From 784a77bdffea872f7650b755d2909aeb088aa7d7 Mon Sep 17 00:00:00 2001
From: Ryan Fleury <ryan.j.fleury@gmail.com>
Date: Tue, 6 Aug 2024 07:15:03 -0700
Subject: [PATCH] be a bit more forgiving in eval interpreter, to allow for
 graceful type (and thus empty bytecode) evaluation

---
 src/eval2/eval2.c        |  7 +------
 src/mule/mule_module.cpp | 10 ++++++++++
 2 files changed, 11 insertions(+), 6 deletions(-)

diff --git a/src/eval2/eval2.c b/src/eval2/eval2.c
index f3c22087..0c320211 100644
--- a/src/eval2/eval2.c
+++ b/src/eval2/eval2.c
@@ -5349,15 +5349,10 @@ e_interpret(String8 bytecode)
   }
   done:;
   
-  if(stack_count == 1)
+  if(stack_count >= 1)
   {
     result.value = stack[0];
   }
-  else if(result.code == E_InterpretationCode_Good)
-  {
-    result.code = E_InterpretationCode_MalformedBytecode;
-  }
-  
   scratch_end(scratch);
   return result;
 }
diff --git a/src/mule/mule_module.cpp b/src/mule/mule_module.cpp
index fcfa305c..acaad465 100644
--- a/src/mule/mule_module.cpp
+++ b/src/mule/mule_module.cpp
@@ -13,6 +13,15 @@
 # define thread_var __thread
 #endif
 
+typedef struct OnlyInModule OnlyInModule;
+struct OnlyInModule
+{
+  int x;
+  int y;
+  int z;
+  char *name;
+};
+
 typedef struct Basics Basics;
 struct Basics
 {
@@ -37,6 +46,7 @@ dll_type_eval_tests(void)
 {
   Basics basics1 = {1, 2, 3, 4};
   Basics basics2 = {4, 5, 6, 7};
+  OnlyInModule only_in_module = {123, 456, 789, "this type is only in the module!"};
   int x = 0;
   (void)x;
 }