diff options
Diffstat (limited to 'test/SemaCXX/enum.cpp')
| -rw-r--r-- | test/SemaCXX/enum.cpp | 17 |
1 files changed, 16 insertions, 1 deletions
diff --git a/test/SemaCXX/enum.cpp b/test/SemaCXX/enum.cpp index 370e1c34d29c..6b0824b75144 100644 --- a/test/SemaCXX/enum.cpp +++ b/test/SemaCXX/enum.cpp @@ -1,4 +1,5 @@ // RUN: %clang_cc1 -fsyntax-only -pedantic -std=c++98 -verify -triple x86_64-apple-darwin %s +// RUN: %clang_cc1 -fsyntax-only -pedantic -std=c++11 -verify -triple x86_64-apple-darwin %s enum E { // expected-note{{previous definition is here}} Val1, Val2 @@ -88,10 +89,24 @@ typedef enum { }; // expected-warning{{typedef requires a name}} // PR7921 enum PR7921E { - PR7921V = (PR7921E)(123) // expected-error {{expression is not an integral constant expression}} + PR7921V = (PR7921E)(123) +#if __cplusplus < 201103L +// expected-error@-2 {{expression is not an integral constant expression}} +#else +// expected-error@-4 {{must have integral or unscoped enumeration type}} +// FIXME: The above diagnostic isn't very good; we should instead complain about the type being incomplete. +#endif }; void PR8089() { enum E; // expected-error{{ISO C++ forbids forward references to 'enum' types}} int a = (E)3; // expected-error{{cannot initialize a variable of type 'int' with an rvalue of type 'E'}} } + +// This is accepted as a GNU extension. In C++98, there was no provision for +// expressions with UB to be non-constant. +enum { overflow = 123456 * 234567 }; +#if __cplusplus >= 201103L +// expected-warning@-2 {{not an integral constant expression}} +// expected-note@-3 {{value 28958703552 is outside the range of representable values}} +#endif |