// Test that char8_t related atomic types and macros are not present when // -fchar8_t is not enabled. // { dg-do compile { target c++11 } } // { dg-options "-fno-char8_t" } #include #if defined(ATOMIC_CHAR8_T_LOCK_FREE) #error ATOMIC_CHAR8_T_LOCK_FREE is defined! #endif std::atomic_char8_t x1; // { dg-error "error: .atomic_char8_t. in namespace .std. does not name a type" "char8_t" }