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codecvt.h: Use __builtin_alloca.

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2001-02-23  Benjamin Kosnik  <bkoz@redhat.com>

	* include/bits/codecvt.h: Use __builtin_alloca.
	* include/bits/ostream.tcc: Same.
	* include/bits/fstream.tcc: Same.

From-SVN: r40007
This commit is contained in:
Benjamin Kosnik 2001-02-23 19:22:04 +00:00 committed by Benjamin Kosnik
parent cd33b1d7ec
commit 8ac2677fbb
4 changed files with 16 additions and 10 deletions
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6
libstdc++-v3/ChangeLog
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@ -1,3 +1,9 @@
2001-02-23 Benjamin Kosnik <bkoz@redhat.com>
* include/bits/codecvt.h: Use __builtin_alloca.
* include/bits/ostream.tcc: Same.
* include/bits/fstream.tcc: Same.
2001-02-23 Alexandre Oliva <aoliva@redhat.com>
* mknumeric_limits (CC): Use VAR=${VAR=...} form.

2
libstdc++-v3/include/bits/codecvt.h
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@ -419,7 +419,7 @@
if (__int_bom)
{
size_t __size = __from_end - __from;
intern_type* __cfixed = static_cast<intern_type*>(alloca(sizeof(intern_type) * (__size + 1)));
intern_type* __cfixed = static_cast<intern_type*>(__builtin_alloca(sizeof(intern_type) * (__size + 1)));
__cfixed[0] = static_cast<intern_type>(__int_bom);
char_traits<intern_type>::copy(__cfixed + 1, __from, __size);
__cfrom = reinterpret_cast<char*>(__cfixed);

6
libstdc++-v3/include/bits/fstream.tcc
View File

@ -262,7 +262,7 @@ namespace std
// Part one: (Re)fill external buf (_M_file->_IO_*) from
// external byte sequence (whatever physical byte sink or
// FILE actually is.)
char_type* __conv_buf = static_cast<char_type*>(alloca(sizeof(char_type) * _M_buf_size));
char_type* __conv_buf = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * _M_buf_size));
streamsize __size = _M_file->xsgetn(__conv_buf, _M_buf_size);
// Part two: (Re)fill internal buf contents from external buf.
@ -436,7 +436,7 @@ namespace std
// stack. Convert internal buffer plus __c (ie,
// "pending sequence") to temporary conversion buffer.
int __plen = _M_out_end - _M_out_beg;
char_type* __pbuf = static_cast<char_type*>(alloca(sizeof(char_type) * __plen + 1));
char_type* __pbuf = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __plen + 1));
traits_type::copy(__pbuf, this->pbase(), __plen);
if (!__testeof)
{
@ -445,7 +445,7 @@ namespace std
}
char_type* __pend;
char* __conv_buf = static_cast<char*>(alloca(__plen));
char* __conv_buf = static_cast<char*>(__builtin_alloca(__plen));
char* __conv_end;
_M_state_beg = _M_state_cur;

12
libstdc++-v3/include/bits/ostream.tcc
View File

@ -417,7 +417,7 @@ namespace std {
typedef typename traits_type::int_type int_type;
int_type __plen = static_cast<size_t>(__newlen - __oldlen);
char_type* __pads = static_cast<char_type*>(alloca(sizeof(char_type) * __plen));
char_type* __pads = static_cast<char_type*>(__builtin_alloca(sizeof(char_type) * __plen));
traits_type::assign(__pads, __plen, __ios.fill());
char_type* __beg;
@ -496,7 +496,7 @@ namespace std {
{
try {
streamsize __w = __out.width();
_CharT* __pads = static_cast<_CharT*>(alloca(sizeof(_CharT) * __w));
_CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
__pads[0] = __c;
streamsize __len = 1;
if (__w > __len)
@ -529,7 +529,7 @@ namespace std {
{
try {
streamsize __w = __out.width();
char* __pads = static_cast<char*>(alloca(__w + 1));
char* __pads = static_cast<char*>(__builtin_alloca(__w + 1));
__pads[0] = __c;
streamsize __len = 1;
if (__w > __len)
@ -596,7 +596,7 @@ namespace std {
if (__cerb)
{
size_t __clen = __ctraits_type::length(__s);
_CharT* __ws = static_cast<_CharT*>(alloca(sizeof(_CharT) * (__clen + 1)));
_CharT* __ws = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * (__clen + 1)));
for (size_t __i = 0; __i <= __clen; ++__i)
__ws[__i] = __out.widen(__s[__i]);
_CharT* __str = __ws;
@ -604,7 +604,7 @@ namespace std {
try {
streamsize __len = static_cast<streamsize>(__clen);
streamsize __w = __out.width();
_CharT* __pads = static_cast<_CharT*>(alloca(sizeof(_CharT) * __w));
_CharT* __pads = static_cast<_CharT*>(__builtin_alloca(sizeof(_CharT) * __w));
if (__w > __len)
{
@ -637,7 +637,7 @@ namespace std {
{
try {
streamsize __w = __out.width();
char* __pads = static_cast<char*>(alloca(__w));
char* __pads = static_cast<char*>(__builtin_alloca(__w));
streamsize __len = static_cast<streamsize>(_Traits::length(__s));
if (__w > __len)
{