https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88945
--- Comment #2 from Martin Liška <marxin at gcc dot gnu.org> --- One more example that started to ICE with r247882: $ gcc /home/marxin/Programming/gcc/gcc/testsuite/gfortran.dg/char_result_13.f90 -c -O -fdump-tree-fre-details during GIMPLE pass: fre dump file: char_result_13.f90.037t.fre1 gcc: internal compiler error: Segmentation fault signal terminated program f951 Please submit a full bug report, with preprocessed source if appropriate. See <http://bugs.opensuse.org/> for instructions.