diff options
Diffstat (limited to 'test/Parser/cxx1z-decomposition.cpp')
| -rw-r--r-- | test/Parser/cxx1z-decomposition.cpp | 15 |
1 files changed, 8 insertions, 7 deletions
diff --git a/test/Parser/cxx1z-decomposition.cpp b/test/Parser/cxx1z-decomposition.cpp index 9cbe70e3c69b..cf4ba77723ad 100644 --- a/test/Parser/cxx1z-decomposition.cpp +++ b/test/Parser/cxx1z-decomposition.cpp @@ -32,13 +32,14 @@ namespace OtherDecl { void f(auto [a, b, c]); // expected-error {{'auto' not allowed in function prototype}} expected-error {{'a'}} void g() { - // A condition is not a simple-declaration. - for (; auto [a, b, c] = S(); ) {} // expected-error {{not permitted in this context}} - if (auto [a, b, c] = S()) {} // expected-error {{not permitted in this context}} - if (int n; auto [a, b, c] = S()) {} // expected-error {{not permitted in this context}} - switch (auto [a, b, c] = S()) {} // expected-error {{not permitted in this context}} - switch (int n; auto [a, b, c] = S()) {} // expected-error {{not permitted in this context}} - while (auto [a, b, c] = S()) {} // expected-error {{not permitted in this context}} + // A condition is allowed as a Clang extension. + // See commentary in test/Parser/decomposed-condition.cpp + for (; auto [a, b, c] = S(); ) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{value of type 'S' is not contextually convertible to 'bool'}} + if (auto [a, b, c] = S()) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{value of type 'S' is not contextually convertible to 'bool'}} + if (int n; auto [a, b, c] = S()) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{value of type 'S' is not contextually convertible to 'bool'}} + switch (auto [a, b, c] = S()) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{statement requires expression of integer type ('S' invalid)}} + switch (int n; auto [a, b, c] = S()) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{statement requires expression of integer type ('S' invalid)}} + while (auto [a, b, c] = S()) {} // expected-warning {{ISO C++17 does not permit structured binding declaration in a condition}} expected-error {{value of type 'S' is not contextually convertible to 'bool'}} // An exception-declaration is not a simple-declaration. try {} |