https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61250
--- Comment #8 from howarth at bromo dot med.uc.edu --- I also noticed that the ICE... FAIL: g++.dg/pch/pch.C -O2 -g -I. -Dwith_PCH (internal compiler error) FAIL: g++.dg/pch/pch.C -O2 -g -I. -Dwith_PCH (test for excess errors) FAIL: g++.dg/pch/pch.C -O2 -g assembly comparison doesn't seem to produce a log for the crashing compiler in ~/Library/Logs/CrashReporter whereas the crashing testcase executables do. Is there a trick to building the compiler so that when it crashes a CrashLog will be produced?