/usr/lib/gcc-cross/arm-linux-gnueabihf/6/plugin/include/cfgexpand.h is in gcc-6-plugin-dev-arm-linux-gnueabihf 6.4.0-17ubuntu1cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 | /* Header file for lowering trees to RTL.
Copyright (C) 2013-2016 Free Software Foundation, Inc.
This file is part of GCC.
GCC is free software; you can redistribute it and/or modify it under
the terms of the GNU General Public License as published by the Free
Software Foundation; either version 3, or (at your option) any later
version.
GCC 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 General Public License
for more details.
You should have received a copy of the GNU General Public License
along with GCC; see the file COPYING3. If not see
<http://www.gnu.org/licenses/>. */
#ifndef GCC_CFGEXPAND_H
#define GCC_CFGEXPAND_H
extern tree gimple_assign_rhs_to_tree (gimple *);
extern HOST_WIDE_INT estimated_stack_frame_size (struct cgraph_node *);
extern void set_parm_rtl (tree, rtx);
#endif /* GCC_CFGEXPAND_H */
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