https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68159
Natalie Silvanovich <natashenka at google dot com> changed: What |Removed |Added ---------------------------------------------------------------------------- CC| |natashenka at google dot com --- Comment #14 from Natalie Silvanovich <natashenka at google dot com> --- I'm still seeing this issue as well, out put is: /build/gdb-cXfXJ3/gdb-7.11.1/gdb/cp-support.c:1595: demangler-warning: unable to demangle '_ZSt7forwardIRZN6WebKit29NetworkConnectionToWebProcess26writeBlobsToTemporaryFilesERKN3WTF6VectorINS2_6StringELm0ENS2_15CrashOnOverflowELm16EEEmEUlRT_E_EOS9_RNSt16remove_referenceIS9_E4typeE' (demangler failed with signal 11) Attempting to dump core. /build/gdb-cXfXJ3/gdb-7.11.1/gdb/cp-support.c:1608: demangler-warning: unable to demangle '_ZSt7forwardIRZN6WebKit29NetworkConnectionToWebProcess26writeBlobsToTemporaryFilesERKN3WTF6VectorINS2_6StringELm0ENS2_15CrashOnOverflowELm16EEEmEUlRT_E_EOS9_RNSt16remove_referenceIS9_E4typeE' (demangler failed with signal 11) A problem internal to GDB has been detected, I can provide a coredump if needed (I don't seem to have permissions to add an attachment right now)