View Compilation Error

0_0_37863317_8330.cpp: In static member function 'static unsigned int mod_int::fast_mod(uint64_t, unsigned int)':
0_0_37863317_8330.cpp:60:13: error: expected ')' before ':' token
             : "=a" (quot), "=d" (rem)
             ^
0_0_37863317_8330.cpp:60:37: error: expression cannot be used as a function
             : "=a" (quot), "=d" (rem)
                                     ^
0_0_37863317_8330.cpp:61:39: error: expression cannot be used as a function
             : "d" (x_high), "a" (x_low), "r" (m));
                                       ^
0_0_37863317_8330.cpp:61:48: error: expression cannot be used as a function
             : "d" (x_high), "a" (x_low), "r" (m));
                                                ^
0_0_37863317_8330.cpp:61:49: error: 'asm' was not declared in this scope
             : "d" (x_high), "a" (x_low), "r" (m));
                                                 ^