llvm-project/clang/test/SemaCXX/coroutine-builtins.cpp
Chuanqi Xu 6ed67ccba7 [Coroutines] Remove -fcoroutines-ts
Since we decided to remove the support for `-fcoroutines-ts` in
clang/llvm17 and the clang16/llvm16 is branched. So we're going to
remove the `-fcoroutines-ts` option.
2023-02-23 14:40:58 +08:00

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// RUN: %clang_cc1 -fsyntax-only -verify -std=c++20 %s
// RUN: %clang_cc1 -fsyntax-only -verify -DERRORS %s
// Check that we don't crash when using __builtin_coro_* without the fcoroutine-ts or -std=c++20 option
#ifdef ERRORS
// expected-error@#A{{use of undeclared identifier '__builtin_coro_done'}}
// expected-error@#B{{use of undeclared identifier '__builtin_coro_id'}}
// expected-error@#C{{use of undeclared identifier '__builtin_coro_alloc'}}
#else
// expected-no-diagnostics
#endif
int main() {
void *co_h;
bool d = __builtin_coro_done(co_h); // #A
__builtin_coro_id(32, 0, 0, 0); // #B
__builtin_coro_alloc(); // #C
}