GCC Middle and Back End API Reference
|
#include "config.h"
#include "system.h"
#include "coretypes.h"
#include "backend.h"
#include "tree.h"
#include "gimple.h"
#include "tree-pass.h"
#include "ssa.h"
#include "diagnostic-core.h"
#include "tree-dfa.h"
Functions | |
static void | do_warn_nonnull_compare (function *fun, tree arg) |
gimple_opt_pass * | make_pass_warn_nonnull_compare (gcc::context *ctxt) |
-Wnonnull-compare warning support. Copyright (C) 2016-2024 Free Software Foundation, Inc. Contributed by Jakub Jelinek <jakub@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/>.
Warn about comparison of nonnull_arg_p argument initial values with NULL.
References EXPR_LOC_OR_LOC, FOR_EACH_IMM_USE_FAST, ggc_alloc(), gimple_assign_rhs1(), gimple_assign_rhs2(), gimple_assign_rhs_code(), gimple_cond_code(), gimple_cond_lhs(), gimple_cond_rhs(), gimple_location(), integer_minus_onep(), integer_zerop(), is_gimple_assign(), nonnull_arg_p(), NULL_TREE, POINTER_TYPE_P, ssa_default_def(), TREE_CODE, TREE_OPERAND, TREE_TYPE, USE_STMT, warning_at(), and warning_suppressed_p().
gimple_opt_pass * make_pass_warn_nonnull_compare | ( | gcc::context * | ctxt | ) |
References ggc_alloc().