp b/test/CXX/basic/basic.start/basic.start.main/p3.cpp
new file mode 100644
index 0000000..f7085ca
--- /dev/null
+++ b/test/CXX/basic/basic.start/basic.start.main/p3.cpp
@@ -0,0 +1,66 @@
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST1
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST2
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST3
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST4
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++14 -DTEST5
+// RUN: %clang_cc1 -fsyntax-only -verify %s -std=c++14 -DTEST6
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST7
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST8
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST9
+// RUN: %clang_cc1 -fsyntax-only -verify %s -DTEST10 -ffreestanding
+
+#if TEST1
+int main; // expected-error{{main cannot be declared as global variable}}
+
+#elif TEST2
+// expected-no-diagnostics
+int f () {
+  int main;
+  return main;
+}
+
+#elif TEST3
+// expected-no-diagnostics
+void x(int main) {};
+int y(int main);
+
+#elif TEST4
+// expected-no-diagnostics
+class A {
+  static int main;
+};
+
+#elif TEST5
+// expected-no-diagnostics
+template<class T> constexpr T main;
+
+#elif TEST6
+extern template<class T> constexpr T main; //expected-error{{expected unqualified-id}}
+
+#elif TEST7
+// expected-no-diagnostics
+namespace foo {
+  int main;
+}
+
+#elif TEST8
+void z(void)
+{
+  extern int main;  // expected-error{{main cannot be declared as global variable}}
+}
+
+#elif TEST9
+// expected-no-diagnostics
+int q(void)
+{
+  static int main;
+  return main;
+}
+
+#elif TEST10
+// expected-no-diagnostics
+int main;
+
+#else
+#error Unknown Test
+#endif