04/05: gnu: qtbase: Update configure flags.

[Efraim Flashner]

efraim pushed a commit to branch master
in repository guix.

commit 4e825e2da39fb484fccff8d86e75d1bc0a13a1e2
Author: Efraim Flashner <address@hidden>
Date:   Thu May 18 09:55:28 2017 +0300

    gnu: qtbase: Update configure flags.
    
    * gnu/packages/qt.scm (qtbase)[arguments]: Change the configure flags to
    not use the precompiled headers. Enable x86_64 special hardware
    instructions which have runtime detection.
---
 gnu/packages/qt.scm | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/gnu/packages/qt.scm b/gnu/packages/qt.scm
index 46fbb03..8056756 100644
--- a/gnu/packages/qt.scm
+++ b/gnu/packages/qt.scm
@@ -468,19 +468,15 @@ developers using C++ or QML, a CSS & JavaScript like 
language.")
                        "-openssl-linked"
                        ;; explicitly link with dbus instead of dlopening it
                        "-dbus-linked"
-                       ;; drop special machine instructions not supported
-                       ;; on all instances of the target
+                       ;; don't use the precompiled headers
+                       "-no-pch"
+                       ;; drop special machine instructions that do not have
+                       ;; runtime detection
                        ,@(if (string-prefix? "x86_64"
                                              (or (%current-target-system)
                                                  (%current-system)))
                              '()
                              '("-no-sse2"))
-                       "-no-sse3"
-                       "-no-ssse3"
-                       "-no-sse4.1"
-                       "-no-sse4.2"
-                       "-no-avx"
-                       "-no-avx2"
                        "-no-mips_dsp"
                        "-no-mips_dspr2")))))
          (add-after 'install 'patch-qt_config.prf