https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89792
--- Comment #1 from Qirun Zhang <qrzhang at gatech dot edu> --- This might be a latent issue. Attaching my gcc version: $ gcc-trunk -v Thread model: posix gcc version 9.0.1 20190321 (experimental) [trunk revision 269832] (GCC) $ gcc-7 -v Thread model: posix gcc version 7.4.0 (Ubuntu 7.4.0-1ubuntu1~16.04~ppa1) $ gcc-8 -v gcc version 8.1.0 (Ubuntu 8.1.0-5ubuntu1~16.04)
