mac下几个编译问题

[qiukeren]

clang def.cc --std=c++11

In file included from def.cc:39:
././util/path.h:58:10: error: use of undeclared identifier '_getcwd'; did you mean 'getcwd'?
                _getcwd(buffer, 1024);
                ^~~~~~~
                getcwd
/usr/include/unistd.h:448:7: note: 'getcwd' declared here
char    *getcwd(char *, size_t);  //函数名不兼容
         ^
In file included from def.cc:43:
In file included from ././parse/analysis.h:9:
In file included from ././parse/./build.h:15:
././parse/../core/builtin.h:41:17: warning: '/*' within block comment [-Wcomment]
    /*D(arrrfd) /*<C5>ж<CF><D2><FD><D3><C3><C0><E0><D0><CD><CA>Ƿ<F1><D2>Ѿ<AD><B8><B3>ֵ<A3><A8><B7><C7>0<A3><A9><B7><B5><BB><D8>Bool*/ \
                ^
././parse/../core/builtin.h:45:17: warning: '/*' within block comment [-Wcomment]
    /*D(elmrfd) /*<C5>ж<CF><D2><FD><D3><C3><C0><E0><D0><CD><CA>Ƿ<F1><D2>Ѿ<AD><B8><B3>ֵ<A3><A8><B7><C7>0<A3><A9><B7><B5><BB><D8>Bool*/ \
                ^
././parse/../core/builtin.h:90:12: warning: '/*' within block comment [-Wcomment]
    B(eq)  /*<CF><E0><B5><C8>* / \
           ^
././parse/../core/builtin.h:91:12: warning: '/*' within block comment [-Wcomment]
    B(ne)  /*<B2><BB><B5><C8>* / \
           ^
././parse/../core/builtin.h:92:12: warning: '/*' within block comment [-Wcomment]
    B(gt)  /*<B4><F3><D3><DA>* / \
           ^
././parse/../core/builtin.h:93:12: warning: '/*' within block comment [-Wcomment]
    B(ge)  /*<B4><F3><D3>ڵ<C8><D3><DA>* / \
           ^
././parse/../core/builtin.h:94:12: warning: '/*' within block comment [-Wcomment]
    B(lt)  /*С<D3><DA>* / \
           ^
././parse/../core/builtin.h:95:12: warning: '/*' within block comment [-Wcomment]
    B(le)  /*С<D3>ڵ<C8><D3><DA>* / \
           ^
In file included from def.cc:43:
In file included from ././parse/analysis.h:9:
In file included from ././parse/./build.h:16:
././parse/../core/type.h:136:5: error: cast from pointer to smaller type 'int' loses information
    TYPE_POND(Pointer)
    ^~~~~~~~~~~~~~~~~~
././parse/../core/type.h:99:19: note: expanded from macro 'TYPE_POND'
        int adr = (int)t; \
                  ^~~~~~
././parse/../core/type.h:165:5: error: cast from pointer to smaller type 'int' loses information
    TYPE_POND(Refer)
    ^~~~~~~~~~~~~~~~
././parse/../core/type.h:99:19: note: expanded from macro 'TYPE_POND'
        int adr = (int)t; \
                  ^~~~~~
././parse/../core/type.h:198:5: error: cast from pointer to smaller type 'int' loses information
    TYPE_POND(Array)
    ^~~~~~~~~~~~~~~~
././parse/../core/type.h:99:19: note: expanded from macro 'TYPE_POND'
        int adr = (int)t; \
                  ^~~~~~
././parse/../core/type.h:225:25: error: cast from pointer to smaller type 'int' loses information
            return !!( ((int)this)==((int)t) );
                        ^~~~~~~~~
././parse/../core/type.h:225:38: error: cast from pointer to smaller type 'int' loses information
            return !!( ((int)this)==((int)t) );
                                     ^~~~~~
././parse/../core/type.h:316:21: error: cast from pointer to smaller type 'int' loses information
        return !!( ((int)this)==((int)t) );
                    ^~~~~~~~~
././parse/../core/type.h:316:34: error: cast from pointer to smaller type 'int' loses information
        return !!( ((int)this)==((int)t) );
                                 ^~~~~~
def.cc:231:20: error: non-const lvalue reference to type 'argv::Values' cannot bind to a temporary of type 'argv::Values'
    argv::Values & options = getArgs(argc, argv);
                   ^         ~~~~~~~~~~~~~~~~~~~
8 warnings and 9 errors generated.