https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81229
Bug ID: 81229 Summary: ICE in c_tree_chain_next on aarch64 Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: target Assignee: unassigned at gcc dot gnu.org Reporter: marxin at gcc dot gnu.org Target Milestone: --- It's probably GCC 8 regression: $ aarch64-linux-gnu-g++ gcc/gcc/testsuite/g++.dg/ext/attrib48.C --param ggc-min-heapsize=0 /gcc/testsuite/g++.dg/ext/attrib48.C:6:4: internal compiler error: Segmentation fault L l; ^ 0xd4595f crash_signal .././../gcc/toplev.c:338 0x7fb7c5 c_tree_chain_next .././../gcc/c-family/c-common.h:1313 0x7fb7c5 gt_ggc_mx_lang_tree_node(void*) ./gt-cp-tree.h:139 0x7fd75e gt_ggc_mx_lang_tree_node(void*) ./gt-cp-tree.h:469 0x7fbf64 gt_ggc_mx_lang_tree_node(void*) ./gt-cp-tree.h:635 0x7fdc35 gt_ggc_mx_lang_tree_node(void*) ./gt-cp-tree.h:341 0xaf6457 gt_ggc_mx_symtab_node(void*) /home/marxin/BIG/buildbot/slave/gcc-master-build-aarch64-weekend/build/builddir/gcc/gtype-desc.c:1812 0xaf6c5a gt_ggc_mx_symbol_table(void*) /home/marxin/BIG/buildbot/slave/gcc-master-build-aarch64-weekend/build/builddir/gcc/gtype-desc.c:2671 0xa865d5 ggc_mark_root_tab .././../gcc/ggc-common.c:77 0xa86840 ggc_mark_roots() .././../gcc/ggc-common.c:94 0x8bcc87 ggc_collect() .././../gcc/ggc-page.c:2206 0x69aac5 c_parse_final_cleanups() .././../gcc/cp/decl2.c:4522