linker error in building a minimal C++ application

[ly1231cn]

Hi there,
I tried to build a minimal C++ based on the latest nightly build of libtorch but got the following errors. Can someone help?
/lib/../lib64/crt1.o: In function _start': (.text+0x20): undefined reference to main'
.../libtorch_nightly/lib/libtorch.so: undefined reference to lgammaf@GLIBC_2.23' .../libtorch_nightly/lib/libtorch.so: undefined reference to lgamma@GLIBC_2.23'
collect2: error: ld returned 1 exit status
gmake[3]: *** [stylegan] Error 1
gmake[2]: *** [CMakeFiles/mymodel.dir/all] Error 2
gmake[1]: *** [CMakeFiles/mymodel.dir/rule] Error 2
gmake: *** [mymodel] Error 2