GCC Middle and Back End API Reference
range.h File Reference
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Functions

value_range range_zero (tree type)
 
value_range range_nonzero (tree type)
 
value_range range_positives (tree type)
 
value_range range_negatives (tree type)
 
int_range< 1 > range_true (tree type=boolean_type_node)
 
int_range< 1 > range_false (tree type=boolean_type_node)
 
int_range< 1 > range_true_and_false (tree type=boolean_type_node)
 

Function Documentation

◆ range_false()

◆ range_negatives()

◆ range_nonzero()

◆ range_positives()

value_range range_positives ( tree type)

◆ range_true()

◆ range_true_and_false()

◆ range_zero()

value_range range_zero ( tree type)
Header file for misc range functions. -*- C++ -*-
   Copyright (C) 2017-2024 Free Software Foundation, Inc.
   Contributed by Aldy Hernandez <aldyh@redhat.com>.

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/>.   
Misc range functions.
   Copyright (C) 2017-2024 Free Software Foundation, Inc.
   Contributed by Aldy Hernandez <aldyh@redhat.com>.

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/>.   

References TYPE_PRECISION, and wi::zero().

Referenced by operator_negate::fold_range(), operator_addr_expr::fold_range(), pointer_plus_operator::wi_fold(), pointer_min_max_operator::wi_fold(), pointer_and_operator::wi_fold(), and pointer_or_operator::wi_fold().