1/* tls_test_c.c -- test TLS common symbol 2 3 Copyright (C) 2008-2017 Free Software Foundation, Inc. 4 Written by Ian Lance Taylor <iant@google.com> 5 6 This file is part of gold. 7 8 This program is free software; you can redistribute it and/or modify 9 it under the terms of the GNU General Public License as published by 10 the Free Software Foundation; either version 3 of the License, or 11 (at your option) any later version. 12 13 This program is distributed in the hope that it will be useful, 14 but WITHOUT ANY WARRANTY; without even the implied warranty of 15 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16 GNU General Public License for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with this program; if not, write to the Free Software 20 Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, 21 MA 02110-1301, USA. */ 22 23/* The only way I know to get gcc to generate a TLS common symbol is 24 to use a C file and an OpenMP directive. */ 25 26#include "config.h" 27#include <stdio.h> 28 29#define CHECK_EQ_OR_RETURN(var, expected) \ 30 do \ 31 { \ 32 if ((var) != (expected)) \ 33 { \ 34 printf(#var ": expected %d, found %d\n", expected, var); \ 35 return 0; \ 36 } \ 37 } \ 38 while (0) 39 40#ifdef HAVE_OMP_SUPPORT 41int v7; 42#pragma omp threadprivate (v7) 43#endif 44 45int t11(void); 46int t11_last(void); 47 48int 49t11(void) 50{ 51#ifdef HAVE_OMP_SUPPORT 52 CHECK_EQ_OR_RETURN(v7, 0); 53 v7 = 70; 54#endif 55 return 1; 56} 57 58int 59t11_last(void) 60{ 61#ifdef HAVE_OMP_SUPPORT 62 CHECK_EQ_OR_RETURN(v7, 70); 63#endif 64 return 1; 65} 66