libcore: Check, that a pointer to a char array is passed to LC_OPT_ENT_STR().

ir/be/bemain.c

@@ -135,11 +135,11 @@ static const lc_opt_table_entry_t be_main_options[] = {
 	LC_OPT_ENT_BOOL     ("profilegenerate", "instrument the code for execution count profiling",   &be_options.opt_profile_generate),
 	LC_OPT_ENT_BOOL     ("profileuse",      "use existing profile data",                           &be_options.opt_profile_use),
 	LC_OPT_ENT_BOOL     ("statev",     "dump statistic events",                               &be_options.statev),
-	LC_OPT_ENT_STR      ("filtev",     "filter for stat events (regex if support is active",   be_options.filtev),
+	LC_OPT_ENT_STR      ("filtev",     "filter for stat events (regex if support is active",  &be_options.filtev),
 	LC_OPT_ENT_BOOL     ("verboseasm", "enable verbose assembler output",                     &be_options.verbose_asm),
 
-	LC_OPT_ENT_STR("ilp.server", "the ilp server name", be_options.ilp_server),
-	LC_OPT_ENT_STR("ilp.solver", "the ilp solver name", be_options.ilp_solver),
+	LC_OPT_ENT_STR("ilp.server", "the ilp server name", &be_options.ilp_server),
+	LC_OPT_ENT_STR("ilp.solver", "the ilp solver name", &be_options.ilp_solver),
 	LC_OPT_LAST
 };
 

ir/libcore/lc_opts.h

@@ -123,8 +123,9 @@ typedef struct {
 #define LC_OPT_ENT_NEGBOOL(name, desc, addr) \
 	_LC_OPT_ENT(name, desc, lc_opt_type_negboolean, int, addr, 0, lc_opt_std_cb, lc_opt_std_dump, lc_opt_bool_dump_vals)
 
+typedef char lc_opt_str_t[];
 #define LC_OPT_ENT_STR(name, desc, buf) \
-	_LC_OPT_ENT(name, desc, lc_opt_type_string, char, buf, sizeof(buf), lc_opt_std_cb, lc_opt_std_dump, NULL)
+	_LC_OPT_ENT(name, desc, lc_opt_type_string, lc_opt_str_t, buf, sizeof(*buf), lc_opt_std_cb, lc_opt_std_dump, NULL)
 
 #define LC_OPT_LAST \
 	_LC_OPT_ENT(NULL, NULL, lc_opt_type_invalid, void, NULL, 0, NULL, NULL, NULL)