make error

[PikachuHy]

CharUtil.cpp: In static member function 'static int CharUtil::ucs4CharToUTF8Byte(u32, char*)':
CharUtil.cpp:32:59: error: narrowing conversion of '192' from 'int' to 'char' inside { } [-Wnarrowing]
     const char prefix[] = {0, 0xC0, 0xE0, 0xF0, 0xF8, 0xFC};
                                                           ^
CharUtil.cpp:32:59: error: narrowing conversion of '224' from 'int' to 'char' inside { } [-Wnarrowing]
CharUtil.cpp:32:59: error: narrowing conversion of '240' from 'int' to 'char' inside { } [-Wnarrowing]
CharUtil.cpp:32:59: error: narrowing conversion of '248' from 'int' to 'char' inside { } [-Wnarrowing]
CharUtil.cpp:32:59: error: narrowing conversion of '252' from 'int' to 'char' inside { } [-Wnarrowing]
Makefile:105: recipe for target 'CharUtil.o' failed
make: *** [CharUtil.o] Error 1

[sonichy]

Yes, I get the same error.

[kartorz]

这个同编译器有关，可以增加 -std=c++11, -Wno-narrowing 这两个编译选项来处理。
代码修正直接把 char 改成 unsigned char 就可以了。

[wongser]

您好，做的真好，目前我想用qt做一个语音打字的软件，现在已经可以实现接收到语音识别的字符了，不知道怎么把字符显示出来呢，如果您有好的建议，希望能指点一二。qq804859288