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