From 44e8559d39c388c40eafd56cb38adf6913255a4a Mon Sep 17 00:00:00 2001
From: Eric Bavier <bavier@member.fsf.org>
Date: Mon, 29 Aug 2016 17:19:24 -0500
Subject: gnu: llvm: propagate zlib input.

* gnu/packages/llvm.scm (llvm)[inputs]: Move zlib from here...
[ppropagated]: ...to here.
---
 gnu/packages/llvm.scm | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/llvm.scm b/gnu/packages/llvm.scm
index c380eba122..aa3d65bf63 100644
--- a/gnu/packages/llvm.scm
+++ b/gnu/packages/llvm.scm
@@ -52,8 +52,9 @@
      `(("python" ,python-2) ;bytes->str conversion in clang>=3.7 needs python-2
        ("perl"   ,perl)))
     (inputs
-     `(("libffi" ,libffi)
-       ("zlib" ,zlib)))
+     `(("libffi" ,libffi)))
+    (propagated-inputs
+     `(("zlib" ,zlib)))                 ;to use output from llvm-config
     (arguments
      `(#:configure-flags '("-DCMAKE_SKIP_BUILD_RPATH=FALSE"
                            "-DCMAKE_BUILD_WITH_INSTALL_RPATH=FALSE"
-- 
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