diff options
| -rw-r--r-- | test/SemaCXX/constant-expression-cxx11.cpp | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/test/SemaCXX/constant-expression-cxx11.cpp b/test/SemaCXX/constant-expression-cxx11.cpp index e1b3781f9f..21c2cb2b41 100644 --- a/test/SemaCXX/constant-expression-cxx11.cpp +++ b/test/SemaCXX/constant-expression-cxx11.cpp @@ -1027,3 +1027,22 @@ namespace InstantiateCaseStmt { template<int x> int g(int c) { switch(c) { case f<x>(): return 1; } return 0; } int gg(int c) { return g<4>(c); } } + +namespace ConvertedConstantExpr { + extern int &m; + extern int &n; + + constexpr int k = 4; + int &m = const_cast<int&>(k); + + // If we have nothing more interesting to say, ensure we don't produce a + // useless note and instead just point to the non-constant subexpression. + enum class E { + em = m, + en = n, // expected-error {{not a constant expression}} + eo = (m + + n // expected-error {{not a constant expression}} + ), + eq = reinterpret_cast<int>((int*)0) // expected-error {{not a constant expression}} expected-note {{reinterpret_cast}} + }; +} |