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/* Implementation of gcc_rich_location class
Copyright (C) 2014-2016 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/>. */
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "tm.h"
#include "rtl.h"
#include "hash-set.h"
#include "machmode.h"
#include "vec.h"
#include "double-int.h"
#include "input.h"
#include "alias.h"
#include "symtab.h"
#include "wide-int.h"
#include "inchash.h"
#include "tree-core.h"
#include "tree.h"
#include "diagnostic-core.h"
#include "gcc-rich-location.h"
#include "print-tree.h"
#include "pretty-print.h"
#include "intl.h"
#include "cpplib.h"
#include "diagnostic.h"
/* Extract any source range information from EXPR and write it
to *R. */
static bool
get_range_for_expr (tree expr, location_range *r)
{
if (EXPR_HAS_RANGE (expr))
{
source_range sr = EXPR_LOCATION_RANGE (expr);
/* Do we have meaningful data? */
if (sr.m_start && sr.m_finish)
{
r->m_start = expand_location (sr.m_start);
r->m_finish = expand_location (sr.m_finish);
return true;
}
}
return false;
}
/* Add a range to the rich_location, covering expression EXPR. */
void
gcc_rich_location::add_expr (tree expr)
{
gcc_assert (expr);
location_range r;
r.m_show_caret_p = false;
if (get_range_for_expr (expr, &r))
add_range (&r);
}
/* If T is an expression, add a range for it to the rich_location. */
void
gcc_rich_location::maybe_add_expr (tree t)
{
if (EXPR_P (t))
add_expr (t);
}
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