https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86828
Richard Biener <rguenth at gcc dot gnu.org> changed: What |Removed |Added ---------------------------------------------------------------------------- Status|UNCONFIRMED |WAITING Last reconfirmed| |2018-11-22 Ever confirmed|0 |1 --- Comment #8 from Richard Biener <rguenth at gcc dot gnu.org> --- (In reply to janus from comment #5) > (In reply to Richard Biener from comment #1) > > Would be nice to know what fixed this (or maybe know if it just went > > latent). > > Bisection indicates that the segfault disappeared at r254526. So it somehow went latent... Note that I cannot reproduce this on a KNL system with GCC 7, binutils 2.26.1, kernel 4.4 and glibc 2.22. The backtrace you quote suggests the segfault happens in libgfortran or glibc during the print stmt. More details are needed here.