BUG: Attempt to fix sparc segfault (numpygh-2668)

mwiebe · certik · commit c25886d0c0f1 · 2012-12-13T20:12:50.000-08:00
diff --git a/numpy/core/src/multiarray/dtype_transfer.c b/numpy/core/src/multiarray/dtype_transfer.c
@@ -3582,6 +3582,13 @@ PyArray_GetDTypeTransferFunction(int aligned,
                     PyArray_ISNBO(dst_dtype->byteorder)) {
 
         if (PyArray_EquivTypenums(src_type_num, dst_type_num)) {
+            /*
+             * For complex numbers, the alignment is smaller than the
+             * type size, so we turn off the aligned flag then.
+             */
+            if (src_dtype->kind == 'c' || dst_dtype->kind == 'c') {
+                aligned = 0;
+            }
             *out_stransfer = PyArray_GetStridedCopyFn(aligned,
                                         src_stride, dst_stride,
                                         src_itemsize);
@@ -3678,6 +3685,13 @@ PyArray_GetDTypeTransferFunction(int aligned,
         /* This is a straight copy */
         if (src_itemsize == 1 || PyArray_ISNBO(src_dtype->byteorder) ==
                                  PyArray_ISNBO(dst_dtype->byteorder)) {
+            /*
+             * For complex numbers, the alignment is smaller than the
+             * type size, so we turn off the aligned flag then.
+             */
+            if (src_dtype->kind == 'c' || dst_dtype->kind == 'c') {
+                aligned = 0;
+            }
             *out_stransfer = PyArray_GetStridedCopyFn(aligned,
                                         src_stride, dst_stride,
                                         src_itemsize);
