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c-common.c (warning_candidate_p): Change the return type to bool and return true/false instead of 1/0.

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* c-common.c (warning_candidate_p): Change the return type to bool
	and return true/false instead of 1/0.
	(vector_mode_valid_p): Likewise.

From-SVN: r240974
This commit is contained in:
Marek Polacek 2016-10-11 09:32:44 +00:00 committed by Marek Polacek
parent f153e9d5b0
commit 78f6129427
2 changed files with 19 additions and 12 deletions
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6
gcc/c-family/ChangeLog
View File

@ -1,3 +1,9 @@
2016-10-11 Marek Polacek <polacek@redhat.com>
* c-common.c (warning_candidate_p): Change the return type to bool
and return true/false instead of 1/0.
(vector_mode_valid_p): Likewise.
2016-10-11 Marek Polacek <polacek@redhat.com>
* c-common.c (fold_for_warn): No longer static.

25
gcc/c-family/c-common.c
View File

@ -1881,7 +1881,7 @@ static struct tlist_cache *save_expr_cache;
static void add_tlist (struct tlist **, struct tlist *, tree, int);
static void merge_tlist (struct tlist **, struct tlist *, int);
static void verify_tree (tree, struct tlist **, struct tlist **, tree);
static int warning_candidate_p (tree);
static bool warning_candidate_p (tree);
static bool candidate_equal_p (const_tree, const_tree);
static void warn_for_collisions (struct tlist *);
static void warn_for_collisions_1 (tree, tree, struct tlist *, int);
@ -2000,32 +2000,33 @@ warn_for_collisions (struct tlist *list)
/* Return nonzero if X is a tree that can be verified by the sequence point
warnings. */
static int
static bool
warning_candidate_p (tree x)
{
if (DECL_P (x) && DECL_ARTIFICIAL (x))
return 0;
return false;
if (TREE_CODE (x) == BLOCK)
return 0;
return false;
/* VOID_TYPE_P (TREE_TYPE (x)) is workaround for cp/tree.c
(lvalue_p) crash on TRY/CATCH. */
if (TREE_TYPE (x) == NULL_TREE || VOID_TYPE_P (TREE_TYPE (x)))
return 0;
return false;
if (!lvalue_p (x))
return 0;
return false;
/* No point to track non-const calls, they will never satisfy
operand_equal_p. */
if (TREE_CODE (x) == CALL_EXPR && (call_expr_flags (x) & ECF_CONST) == 0)
return 0;
return false;
if (TREE_CODE (x) == STRING_CST)
return 0;
return false;
return 1;
return true;
}
/* Return nonzero if X and Y appear to be the same candidate (or NULL) */
@ -6315,7 +6316,7 @@ handle_destructor_attribute (tree *node, tree name, tree args,
This returns nonzero even if there is no hardware support for the
vector mode, but we can emulate with narrower modes. */
static int
static bool
vector_mode_valid_p (machine_mode mode)
{
enum mode_class mclass = GET_MODE_CLASS (mode);
@ -6328,11 +6329,11 @@ vector_mode_valid_p (machine_mode mode)
&& mclass != MODE_VECTOR_UFRACT
&& mclass != MODE_VECTOR_ACCUM
&& mclass != MODE_VECTOR_UACCUM)
return 0;
return false;
/* Hardware support. Woo hoo! */
if (targetm.vector_mode_supported_p (mode))
return 1;
return true;
innermode = GET_MODE_INNER (mode);