From dfe4e980ea8366e5566dfbdfde7b635f4dce68fd Mon Sep 17 00:00:00 2001
From: "Tomoki, Karatsu" <49965247+t-karatsu@users.noreply.github.com>
Date: Tue, 24 Mar 2020 17:56:39 +0900
Subject: py-onnx: remove_dllexport_decl. (#15648)

---
 var/spack/repos/builtin/packages/py-onnx/package.py           |  3 +++
 .../builtin/packages/py-onnx/remove_dllexport_decl.patch      | 11 +++++++++++
 2 files changed, 14 insertions(+)
 create mode 100644 var/spack/repos/builtin/packages/py-onnx/remove_dllexport_decl.patch

diff --git a/var/spack/repos/builtin/packages/py-onnx/package.py b/var/spack/repos/builtin/packages/py-onnx/package.py
index fd6d6b0b6d..c6401d8b00 100644
--- a/var/spack/repos/builtin/packages/py-onnx/package.py
+++ b/var/spack/repos/builtin/packages/py-onnx/package.py
@@ -28,3 +28,6 @@ class PyOnnx(PythonPackage):
     depends_on('py-six', type=('build', 'run'))
     depends_on('py-typing@3.6.4:', type=('build', 'run'))
     depends_on('py-typing-extensions@3.6.4:', type=('build', 'run'))
+
+    # 'python_out' does not recognize dllexport_decl.
+    patch('remove_dllexport_decl.patch', when='@:1.6.0')
diff --git a/var/spack/repos/builtin/packages/py-onnx/remove_dllexport_decl.patch b/var/spack/repos/builtin/packages/py-onnx/remove_dllexport_decl.patch
new file mode 100644
index 0000000000..ede1fe66f2
--- /dev/null
+++ b/var/spack/repos/builtin/packages/py-onnx/remove_dllexport_decl.patch
@@ -0,0 +1,11 @@
+--- spack-src/CMakeLists.txt.org	2020-03-24 14:01:58.856142450 +0900
++++ spack-src/CMakeLists.txt	2020-03-24 14:01:05.715872685 +0900
+@@ -204,7 +204,7 @@
+         ${ONNX_DLLEXPORT_STR}${CMAKE_CURRENT_BINARY_DIR})
+     if(BUILD_ONNX_PYTHON)
+       list(APPEND PROTOC_ARGS --python_out
+-                  ${ONNX_DLLEXPORT_STR}${CMAKE_CURRENT_BINARY_DIR})
++                  ${CMAKE_CURRENT_BINARY_DIR})
+       if(ONNX_GEN_PB_TYPE_STUBS)
+         # Haven't figured out how to generate mypy stubs on Windows yet
+         if(NOT WIN32)
-- 
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