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cplus-demangler, free resource after a failed call to gnu_special.

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libiberty/
2014-05-14  Andrew Burgess  <aburgess@broadcom.com>

	* cplus-dmem.c (internal_cplus_demangle): Free any resources
	allocated by possible previous call to gnu_special.
	(squangle_mop_up): Reset pointers to NULL after calling free.
	* testsuite/demangle-expected: New test case.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@210425 138bc75d-0d04-0410-961f-82ee72b054a4
This commit is contained in:
Andrew Burgess 2014-05-28 23:06:43 +01:00 committed by Pedro Alves
parent 7f3c034326
commit 0aaa9a3aa1
3 changed files with 18 additions and 0 deletions
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7
libiberty/ChangeLog
View File

@ -1,3 +1,10 @@
2014-05-14 Andrew Burgess <aburgess@broadcom.com>
* cplus-dmem.c (internal_cplus_demangle): Free any resources
allocated by possible previous call to gnu_special.
(squangle_mop_up): Reset pointers to NULL after calling free.
* testsuite/demangle-expected: New test case.
2014-05-08 Gary Benson <gbenson@redhat.com>
* cp-demangle.c (struct d_component_stack): New structure.

7
libiberty/cplus-dem.c
View File

@ -1175,6 +1175,11 @@ internal_cplus_demangle (struct work_stuff *work, const char *mangled)
if ((AUTO_DEMANGLING || GNU_DEMANGLING))
{
success = gnu_special (work, &mangled, &decl);
if (!success)
{
delete_work_stuff (work);
string_delete (&decl);
}
}
if (!success)
{
@ -1218,10 +1223,12 @@ squangle_mop_up (struct work_stuff *work)
if (work -> btypevec != NULL)
{
free ((char *) work -> btypevec);
work->btypevec = NULL;
}
if (work -> ktypevec != NULL)
{
free ((char *) work -> ktypevec);
work->ktypevec = NULL;
}
}

4
libiberty/testsuite/demangle-expected
View File

@ -4343,3 +4343,7 @@ cereal::detail::InputBindingMap<cereal::JSONInputArchive>::Serializers cereal::p
--format=gnu-v3
_ZNSt9_Any_data9_M_accessIPZ4postISt8functionIFvvEEEvOT_EUlvE_EERS5_v
void post<std::function<void ()> >(std::function<void ()>&&)::{lambda()#1}*& std::_Any_data::_M_access<void post<std::function<void ()> >(void post<std::function<void ()> >(std::function<void ()>&&)::{lambda()#1}*&&)::{lambda()#1}*>()
# https://sourceware.org/bugzilla/show_bug.cgi?id=16817
--format=auto --no-params
_QueueNotification_QueueController__$4PPPPPPPM_A_INotice___Z
_QueueNotification_QueueController__$4PPPPPPPM_A_INotice___Z