From 3bc492ec69140c91314e98a5465e3a4d7253d5d6 Mon Sep 17 00:00:00 2001
From: Krasimir Angelov <kr.angelov@gmail.com>
Date: Wed, 25 Jan 2023 20:20:32 +0100
Subject: [PATCH] use alloca for compatibility with VC++

---
 src/runtime/python/ffi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/runtime/python/ffi.c b/src/runtime/python/ffi.c
index 3c8115127..8b3884ae3 100644
--- a/src/runtime/python/ffi.c
+++ b/src/runtime/python/ffi.c
@@ -631,7 +631,7 @@ match_type(PgfMarshaller *this, PgfUnmarshaller *u, PgfType ty)
     }
 
     Py_ssize_t n_exprs = PySequence_Size(type->exprs);
-    PgfExpr exprs[n_exprs];
+    PgfExpr *exprs = (PgfExpr *) alloca(n_exprs*sizeof(PgfExpr));
     for (Py_ssize_t i = 0; i < n_exprs; i++) {
         exprs[i] = (PgfExpr)PySequence_ITEM(type->exprs, i);
     }