msvcp: Added basic_string<{char, wchar}> operator+= exports.

dlls/msvcp80/msvcp80.spec

@@ -1718,8 +1718,8 @@
 @ stub -arch=win64 ??X?$complex@O@std@@QEAAAEAV01@AEBO@Z
 @ stub -arch=win32 ??X?$complex@O@std@@QAEAAV01@ABV01@@Z
 @ stub -arch=win64 ??X?$complex@O@std@@QEAAAEAV01@AEBV01@@Z
-@ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
-@ stub -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z
+@ thiscall -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z(ptr ptr) msvcp90.??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
+@ cdecl -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z(ptr ptr) msvcp90.??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z
 @ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@D@Z
 @ stub -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@D@Z
 @ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@PBD@Z
@@ -1730,8 +1730,8 @@
 @ stub -arch=win64 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEAAAEAV01@G@Z
 @ stub -arch=win32 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z
 @ stub -arch=win64 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEAAAEAV01@PEBG@Z
-@ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z
-@ stub -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z
+@ thiscall -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z(ptr ptr) msvcp90.??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z
+@ cdecl -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z(ptr ptr) msvcp90.??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z
 @ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@PB_W@Z
 @ stub -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@PEB_W@Z
 @ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@_W@Z
@@ -3011,12 +3011,12 @@
 @ stub -arch=win64 ?c_str@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEBAPEBGXZ
 @ thiscall -arch=win32 ?c_str@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QBEPB_WXZ(ptr) msvcp90.?c_str@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QBEPB_WXZ
 @ cdecl -arch=win64 ?c_str@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEBAPEB_WXZ(ptr) msvcp90.?c_str@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEBAPEB_WXZ
-@ stub -arch=win32 ?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ
-@ stub -arch=win64 ?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEBA_KXZ
+@ thiscall -arch=win32 ?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ(ptr) msvcp90.?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QBEIXZ
+@ cdecl -arch=win64 ?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEBA_KXZ(ptr) msvcp90.?capacity@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEBA_KXZ
 @ stub -arch=win32 ?capacity@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QBEIXZ
 @ stub -arch=win64 ?capacity@?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEBA_KXZ
-@ stub -arch=win32 ?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QBEIXZ
-@ stub -arch=win64 ?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEBA_KXZ
+@ thiscall -arch=win32 ?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QBEIXZ(ptr) msvcp90.?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QBEIXZ
+@ cdecl -arch=win64 ?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEBA_KXZ(ptr) msvcp90.?capacity@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEBA_KXZ
 @ stub ?cerr@std@@3V?$basic_ostream@DU?$char_traits@D@std@@@1@A
 @ stub ?cin@std@@3V?$basic_istream@DU?$char_traits@D@std@@@1@A
 @ stub -arch=win32 ?classic@locale@std@@SAABV12@XZ

dlls/msvcp90/msvcp90.spec

@@ -1722,8 +1722,8 @@
 @ stub -arch=win64 ??X?$complex@O@std@@QEAAAEAV01@AEBO@Z
 @ stub -arch=win32 ??X?$complex@O@std@@QAEAAV01@ABV01@@Z
 @ stub -arch=win64 ??X?$complex@O@std@@QEAAAEAV01@AEBV01@@Z
-@ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z
-@ stub -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z
+@ thiscall -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z(ptr ptr) MSVCP_basic_string_char_append
+@ cdecl -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z(ptr ptr) MSVCP_basic_string_char_append
 @ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@D@Z
 @ stub -arch=win64 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@D@Z
 @ stub -arch=win32 ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@PBD@Z
@@ -1734,8 +1734,8 @@
 @ stub -arch=win64 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEAAAEAV01@G@Z
 @ stub -arch=win32 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QAEAAV01@PBG@Z
 @ stub -arch=win64 ??Y?$basic_string@GU?$char_traits@G@std@@V?$allocator@G@2@@std@@QEAAAEAV01@PEBG@Z
-@ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z
-@ stub -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z
+@ thiscall -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z(ptr ptr) MSVCP_basic_string_wchar_append
+@ cdecl -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z(ptr ptr) MSVCP_basic_string_wchar_append
 @ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@PB_W@Z
 @ stub -arch=win64 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@PEB_W@Z
 @ stub -arch=win32 ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@_W@Z

dlls/msvcp90/string.c

@@ -803,6 +803,8 @@ basic_string_char* __thiscall MSVCP_basic_string_char_append_substr(basic_string
 
 /* ?append@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV12@ABV12@@Z */
 /* ?append@?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV12@AEBV12@@Z */
+/* ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QAEAAV01@ABV01@@Z */
+/* ??Y?$basic_string@DU?$char_traits@D@std@@V?$allocator@D@2@@std@@QEAAAEAV01@AEBV01@@Z */
 DEFINE_THISCALL_WRAPPER(MSVCP_basic_string_char_append, 8)
 basic_string_char* __thiscall MSVCP_basic_string_char_append(
         basic_string_char *this, basic_string_char *append)
@@ -1252,6 +1254,8 @@ basic_string_wchar* __thiscall MSVCP_basic_string_wchar_append_substr(basic_stri
 
 /* ?append@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV12@ABV12@@Z */
 /* ?append@?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV12@AEBV12@@Z */
+/* ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QAEAAV01@ABV01@@Z */
+/* ??Y?$basic_string@_WU?$char_traits@_W@std@@V?$allocator@_W@2@@std@@QEAAAEAV01@AEBV01@@Z */
 DEFINE_THISCALL_WRAPPER(MSVCP_basic_string_wchar_append, 8)
     basic_string_wchar* __thiscall MSVCP_basic_string_wchar_append(
             basic_string_wchar *this, basic_string_wchar *append)