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// RUN: %clang_cc1 -std=c++11 -fblocks -fsyntax-only -verify %s
// Tests the use of blocks with variadic templates.
template<typename ...Args>
int f0(Args ...args) {
return ^ {
return sizeof...(Args);
}() + ^ {
return sizeof...(args);
}();
}
template<typename ...Args>
int f1(Args ...args) {
return ^ {
return f0(args...);
}();
}
template int f0(int, float, double);
template int f1(const char*, int, float, double);
template<typename ...Args>
int f2(Args ...args) {
return ^(Args ...block_args) {
return f1(block_args...);
}(args + 0 ...);
}
template int f2(const char*, int, float, double);
template<typename ...Args>
int f3(Args ...args) {
return ^(Args *...block_args) {
return f1(block_args...);
}(&args...);
}
template int f3(const char*, int, float, double);
template<typename ...Args>
int PR9953(Args ...args) {
return ^(Args *...block_args) {
return f1(block_args); // expected-error{{expression contains unexpanded parameter pack 'block_args'}}
}(&args...);
}
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