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Add attribute returns nonnull to get_range_query.

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gcc/ChangeLog:
	* function.h (function): Add comments.
	(get_range_query): Same.  Add attribute returns nonnull.
This commit is contained in:
Martin Sebor 2021-08-31 11:13:29 -06:00
parent 1cacdef0d1
commit e45d5b6bf1
1 changed files with 5 additions and 4 deletions
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9
gcc/function.h
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@ -312,7 +312,8 @@ struct GTY(()) function {
/* Range query mechanism for functions. The default is to pick up
global ranges. If a pass wants on-demand ranges OTOH, it must
call enable/disable_ranger(). */
call enable/disable_ranger(). The pointer is never null. It
should be queried by calling get_range_query(). */
range_query * GTY ((skip)) x_range_query;
/* Last statement uid. */
@ -719,10 +720,10 @@ extern const char *current_function_name (void);
extern void used_types_insert (tree);
/* Returns the currently active range access class. When there is no active
range class, global ranges are used. */
range class, global ranges are used. Never returns null. */
inline range_query *
get_range_query (struct function *fun)
ATTRIBUTE_RETURNS_NONNULL inline range_query *
get_range_query (const struct function *fun)
{
return fun->x_range_query;
}