https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82553
--- Comment #3 from Uroš Bizjak <ubizjak at gmail dot com> --- Ouch... Index: optabs.c =================================================================== --- optabs.c (revision 253752) +++ optabs.c (working copy) @@ -6297,7 +6297,7 @@ static void expand_memory_blockage (void) { - if (targetm.have_memory_blockage) + if (targetm.have_memory_blockage ()) emit_insn (targetm.gen_memory_blockage ()); else expand_asm_memory_blockage ();