From 4e196af17c334de1eb74f7bb036fec12a35b794e Mon Sep 17 00:00:00 2001
From: Jean Boussier <jean.boussier@gmail.com>
Date: Sun, 1 Feb 2026 21:19:10 +0100
Subject: Use ruby_sized_xfree

---
 box.c       |  2 +-
 marshal.c   |  2 +-
 re.c        |  4 ++--
 scheduler.c | 19 +++----------------
 variable.c  |  2 +-
 5 files changed, 8 insertions(+), 21 deletions(-)

diff --git a/box.c b/box.c
index 830172cdd5..bfb6f51346 100644
--- a/box.c
+++ b/box.c
@@ -271,7 +271,7 @@ box_entry_free(void *ptr)
     cleanup_all_local_extensions(box->ruby_dln_libmap);
 
     box_root_free(ptr);
-    xfree(ptr);
+    SIZED_FREE(box);
 }
 
 static size_t
diff --git a/marshal.c b/marshal.c
index 1a9e817872..e2a0ce6dd1 100644
--- a/marshal.c
+++ b/marshal.c
@@ -2350,7 +2350,7 @@ r_object(struct load_arg *arg)
 static void
 clear_load_arg(struct load_arg *arg)
 {
-    xfree(arg->buf);
+    ruby_sized_xfree(arg->buf, BUFSIZ);
     arg->buf = NULL;
     arg->buflen = 0;
     arg->offset = 0;
diff --git a/re.c b/re.c
index 82e9407a0a..0e169694d4 100644
--- a/re.c
+++ b/re.c
@@ -1023,7 +1023,7 @@ update_char_offset(VALUE match)
     num_regs = rm->regs.num_regs;
 
     if (rm->char_offset_num_allocated < num_regs) {
-        REALLOC_N(rm->char_offset, struct rmatch_offset, num_regs);
+        SIZED_REALLOC_N(rm->char_offset, struct rmatch_offset, num_regs, rm->char_offset_num_allocated);
         rm->char_offset_num_allocated = num_regs;
     }
 
@@ -1101,7 +1101,7 @@ match_init_copy(VALUE obj, VALUE orig)
 
     if (RMATCH_EXT(orig)->char_offset_num_allocated) {
         if (rm->char_offset_num_allocated < rm->regs.num_regs) {
-            REALLOC_N(rm->char_offset, struct rmatch_offset, rm->regs.num_regs);
+            SIZED_REALLOC_N(rm->char_offset, struct rmatch_offset, rm->regs.num_regs, rm->char_offset_num_allocated);
             rm->char_offset_num_allocated = rm->regs.num_regs;
         }
         MEMCPY(rm->char_offset, RMATCH_EXT(orig)->char_offset,
diff --git a/scheduler.c b/scheduler.c
index b23ddad41e..c2f370a22a 100644
--- a/scheduler.c
+++ b/scheduler.c
@@ -77,19 +77,6 @@ struct rb_fiber_scheduler_blocking_operation {
     volatile rb_atomic_t status;
 };
 
-static void
-blocking_operation_mark(void *ptr)
-{
-    // No Ruby objects to mark in our struct
-}
-
-static void
-blocking_operation_free(void *ptr)
-{
-    rb_fiber_scheduler_blocking_operation_t *blocking_operation = (rb_fiber_scheduler_blocking_operation_t *)ptr;
-    ruby_xfree(blocking_operation);
-}
-
 static size_t
 blocking_operation_memsize(const void *ptr)
 {
@@ -99,11 +86,11 @@ blocking_operation_memsize(const void *ptr)
 static const rb_data_type_t blocking_operation_data_type = {
     "Fiber::Scheduler::BlockingOperation",
     {
-        blocking_operation_mark,
-        blocking_operation_free,
+        NULL, // nothing to mark
+        RUBY_DEFAULT_FREE,
         blocking_operation_memsize,
     },
-    0, 0, RUBY_TYPED_FREE_IMMEDIATELY | RUBY_TYPED_WB_PROTECTED
+    0, 0, RUBY_TYPED_FREE_IMMEDIATELY | RUBY_TYPED_WB_PROTECTED | RUBY_TYPED_EMBEDDABLE
 };
 
 /*
diff --git a/variable.c b/variable.c
index ce1873560f..dfd1dfc3c4 100644
--- a/variable.c
+++ b/variable.c
@@ -1890,7 +1890,7 @@ rb_ensure_iv_list_size(VALUE obj, uint32_t current_len, uint32_t new_capacity)
     RUBY_ASSERT(!rb_shape_obj_too_complex_p(obj));
 
     if (FL_TEST_RAW(obj, ROBJECT_HEAP)) {
-        REALLOC_N(ROBJECT(obj)->as.heap.fields, VALUE, new_capacity);
+        SIZED_REALLOC_N(ROBJECT(obj)->as.heap.fields, VALUE, new_capacity, current_len);
     }
     else {
         VALUE *ptr = ROBJECT_FIELDS(obj);
-- 
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