Windows上のMinGWでコンパイルに問題があります：
g++ -c -mthreads -O2 -w -Wno-invalid-offsetof -Wformat -g -D__WXDEBUG__ -DWIN32 -D__WXMSW__ -D_WINDOWS -DNOPCH -I”/boost” -I”/db/build_unix” -I”/openssl/include” -I”/wxwidgets/lib/gcc_lib/mswud” -I”/wxwidgets/include” -msse2 -O3 -o obj/sha256.o sha256.cpp
sha256.cpp: In function `long long int vector Ch(long long int vector, long long int vector, long long int vector)’: sha256.cpp:31: internal compiler error: in perform_integral_promotions, at cp/typeck.c:1454 Please submit a full bug report, with preprocessed source if appropriate. See URL:http://www.mingw.org/bugs.shtml for instructions. make: *** [obj/sha256.o] Error 1