msvcp71: Added istrstream destructor implementation.

dlls/msvcp71/ios.c

@@ -285,6 +285,14 @@ typedef struct {
 } ostrstream;
 
 typedef struct {
+    basic_istream_char base;
+    strstreambuf buf;
+    /* virtual inheritance
+     * basic_ios_char basic_ios;
+     */
+} istrstream;
+
+typedef struct {
     basic_iostream_char base;
     strstreambuf buf;
     /* virtual inheritance
@@ -486,6 +494,8 @@ extern const vtable_ptr MSVCP_strstreambuf_vtable;
 static const int ostrstream_vbtable[] = {0, sizeof(ostrstream)};
 extern const vtable_ptr MSVCP_ostrstream_vtable;
 
+static const int istrstream_vbtable[] = {0, sizeof(istrstream)};
+
 static const int strstream_vbtable1[] = {0, sizeof(strstream)};
 static const int strstream_vbtable2[] = {0, sizeof(strstream)-FIELD_OFFSET(strstream, base.base2)};
 extern const vtable_ptr MSVCP_strstream_vtable;
@@ -12473,6 +12483,24 @@ ostrstream* __thiscall ostrstream_vector_dtor(basic_ios_char *base, unsigned int
     return this;
 }
 
+static inline istrstream* istrstream_from_basic_ios(basic_ios_char *ptr)
+{
+    return (istrstream*)((char*)ptr-istrstream_vbtable[1]);
+}
+
+/* ??1istrstream@std@@UAE@XZ */
+/* ??1istrstream@std@@UEAA@XZ */
+DEFINE_THISCALL_WRAPPER(istrstream_dtor, 4)
+void __thiscall istrstream_dtor(basic_ios_char *base)
+{
+    istrstream *this = istrstream_from_basic_ios(base);
+
+    TRACE("(%p)\n", this);
+
+    basic_istream_char_dtor(basic_istream_char_to_basic_ios(&this->base));
+    strstreambuf_dtor(&this->buf);
+}
+
 static inline basic_ios_char* strstream_to_basic_ios(strstream *ptr)
 {
     return (basic_ios_char*)((char*)ptr+strstream_vbtable1[1]);

dlls/msvcp71/msvcp71.spec

@@ -1197,8 +1197,8 @@
 @ cdecl -arch=win64 ??1facet@locale@std@@UEAA@XZ(ptr) locale_facet_dtor
 @ thiscall -arch=win32 ??1ios_base@std@@UAE@XZ(ptr) ios_base_dtor
 @ cdecl -arch=win64 ??1ios_base@std@@UEAA@XZ(ptr) ios_base_dtor
-@ stub -arch=win32 ??1istrstream@std@@UAE@XZ
-@ stub -arch=win64 ??1istrstream@std@@UEAA@XZ
+@ thiscall -arch=win32 ??1istrstream@std@@UAE@XZ(ptr) istrstream_dtor
+@ cdecl -arch=win64 ??1istrstream@std@@UEAA@XZ(ptr) istrstream_dtor
 @ thiscall -arch=win32 ??1locale@std@@QAE@XZ(ptr) locale_dtor
 @ cdecl -arch=win64 ??1locale@std@@QEAA@XZ(ptr) locale_dtor
 @ stub -arch=win32 ??1messages_base@std@@UAE@XZ