asm.js is deprecated (following guidance in HaxeFoundation#987 for wasm)

Joshua Granick · Joshua Granick · commit d9ab559f2521 · 2023-05-26T13:50:22.000-07:00
diff --git a/src/hx/gc/Immix.cpp b/src/hx/gc/Immix.cpp
@@ -108,7 +108,7 @@ static size_t sgMaximumFreeSpace  = 1024*1024*1024;
 #endif
 
 #ifdef EMSCRIPTEN
-#define HXCPP_STACK_UP
+// #define HXCPP_STACK_UP
 #endif
 
 
