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-rw-r--r--gnu/packages/qt.scm11
1 files changed, 10 insertions, 1 deletions
diff --git a/gnu/packages/qt.scm b/gnu/packages/qt.scm
index c4407fea29..2b8b5923aa 100644
--- a/gnu/packages/qt.scm
+++ b/gnu/packages/qt.scm
@@ -10,6 +10,7 @@
 ;;; Copyright © 2017, 2018 Tobias Geerinckx-Rice <me@tobias.gr>
 ;;; Copyright © 2018 Nicolas Goaziou <mail@nicolasgoaziou.fr>
 ;;; Copyright © 2018 Hartmut Goebel <h.goebel@crazy-compilers.com>
+;;; Copyright © 2018 Eric Bavier <bavier@member.fsf.org>
 ;;;
 ;;; This file is part of GNU Guix.
 ;;;
@@ -2171,7 +2172,15 @@ different kinds of sliders, and much more.")
        #:configure-flags (list ;"-DENABLE_API_TESTS=TRUE"
                                "-DPORT=Qt"
                                "-DUSE_LIBHYPHEN=OFF"
-                               "-DUSE_SYSTEM_MALLOC=ON")))
+                               "-DUSE_SYSTEM_MALLOC=ON"
+                               ;; XXX: relative dir installs to build dir?
+                               (string-append "-DECM_MKSPECS_INSTALL_DIR="
+                                              %output "/lib/qt5/mkspecs/modules")
+                               ;; Sacrifice a little speed in order to link
+                               ;; libraries and test executables in a
+                               ;; reasonable amount of memory.
+                               "-DCMAKE_SHARED_LINKER_FLAGS=-Wl,--no-keep-memory"
+                               "-DCMAKE_EXE_LINKER_FLAGS=-Wl,--no-keep-memory")))
     (home-page "https://www.webkit.org")
     (synopsis "Web browser engine and classes to render and interact with web
 content")