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https://github.com/scipy/scipy/commit/5b3a3b440525aa5038e2cead1f9b4f23a610cd9f
From: serge-sans-paille <serge.guelton@telecom-bretagne.eu>
Date: Sun, 18 Jul 2021 11:14:29 +0200
Subject: [PATCH] Extra pythran annotation for i686 support
Bug spotted on Fedora, see https://src.fedoraproject.org/rpms/scipy/pull-request/22
The `int[::]` annotation is used to accept non-contiguous views.
--- a/scipy/optimize/_group_columns.py
+++ b/scipy/optimize/_group_columns.py
@@ -54,6 +54,8 @@ def group_dense(m, n, A):
#pythran export group_sparse(int, int, intc[], intc[])
#pythran export group_sparse(int, int, int[], int[])
+#pythran export group_sparse(int, int, intc[::], intc[::])
+#pythran export group_sparse(int, int, int[::], int[::])
def group_sparse(m, n, indices, indptr):
groups = -np.ones(n, dtype=np.intp)
current_group = 0
--- a/scipy/signal/_max_len_seq_inner.py
+++ b/scipy/signal/_max_len_seq_inner.py
@@ -4,6 +4,7 @@
import numpy as np
#pythran export _max_len_seq_inner(intp[], int8[], int, int, int8[])
+#pythran export _max_len_seq_inner(int[], int8[], int, int, int8[])
# Fast inner loop of max_len_seq.
def _max_len_seq_inner(taps, state, nbits, length, seq):
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