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       1                 :             : /* Scalar Replacement of Aggregates (SRA) converts some structure
       2                 :             :    references into scalar references, exposing them to the scalar
       3                 :             :    optimizers.
       4                 :             :    Copyright (C) 2019-2024 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                 :             : unsigned HOST_WIDE_INT sra_get_max_scalarization_size (void);
      24                 :             : bool sra_total_scalarization_would_copy_same_data_p (tree t1, tree t2);
      25                 :             : 
      26                 :             : 
      27                 :             : /* Return true iff TYPE is stdarg va_list type (which early SRA and IPA-SRA
      28                 :             :    should leave alone).  */
      29                 :             : 
      30                 :             : inline bool
      31                 :     3682126 : is_va_list_type (tree type)
      32                 :             : {
      33                 :     3682126 :   return TYPE_MAIN_VARIANT (type) == TYPE_MAIN_VARIANT (va_list_type_node);
      34                 :             : }