21/53: gnu: Add ghc-call-stack-boot.

[Ricardo Wurmus]

rekado pushed a commit to branch master
in repository guix.

commit e42e9024c1528deca9daa86482ac1a5c322e5cd2
Author: Ricardo Wurmus <address@hidden>
Date:   Wed Aug 15 11:25:25 2018 +0200

    gnu: Add ghc-call-stack-boot.
    
    * gnu/packages/haskell.scm (ghc-call-stack-boot): New variable.
---
 gnu/packages/haskell.scm | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/gnu/packages/haskell.scm b/gnu/packages/haskell.scm
index b3aff4b..b53ab28 100644
--- a/gnu/packages/haskell.scm
+++ b/gnu/packages/haskell.scm
@@ -4455,6 +4455,14 @@ forms of the Yoneda lemma, and (co)density (co)monads 
for Haskell.")
 call stacks with different versions of the compiler.")
     (license license:expat)))
 
+;; This is used as an input to ghc-hunit.  We cannot use ghc-call-stack there,
+;; because it depends on ghc-nanospec, which depends on ghc-hunit.
+(define-public ghc-call-stack-boot
+  (package
+    (inherit ghc-call-stack)
+    (arguments '(#:tests? #f))
+    (inputs '())))
+
 (define-public ghc-statevar
   (package
     (name "ghc-statevar")