/* Test string/memory functions with size_t in the lower 32 bits of 64-bit register. Copyright (C) 2019-2024 Free Software Foundation, Inc. This file is part of the GNU C Library. The GNU C Library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version. The GNU C Library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. You should have received a copy of the GNU Lesser General Public License along with the GNU C Library; if not, see . */ #define TEST_MAIN #include /* On x32, parameter_t may be passed in a 64-bit register with the LEN field in the lower 32 bits. When the LEN field of 64-bit register is passed to string/memory function as the size_t parameter, only the lower 32 bits can be used. */ typedef struct { union { size_t len; void (*fn) (void); }; void *p; } parameter_t;