From 64d842d2ef92c00cb1a9b7d37aa868039aa48f91 Mon Sep 17 00:00:00 2001
From: Calvin Rose <calsrose@gmail.com>
Date: Sat, 8 Dec 2018 17:40:05 -0500
Subject: [PATCH] Update build script, remove windows build issues.

---
 build_win.bat    | 1 +
 src/core/marsh.c | 2 +-
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/build_win.bat b/build_win.bat
index d198e8c0..c0168c50 100644
--- a/build_win.bat
+++ b/build_win.bat
@@ -99,6 +99,7 @@ copy README.md dist\README.md
 copy janet.lib dist\janet.lib
 copy janet.exp dist\janet.exp
 copy src\include\janet\janet.h dist\janet.h
+exit /b 0
 
 :TESTFAIL
 @echo.
diff --git a/src/core/marsh.c b/src/core/marsh.c
index 17d7d1e5..4b794e92 100644
--- a/src/core/marsh.c
+++ b/src/core/marsh.c
@@ -265,7 +265,7 @@ static void marshal_one_fiber(MarshalState *st, JanetFiber *fiber, int flags) {
         if (!frame->func) longjmp(st->err, MR_C_STACKFRAME);
         pushint(st, frame->flags);
         pushint(st, frame->prevframe);
-        int32_t pcdiff = frame->pc - frame->func->def->bytecode;
+        int32_t pcdiff = (int32_t)(frame->pc - frame->func->def->bytecode);
         pushint(st, pcdiff);
         marshal_one(st, janet_wrap_function(frame->func), flags + 1);
         if (frame->env) marshal_one_env(st, frame->env, flags + 1);