Expose forcibly_ggc_collect and run it after all selftests

gcc/ChangeLog:
	* ggc-tests.c (forcibly_ggc_collect): Rename to...
	(selftest::forcibly_ggc_collect): ...this, and remove "static".
	(test_basic_struct): Update for above renaming.
	(test_length): Likewise.
	(test_union): Likewise.
	(test_finalization): Likewise.
	(test_deletable_global): Likewise.
	(test_inheritance): Likewise.
	(test_chain_next): Likewise.
	(test_user_struct): Likewise.
	(test_tree_marking): Likewise.
	* selftest-run-tests.c (selftest::run_tests): Call
	selftest::forcibly_ggc_collect at the end of the selftests.
	* selftest.h (selftest::forcibly_ggc_collect): New decl.

From-SVN: r241527
This commit is contained in:
David Malcolm 2016-10-25 16:46:54 +00:00 committed by David Malcolm
parent 96592eeda1
commit 6c3b5bf072
4 changed files with 42 additions and 14 deletions

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@ -1,3 +1,20 @@
2016-10-25 David Malcolm <dmalcolm@redhat.com>
* ggc-tests.c (forcibly_ggc_collect): Rename to...
(selftest::forcibly_ggc_collect): ...this, and remove "static".
(test_basic_struct): Update for above renaming.
(test_length): Likewise.
(test_union): Likewise.
(test_finalization): Likewise.
(test_deletable_global): Likewise.
(test_inheritance): Likewise.
(test_chain_next): Likewise.
(test_user_struct): Likewise.
(test_tree_marking): Likewise.
* selftest-run-tests.c (selftest::run_tests): Call
selftest::forcibly_ggc_collect at the end of the selftests.
* selftest.h (selftest::forcibly_ggc_collect): New decl.
2016-10-25 Jakub Jelinek <jakub@redhat.com>
PR target/78102

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@ -27,19 +27,19 @@ along with GCC; see the file COPYING3. If not see
#if CHECKING_P
/* The various GTY markers must be outside of a namespace to be seen by
gengtype, so we don't put this file within the selftest namespace. */
/* A helper function for writing ggc tests. */
static void
forcibly_ggc_collect ()
void
selftest::forcibly_ggc_collect ()
{
ggc_force_collect = true;
ggc_collect ();
ggc_force_collect = false;
}
/* The various GTY markers must be outside of a namespace to be seen by
gengtype, so we don't put this file within the selftest namespace. */
/* Verify that a simple struct works, and that it can
@ -58,7 +58,7 @@ test_basic_struct ()
root_test_struct = ggc_cleared_alloc <test_struct> ();
root_test_struct->other = ggc_cleared_alloc <test_struct> ();
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_TRUE (ggc_marked_p (root_test_struct));
ASSERT_TRUE (ggc_marked_p (root_test_struct->other));
@ -88,7 +88,7 @@ test_length ()
for (int i = 0; i < count; i++)
root_test_of_length->elem[i] = ggc_cleared_alloc <test_of_length> ();
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_TRUE (ggc_marked_p (root_test_of_length));
for (int i = 0; i < count; i++)
@ -162,7 +162,7 @@ test_union ()
test_struct *referenced_by_other = ggc_cleared_alloc <test_struct> ();
other->m_ptr = referenced_by_other;
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_TRUE (ggc_marked_p (root_test_of_union_1));
ASSERT_TRUE (ggc_marked_p (ts));
@ -202,7 +202,7 @@ test_finalization ()
test_struct_with_dtor::dtor_call_count = 0;
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
/* Verify that the destructor was run for each instance. */
ASSERT_EQ (count, test_struct_with_dtor::dtor_call_count);
@ -220,7 +220,7 @@ test_deletable_global ()
test_of_deletable = ggc_cleared_alloc <test_struct> ();
ASSERT_TRUE (test_of_deletable != NULL);
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_EQ (NULL, test_of_deletable);
}
@ -293,7 +293,7 @@ test_inheritance ()
test_some_subclass_as_base_ptr = new some_subclass ();
test_some_other_subclass_as_base_ptr = new some_other_subclass ();
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
/* Verify that the roots and everything referenced by them got marked
(both for fields in the base class and those in subclasses). */
@ -372,7 +372,7 @@ test_chain_next ()
tail_node = new_node;
}
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
/* If we got here, we survived. */
@ -439,7 +439,7 @@ test_user_struct ()
num_calls_to_user_gt_ggc_mx = 0;
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_TRUE (ggc_marked_p (root_user_struct_ptr));
ASSERT_TRUE (ggc_marked_p (referenced));
@ -457,7 +457,7 @@ test_tree_marking ()
{
dummy_unittesting_tree = build_int_cst (integer_type_node, 1066);
forcibly_ggc_collect ();
selftest::forcibly_ggc_collect ();
ASSERT_TRUE (ggc_marked_p (dummy_unittesting_tree));
}

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@ -80,6 +80,12 @@ selftest::run_tests ()
/* Run any lang-specific selftests. */
lang_hooks.run_lang_selftests ();
/* Force a GC at the end of the selftests, to shake out GC-related
issues. For example, if any GC-managed items have buggy (or missing)
finalizers, this last collection will ensure that things that were
failed to be finalized can be detected by valgrind. */
forcibly_ggc_collect ();
/* Finished running tests. */
long finish_time = get_run_time ();
long elapsed_time = finish_time - start_time;

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@ -153,6 +153,11 @@ for_each_line_table_case (void (*testcase) (const line_table_case &));
extern char *read_file (const location &loc, const char *path);
/* A helper function for writing tests that interact with the
garbage collector. */
extern void forcibly_ggc_collect ();
/* Declarations for specific families of tests (by source file), in
alphabetical order. */
extern void bitmap_c_tests ();