From 86f914e7aa7214d049356d17bd8ad85a28eb32ce Mon Sep 17 00:00:00 2001
From: Kaz Kylheku <kaz@kylheku.com>
Date: Sat, 8 Feb 2020 22:59:10 -0800
Subject: ffi: varray: g++ signed/unsigned warning.

* ffi.c (ffi_varray_alloc): Add cast to this conversion. The
idea here is we are checking for truncation when cnum is
converted to size_t.
---
 ffi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ffi.c b/ffi.c
index ae479e98..5b59e281 100644
--- a/ffi.c
+++ b/ffi.c
@@ -436,7 +436,7 @@ static mem_t *ffi_varray_alloc(struct txr_ffi_type *tft, val obj, val self)
 {
   cnum dynsize = ffi_varray_dynsize(tft, obj, self);
   size_t size = dynsize;
-  if (size != dynsize)
+  if ((cnum) size != dynsize)
     uw_throwf(error_s, lit("~a: array too large"), self,  nao);
   return chk_calloc(size, 1);
 }
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