1 /* Scalar Replacement of Aggregates (SRA) converts some structure 2 references into scalar references, exposing them to the scalar 3 optimizers. 4 Copyright (C) 2019-2020 Free Software Foundation, Inc. 5 6 This file is part of GCC. 7 8 GCC is free software; you can redistribute it and/or modify it under 9 the terms of the GNU General Public License as published by the Free 10 Software Foundation; either version 3, or (at your option) any later 11 version. 12 13 GCC is distributed in the hope that it will be useful, but WITHOUT ANY 14 WARRANTY; without even the implied warranty of MERCHANTABILITY or 15 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 16 for more details. 17 18 You should have received a copy of the GNU General Public License 19 along with GCC; see the file COPYING3. If not see 20 <http://www.gnu.org/licenses/>. */ 21 22 bool type_internals_preclude_sra_p (tree type, const char **msg); 23 24 /* Return true iff TYPE is stdarg va_list type (which early SRA and IPA-SRA 25 should leave alone). */ 26 27 static inline bool 28 is_va_list_type (tree type) 29 { 30 return TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (va_list_type_node); 31 } 32