TEST: fix mingw build

Author: facchinm

compile_cross.sh

@@ -91,7 +91,7 @@ fi
 mkdir build && cd build
 
 if [[ ${ARCH} == *mingw* ]]; then
-LIBFTDI1_EXTRAFLAGS="-DCMAKE_TOOLCHAIN_FILE=$LIBFTDI1_DIR/Toolchain-mingw32.cmake -DBUILD_SHARED_LIBS=OFF -DCMAKE_RC_COMPILER=\"$(which i686-w64-mingw32-windres)\" -DDLLTOOL=\"$(which i686-w64-mingw32-dlltool)\" -DCMAKE_C_COMPILER_WORKS=1 -DCMAKE_CROSSCOMPILING=1"
+LIBFTDI1_EXTRAFLAGS="-DBUILD_SHARED_LIBS=OFF -DCMAKE_C_COMPILER_WORKS=1 -DCMAKE_CROSSCOMPILING=1 -DCMAKE_C_FLAGS=-fpermissive"
 fi
 
 cmake -DCMAKE_C_COMPILER=${CROSS_COMPILER} -DBUILD_TESTS=no -DDOCUMENTATION=no -DEXAMPLES=no -DFTDIPP=no -DFTDI_EEPROM=no -DLINK_PYTHON_LIBRARY=no -DPYTHON_BINDINGS=no -DCMAKE_INSTALL_PREFIX=$LIBFTDI1_DIR $LIBFTDI1_EXTRAFLAGS ..