codecvt.h: Use __builtin_alloca.

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

diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 1cf576ef3913e9771d49190cc020fd5f213e53ac..3cdc574f74e7ca26e0d102a724dbaa63d6b02bf1 100644 (file)
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -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.

diff --git a/libstdc++-v3/include/bits/codecvt.h b/libstdc++-v3/include/bits/codecvt.h
index 17aabb3895a33e603488e42486cbf95f20c0884d..71b5b84ff9885a77db98e54a7acc2d70dd1842af 100644 (file)
--- a/libstdc++-v3/include/bits/codecvt.h
+++ b/libstdc++-v3/include/bits/codecvt.h
@@ -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);

diff --git a/libstdc++-v3/include/bits/fstream.tcc b/libstdc++-v3/include/bits/fstream.tcc
index 76b820ab9de41c2a6f77d8786a075e7f29a3d22d..07e1f61cc9fbd8019fc27491e04125fd31a97171 100644 (file)
--- a/libstdc++-v3/include/bits/fstream.tcc
+++ b/libstdc++-v3/include/bits/fstream.tcc
@@ -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;
 

diff --git a/libstdc++-v3/include/bits/ostream.tcc b/libstdc++-v3/include/bits/ostream.tcc
index 6464f5bad37dc4e5a6a85022546b80805cd8fcad..98de13a65654cd2c2f679b6ef0a4c2798140ddf1 100644 (file)
--- a/libstdc++-v3/include/bits/ostream.tcc
+++ b/libstdc++-v3/include/bits/ostream.tcc
@@ -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)
              {