http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57653 --- gcc/c-family/c-opts.c (revision 200330) +++ gcc/c-family/c-opts.c (working copy) @@ -1338,10 +1338,14 @@ c_finish_options (void) /* Give CPP the next file given by -include, if any. */ static void push_command_line_include (void) { + // This can happen if disabled by -imacros for example. + if (include_cursor > deferred_count) + return; + if (!done_preinclude) { done_preinclude = true; if (flag_hosted && std_inc && !cpp_opts->preprocessed) {