01/01: gnu: zpaq: Tune for 'generic-armv7-a' on armhf.

[Efraim Flashner]

efraim pushed a commit to branch master
in repository guix.

commit effd7198b91f85b1bf36ab87392068b3597b6ca8
Author: Efraim Flashner <address@hidden>
Date:   Fri Feb 3 19:17:47 2017 +0200

    gnu: zpaq: Tune for 'generic-armv7-a' on armhf.
    
    * gnu/packages/compression.scm (zpaq)[arguments]: Change the CXXFLAGS so
    on armhf-linux we build with '-mtune=generic-armv7-a' and not 
'-mtune=generic'.
---
 gnu/packages/compression.scm |    9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/gnu/packages/compression.scm b/gnu/packages/compression.scm
index 73a3503..fbbc321 100644
--- a/gnu/packages/compression.scm
+++ b/gnu/packages/compression.scm
@@ -7,7 +7,7 @@
 ;;; Copyright © 2015, 2016 Ricardo Wurmus <address@hidden>
 ;;; Copyright © 2015 Leo Famulari <address@hidden>
 ;;; Copyright © 2015 Jeff Mickey <address@hidden>
-;;; Copyright © 2015, 2016 Efraim Flashner <address@hidden>
+;;; Copyright © 2015, 2016, 2017 Efraim Flashner <address@hidden>
 ;;; Copyright © 2016 Ben Woodcroft <address@hidden>
 ;;; Copyright © 2016 Danny Milosavljevic <address@hidden>
 ;;; Copyright © 2016, 2017 Tobias Geerinckx-Rice <address@hidden>
@@ -1034,11 +1034,12 @@ functionality in a C++ iostream.")
                                (_               " -DNOJIT")))
         ;; These should be safe, lowest-common-denominator instruction sets,
         ;; allowing for some optimisation while remaining reproducible.
-        (string-append "CXXFLAGS=-O3 -mtune=generic -DNDEBUG"
+        (string-append "CXXFLAGS=-O3 -DNDEBUG"
                        ,(match (or (%current-target-system)
                                    (%current-system))
-                               ("x86_64-linux"  " -march=nocona")
-                               ("i686-linux"    " -march=i686")
+                               ("x86_64-linux"  " -march=nocona 
-mtune=generic")
+                               ("i686-linux"    " -march=i686 -mtune=generic")
+                               ("armhf-linux"   " -mtune=generic-armv7-a")
                                (_               "")))
         (string-append "PREFIX="
                        (assoc-ref %outputs "out")))))