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-rw-r--r--class.c27
1 files changed, 19 insertions, 8 deletions
diff --git a/class.c b/class.c
index e03ba22576..f9e2322aeb 100644
--- a/class.c
+++ b/class.c
@@ -890,6 +890,8 @@ add_refined_method_entry_i(ID key, VALUE value, void *data)
return ID_TABLE_CONTINUE;
}
+static void ensure_origin(VALUE klass);
+
static int
include_modules_at(const VALUE klass, VALUE c, VALUE module, int search_super)
{
@@ -897,6 +899,10 @@ include_modules_at(const VALUE klass, VALUE c, VALUE module, int search_super)
int method_changed = 0, constant_changed = 0;
struct rb_id_table *const klass_m_tbl = RCLASS_M_TBL(RCLASS_ORIGIN(klass));
+ if (FL_TEST(module, RCLASS_REFINED_BY_ANY)) {
+ ensure_origin(module);
+ }
+
while (module) {
int superclass_seen = FALSE;
struct rb_id_table *tbl;
@@ -978,15 +984,10 @@ move_refined_method(ID key, VALUE value, void *data)
}
}
-void
-rb_prepend_module(VALUE klass, VALUE module)
+static void
+ensure_origin(VALUE klass)
{
- VALUE origin;
- int changed = 0;
-
- ensure_includable(klass, module);
-
- origin = RCLASS_ORIGIN(klass);
+ VALUE origin = RCLASS_ORIGIN(klass);
if (origin == klass) {
origin = class_alloc(T_ICLASS, klass);
OBJ_WB_UNPROTECT(origin); /* TODO: conservative shading. Need more survey. */
@@ -997,6 +998,16 @@ rb_prepend_module(VALUE klass, VALUE module)
RCLASS_M_TBL_INIT(klass);
rb_id_table_foreach(RCLASS_M_TBL(origin), move_refined_method, (void *)klass);
}
+}
+
+void
+rb_prepend_module(VALUE klass, VALUE module)
+{
+ VALUE origin;
+ int changed = 0;
+
+ ensure_includable(klass, module);
+ ensure_origin(klass);
changed = include_modules_at(klass, klass, module, FALSE);
if (changed < 0)
rb_raise(rb_eArgError, "cyclic prepend detected");