https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81561
--- Comment #5 from Martin Liška <marxin at gcc dot gnu.org> --- Author: marxin Date: Tue Aug 1 14:49:54 2017 New Revision: 250782 URL: https://gcc.gnu.org/viewcvs?rev=250782&root=gcc&view=rev Log: Fix segfault in gcov.c (PR gcov-profile/81561). 2017-08-01 Martin Liska <mli...@suse.cz> Backport from mainline 2017-07-26 Martin Liska <mli...@suse.cz> PR gcov-profile/81561 * gcov.c (unblock): Make unblocking safe as we need to preserve index correspondence of blocks and block_lists. Modified: branches/gcc-7-branch/gcc/ChangeLog branches/gcc-7-branch/gcc/gcov.c