fixed build errors ande

Author: ProgrammerKR

compile.bat

@@ -1,5 +1,5 @@
 @echo off
-clang -o proxpl.exe -Iinclude -Isrc -D_CRT_SECURE_NO_WARNINGS -DPROX_STATIC -DDEBUG_SUBSTR -DDEBUG_PROPERTY_ACCESS ^
+clang -o proxpl.exe -Iinclude -Isrc -D_CRT_SECURE_NO_WARNINGS -DPROX_STATIC ^
  src/main.c ^
  src/compiler/lexer/scanner.c ^
  src/compiler/parser/ast.c ^

proxpl.exp

@@ -29,6 +29,11 @@ VM vm;
 static void resetStack(VM *pvm) {
   pvm->stackTop = pvm->stack;
   pvm->frameCount = 0;
+  // CRITICAL FIX: Initialize stack to prevent reading uninitialized memory
+  // Without this, NaN-boxed Values can have corrupted type tags from random bits
+  for (int i = 0; i < STACK_MAX; i++) {
+    pvm->stack[i] = NIL_VAL;
+  }
 }
 
 void initVM(VM *pvm) {