http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53912
--- Comment #10 from Rainer Emrich <rai...@emrich-ebersheim.de> 2012-07-19 23:17:40 UTC --- ../../../src/gcc-4.8.0/gcc/prefix.c: In function 'char* lookup_key(char*)': ../../../src/gcc-4.8.0/gcc/prefix.c:160:22: error: invalid conversion from 'void*' to 'char*' [-fpermissive] dst = xmalloc (size); ^ Here I assume: dst = (char *) xmalloc (size); ../../../src/gcc-4.8.0/gcc/prefix.c:165:32: error: invalid conversion from 'void*' to 'char*' [-fpermissive] dst = xrealloc (dst, size); ^ Here I assume: dst = (char *) xrealloc (dst, size); Next one is more complex, probably an issue in the mingw-w64 header? In file included from D:/x86_64-w64-trunk/mingw/include/urlmon.h:219:0, from D:/x86_64-w64-trunk/mingw/include/objbase.h:348, from D:/x86_64-w64-trunk/mingw/include/ole2.h:16, from D:/x86_64-w64-trunk/mingw/include/wtypes.h:12, from D:/x86_64-w64-trunk/mingw/include/winscard.h:10, from D:/x86_64-w64-trunk/mingw/include/windows.h:95, from ../../../src/gcc-4.8.0/gcc/prefix.c:71: D:/x86_64-w64-trunk/mingw/include/msxml.h:636:38: error: macro "abort" passed 1 arguments, but takes just 0 virtual HRESULT WINAPI abort(void) = 0; ^ D:/x86_64-w64-trunk/mingw/include/msxml.h:2669:38: error: macro "abort" passed 1 arguments, but takes just 0 virtual HRESULT WINAPI abort(void) = 0; ^ D:/x86_64-w64-trunk/mingw/include/msxml.h:636:42: error: 'abort' declared as a 'virtual' field virtual HRESULT WINAPI abort(void) = 0; ^ D:/x86_64-w64-trunk/mingw/include/msxml.h:2669:42: error: 'abort' declared as a 'virtual' field virtual HRESULT WINAPI abort(void) = 0; ^