cython: upgrade to 0.20

build/pkgs/cython/SPKG.txt

@@ -28,53 +28,3 @@ Apache License, Version 2.0
 
 == Dependencies ==
  * Python
-
-== Changelog ==
-
-=== cython-0.19.1.p0 (R. Andrew Ohana, 11 May 2013, #14570) ===
- * Add build_dir.patch
-
-=== cython-0.19.1 (R. Andrew Ohana, 11 May 2013, #14569) ===
- * Upgrade Cython 0.19.1
- * Remove deps.patch and restrict.patch
-
-=== cython-0.19.p1 (Robert Bradshaw, 7 May 2013, #14544) ===
- * Add deps.patch.
-
-=== cython-0.19.p0 (Jeroen Demeyer, 19 April 2013, #14452) ===
- * Upgrade Cython to 0.19
- * Add restrict.patch.
-
-=== cython-0.17.4 (Robert Bradshaw, 4 January 2013, #13896) ===
- * Upgrade Cython 0.17.4
-
-=== cython-0.17.3 (Volker Braun, 14 December 2012, #13832) ===
- * Upgrade Cython 0.17.3
-
-=== cython-0.17.2 (Volker Braun, 21 November 2012, #13740) ===
- * Upgrade Cython 0.17.2
-
-=== cython-0.17pre (Robert Bradshaw, 25 June 2012, #13029) ===
- * Upgrade Cython to 0.17 prerelease.
-
-=== cython-0.15.1 (Robert Bradshaw, 3 October 2011, #11761) ===
- * Upgrade Cython to 0.15.1
-
-=== cython-0.14.1.p3 (Robert Bradshaw, 1 March 2011, #10493) ===
- * Upgrade Cython to 0.14.1
- * Disable (broken) temp arg assignments.
-
-=== cython-0.13.p1 (Robert Bradshaw, 1 October 2010) ===
- * Removed __getattr__ hack (upstreamed).
-
-=== cython-0.13.p0 (Robert Bradshaw, 16 September 2010) ===
- * New upstream release.
- * Add a patch to speed up __getattr__().
- * Minor clean-up in spkg-install.
- * SPKG.txt reformatted to 80 columns; Changelog section added.
-
-=== cython-0.12.1 ===
-
-See Mercurial repository for a few changes previously made; most of the rest is
-"lost".
-

build/pkgs/cython/checksums.ini

@@ -1,4 +1,4 @@
-tarball=cython-VERSION.tar.bz2
-sha1=9728545db586559ff736a18183c57e419ad18b4a
-md5=7838eac2e779d60fe4eefab920f54f31
-cksum=650483743
+tarball=Cython-VERSION.tar.gz
+sha1=fb22442bd23acb26b6a803bad0dd6746cbb602f3
+md5=6563dad21e2b5e31f9f7262a60dd0550
+cksum=988879217

build/pkgs/cython/package-version.txt

@@ -1 +1 @@
-0.19.1.p0
+0.20.p0

build/pkgs/cython/patches/01-revert_list_mul.patch

@@ -0,0 +1,42 @@
+diff --git a/Cython/Compiler/Optimize.py b/Cython/Compiler/Optimize.py
+index cefcef4..f1a55e2 100644
+--- a/Cython/Compiler/Optimize.py
++++ b/Cython/Compiler/Optimize.py
+@@ -3378,22 +3378,25 @@ class ConstantFolding(Visitor.VisitorTransform, SkipDeclarations):
+         return new_node
+
+     def visit_MulNode(self, node):
+-        self._calculate_const(node)
+         if isinstance(node.operand1, (ExprNodes.ListNode, ExprNodes.TupleNode)):
+-            return self._calculate_constant_seq(node.operand1, node.operand2)
++            sequence_node = node.operand1
++            factor = node.operand2
++            self._calculate_const(factor)
++            if factor.constant_result != 1 and sequence_node.args:
++                sequence_node.mult_factor = factor
++            self.visitchildren(sequence_node)
++            return sequence_node
+         if isinstance(node.operand1, ExprNodes.IntNode) and \
+-                isinstance(node.operand2, (ExprNodes.ListNode, ExprNodes.TupleNode)):
+-            return self._calculate_constant_seq(node.operand2, node.operand1)
++               isinstance(node.operand2, (ExprNodes.ListNode, ExprNodes.TupleNode)):
++            sequence_node = node.operand2
++            factor = node.operand1
++            self._calculate_const(factor)
++            if factor.constant_result != 1 and sequence_node.args:
++                sequence_node.mult_factor = factor
++            self.visitchildren(sequence_node)
++            return sequence_node
+         return self.visit_BinopNode(node)
+
+-    def _calculate_constant_seq(self, sequence_node, factor):
+-        if factor.constant_result != 1 and sequence_node.args:
+-            if isinstance(factor.constant_result, (int, long)) and factor.constant_result <= 0:
+-                del sequence_node.args[:]
+-                factor = None
+-            sequence_node.mult_factor = factor
+-        return sequence_node
+-
+     def visit_PrimaryCmpNode(self, node):
+         # calculate constant partial results in the comparison cascade
+         self.visitchildren(node, ['operand1'])