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vec.cc (__aeabi_vec_dtor_cookie): Handle NULL array address.

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2008-06-27  Mark Mitchell  <mark@codesourcery.com>

	* libsupc++/vec.cc (__aeabi_vec_dtor_cookie): Handle NULL array
	address.
	(__aeabi_vec_delete): Likewise.
	(__aeabi_vec_delete3): Likewise.
	(__aeabi_vec_delete3_nodtor): Likewise.

2008-06-27  Mark Mitchell  <mark@codesourcery.com>

	* g++.dg/abi/arm_cxa_vec2.C: New test.

From-SVN: r137207
This commit is contained in:
Mark Mitchell 2008-06-27 23:02:06 +00:00 • committed by Mark Mitchell
parent 0ac69b47fb
commit b8df34454c
4 changed files with 65 additions and 0 deletions
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4
gcc/testsuite/ChangeLog
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@ -1,3 +1,7 @@
2008-06-27 Mark Mitchell <mark@codesourcery.com>
* g++.dg/abi/arm_cxa_vec2.C: New test.
2008-06-28 Jakub Jelinek <jakub@redhat.com>
PR c++/36364

41
gcc/testsuite/g++.dg/abi/arm_cxa_vec2.C Normal file
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@ -0,0 +1,41 @@
// Check that ARM vector delete functions accept NULL pointers as
// inputs.
// { dg-do run { target arm*-*-* } }
#ifdef __ARM_EABI__
#include <cxxabi.h>
typedef void *(dtor_type)(void *);
extern "C" {
void abort();
void *__aeabi_vec_dtor_cookie(void *, dtor_type);
void __aeabi_vec_delete(void *, dtor_type);
void __aeabi_vec_delete3(void *,
dtor_type,
void (*)(void *, __SIZE_TYPE__));
void __aeabi_vec_delete3_nodtor(void *,
void (*)(void *, __SIZE_TYPE__));
}
// These functions should never be called.
void* dtor(void *)
{
abort ();
}
void dealloc(void *, size_t) {
abort ();
}
int main () {
if (__aeabi_vec_dtor_cookie (NULL, &dtor) != NULL)
return 1;
// These do not return values, but should not crash.
__aeabi_vec_delete (NULL, &dtor);
__aeabi_vec_delete3 (NULL, &dtor, &dealloc);
__aeabi_vec_delete3_nodtor (NULL, &dealloc);
}
#else
int main () {}
#endif

8
libstdc++-v3/ChangeLog
View file

@ -1,3 +1,11 @@
2008-06-27 Mark Mitchell <mark@codesourcery.com>
* libsupc++/vec.cc (__aeabi_vec_dtor_cookie): Handle NULL array
address.
(__aeabi_vec_delete): Likewise.
(__aeabi_vec_delete3): Likewise.
(__aeabi_vec_delete3_nodtor): Likewise.
2008-06-27 Paolo Carlini <paolo.carlini@oracle.com>
* include/bits/stl_algo.h (is_partitioned): Add in C++0x mode.

12
libstdc++-v3/libsupc++/vec.cc
View file

@ -461,6 +461,9 @@ namespace __aeabiv1
__aeabi_vec_dtor_cookie (void *array_address,
abi::__cxa_cdtor_type destructor)
{
if (!array_address)
return NULL;
abi::__cxa_vec_dtor (array_address,
reinterpret_cast<std::size_t *>(array_address)[-1],
reinterpret_cast<std::size_t *>(array_address)[-2],
@ -473,6 +476,9 @@ namespace __aeabiv1
__aeabi_vec_delete (void *array_address,
abi::__cxa_cdtor_type destructor)
{
if (!array_address)
return;
abi::__cxa_vec_delete (array_address,
reinterpret_cast<std::size_t *>(array_address)[-2],
2 * sizeof (std::size_t),
@ -484,6 +490,9 @@ namespace __aeabiv1
abi::__cxa_cdtor_type destructor,
void (*dealloc) (void *, std::size_t))
{
if (!array_address)
return;
abi::__cxa_vec_delete3 (array_address,
reinterpret_cast<std::size_t *>(array_address)[-2],
2 * sizeof (std::size_t),
@ -494,6 +503,9 @@ namespace __aeabiv1
__aeabi_vec_delete3_nodtor (void *array_address,
void (*dealloc) (void *, std::size_t))
{
if (!array_address)
return;
abi::__cxa_vec_delete3 (array_address,
reinterpret_cast<std::size_t *>(array_address)[-2],
2 * sizeof (std::size_t),