Subject: [bug#31386] [PATCH 1/3] gnu: eigen: Include unsupported features.

From: Ricardo Wurmus <[email-masked]>
Date: Tue, 8 May 2018 16:59:07 +0200

* gnu/packages/algebra.scm (eigen)[source]: Do not build the tests for
unsupported features, but include the files.
---
 gnu/packages/algebra.scm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/algebra.scm b/gnu/packages/algebra.scm
index 03a61be47..6daf588cd 100644
--- a/gnu/packages/algebra.scm
+++ b/gnu/packages/algebra.scm
@@ -732,9 +732,10 @@ Sine Transform} (DST) and @dfn{Discrete Hartley Transform} (DHT).")
                ;; but maintainers say it's a known issue and it's unsupported
                ;; anyway, so just skip them.
                '(begin
+                  (substitute* "unsupported/CMakeLists.txt"
+                    (("add_subdirectory\\(test.*")
+                     "# Do not build the tests for unsupported features.\n"))
 		  (substitute* "CMakeLists.txt"
-                    (("add_subdirectory\\(unsupported\\)")
-                     "# Do not build the tests for unsupported features.\n")
                     ;; Work around
                     ;; <http://eigen.tuxfamily.org/bz/show_bug.cgi?id=1114>.
                     (("\"include/eigen3\"")
-- 
2.15.1