From 5ba1940251836645eb6a21d573a0d0763f5cf4c9 Mon Sep 17 00:00:00 2001
From: Dag Sverre Seljebotn <dagss@student.matnat.uio.no>
Date: Sun, 19 Apr 2009 23:06:10 +0200
Subject: [PATCH] Buffer: Always do item size check

---
 Cython/Compiler/Buffer.py | 11 +++++------
 1 file changed, 5 insertions(+), 6 deletions(-)

diff --git a/Cython/Compiler/Buffer.py b/Cython/Compiler/Buffer.py
index 7934ea34..2d72c56f 100644
--- a/Cython/Compiler/Buffer.py
+++ b/Cython/Compiler/Buffer.py
@@ -670,6 +670,11 @@ def get_getbuffer_code(dtype, code):
             __Pyx_BufferNdimError(buf, nd);
             goto fail;
           }
+          if (buf->itemsize != sizeof(%(dtype_cname)s)) {
+            PyErr_SetString(PyExc_ValueError,
+              "Item size of buffer does not match size of %(dtype)s.");
+            goto fail;
+          }
           if (!cast) {
             ts = buf->format;
             ts = __Pyx_ConsumeWhitespace(ts);
@@ -684,12 +689,6 @@ def get_getbuffer_code(dtype, code):
                 __Pyx_DescribeTokenInFormatString(ts));
               goto fail;
             }
-          } else {
-            if (buf->itemsize != sizeof(%(dtype_cname)s)) {
-              PyErr_SetString(PyExc_ValueError,
-                "Attempted cast of buffer to datatype of different size.");
-              goto fail;
-            }
           }
           if (buf->suboffsets == NULL) buf->suboffsets = __Pyx_minusones;
           return 0;
-- 
2.26.2