Context

• Operating System & Odin Version:
  Odin: dev-2025-11-nightly:e5153a9
  OS: Windows 10 version: 20H2
  CPU: Intel(R) Core(TM) i7-6500U CPU @ 2.50GHz
  RAM: 8029 MiB
  Backend: LLVM 20.1.0

Expected Behavior

Report AddressSanitizer: bad-free.

Current Behavior

Crash! But it's ok on Linux, and the C++ program also is detected on windows by llvm-mingw.

Failure Information (for bugs)

>free-local
freeing ..

>echo %errorlevel%
-1073740940

Steps to Reproduce

1. Compiling

>odin build free-local.odin -file -debug -sanitize:address

2. Executing

>free-local
freeing ..

3. The errorlevel

>echo %errorlevel%
-1073740940

Failure Logs

free-local.odin

package main

import "core:fmt"

main :: proc() {
    i := 10
    p := &i
    p^ = 20
    
    fmt.println("freeing ..")
    free(p)
    fmt.println("freed!")
}