Description of problem: ../../gdb/cp-support.c:1608: demangler-warning: unable to demangle '_ZNK6clover6detail11basic_rangeINS_13adaptor_rangeIZNS_6kernel6launchERNS_13command_queueERKSt6vectorImSaImEESA_SA_EUlmE_JRS8_EEENS0_16iterator_adaptorISB_JN9__gnu_cxx17__normal_iteratorIPmS8_EEEEESJ_EcvT_IS6_IPjSaISN_EEvEEv' (demangler failed with signal 11) A problem internal to GDB has been detected, further debugging may prove unreliable. Version-Release number of selected component (if applicable): gdb-7.11.1-75.fc24.x86_64 How reproducible: Always Steps to Reproduce: echo "demangle -l c++ _ZNK6clover6detail11basic_rangeINS_13adaptor_rangeIZNS_6kernel6launchERNS_13command_queueERKSt6vectorImSaImEESA_SA_EUlmE_JRS8_EEENS0_16iterator_adaptorISB_JN9__gnu_cxx17__normal_iteratorIPmS8_EEEEESJ_EcvT_IS6_IPjSaISN_EEvEEv" | gdb
I do not yet know if it is the same bug or not but I guess it is. *** This bug has been marked as a duplicate of bug 1367131 ***