From f1a02dff580c846698c5ae327b9fb2959f34607c Mon Sep 17 00:00:00 2001
From: Tomasz Dąbrowski <t.dabrowski@rock-hard.eu>
Date: Mon, 25 Sep 2017 16:41:25 +0200
Subject: fix: include\mruby/gc.h(43): warning C4200: nonstandard extension
 used: zero-sized array in struct/union

---
 include/mruby/gc.h | 11 +++++++++++
 1 file changed, 11 insertions(+)

(limited to 'include')

diff --git a/include/mruby/gc.h b/include/mruby/gc.h
index ce214aa56..2a3ff4182 100644
--- a/include/mruby/gc.h
+++ b/include/mruby/gc.h
@@ -33,6 +33,13 @@ typedef enum {
   MRB_GC_STATE_SWEEP
 } mrb_gc_state;
 
+/* Disable MSVC warning "C4200: nonstandard extension used: zero-sized array
+ * in struct/union" when in C++ mode */
+#ifdef _MSC_VER
+#pragma warning(push)
+#pragma warning(disable : 4200)
+#endif
+
 typedef struct mrb_heap_page {
   struct RBasic *freelist;
   struct mrb_heap_page *prev;
@@ -43,6 +50,10 @@ typedef struct mrb_heap_page {
   void *objects[];
 } mrb_heap_page;
 
+#ifdef _MSC_VER
+#pragma warning(pop)
+#endif
+
 typedef struct mrb_gc {
   mrb_heap_page *heaps;                /* heaps for GC */
   mrb_heap_page *sweeps;
-- 
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