1 /* Test of macros for declaring functions as non-returning. 2 Copyright (C) 2017-2021 Free Software Foundation, Inc. 3 4 This program is free software: you can redistribute it and/or modify 5 it under the terms of the GNU General Public License as published by 6 the Free Software Foundation; either version 3 of the License, or 7 (at your option) any later version. 8 9 This program is distributed in the hope that it will be useful, 10 but WITHOUT ANY WARRANTY; without even the implied warranty of 11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 12 GNU General Public License for more details. 13 14 You should have received a copy of the GNU General Public License 15 along with this program. If not, see <https://www.gnu.org/licenses/>. */ 16 17 /* Written by Bruno Haible <bruno@clisp.org>, 2017. */ 18 19 #include <config.h> 20 21 #include <noreturn.h> 22 23 /* Test _GL_NORETURN_FUNC on function declarations. */ 24 25 extern "C" { _GL_NORETURN_FUNC void func1_c (void); } 26 _GL_NORETURN_FUNC extern void func1_cxx (void); 27 28 /* Test _GL_NORETURN_FUNC on function definitions. */ 29 30 _GL_NORETURN_FUNC void funcd_cxx (void) /* */ 31 { 32 for (;;) 33 ; 34 } 35 36 /* Test _GL_NORETURN_FUNCPTR. */ 37 38 _GL_NORETURN_FUNCPTR void (*func1_c_ptr) (void) = func1_c; 39 _GL_NORETURN_FUNCPTR void (*func1_cxx_ptr) (void) = func1_cxx; 40 _GL_NORETURN_FUNCPTR void (*funcd_cxx_ptr) (void) = funcd_cxx; 41 42 /* These could also be defined in a separate compilation unit. */ 43 44 void func1_c (void) /* */ 45 { 46 for (;;) 47 ; 48 } 49 50 void func1_cxx (void) /* */ 51 { 52 for (;;) 53 ; 54 } 55 56 57 int 58 main () /* */ 59 { 60 }