https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70239 --- Comment #5 from Jakub Jelinek <jakub at gcc dot gnu.org> --- Trying to creduce the testcase now with --param ggc-min-expand=0 --param ggc-min-heapsize=0 -O2, but it is slow. 32KB testcase is too large for the testsuite though.