fix some warnings

[r25578]

diff --git a/ir/ir/irio.c b/ir/ir/irio.c
index 56a4a5c..110c075 100644 (file)
--- a/ir/ir/irio.c
+++ b/ir/ir/irio.c
@@ -408,6 +408,8 @@ static void export_type_pre(io_env_t *env, ir_type *tp)
                case tpo_method:
                case tpo_pointer:
                        return;
+               default:
+                       break;
        }
 
        export_type_common(env, tp);
@@ -453,6 +455,8 @@ static void export_type_post(io_env_t *env, ir_type *tp)
                case tpo_union:
                case tpo_unknown:
                        return;
+               default:
+                       break;
        }
 
        export_type_common(env, tp);
@@ -627,6 +631,8 @@ static void export_modes(io_env_t *env)
                        case irms_internal_boolean:
                                /* skip "internal" modes, which may not be user defined */
                                continue;
+                       default:
+                               break;
                }
 
                fprintf(env->file, "\tmode \"%s\" 0x%X %d %d %s %d %d ", get_mode_name(mode),
@@ -1021,7 +1027,6 @@ static tarval *read_tv(io_env_t *env)
 
 static ir_initializer_t *read_initializer(io_env_t *env)
 {
-       FILE *f = env->file;
        ir_initializer_kind_t ini_kind = read_initializer_kind(env);
 
        switch (ini_kind)