gnu: Fix pre-2.7.0 qemu builds.

This is a follow-up to 43bec6d0.

* gnu/packages/debug.scm (qemu-2.3.0),
gnu/packages/grub.scm (qemu-for-tests)[arguments]: Remove the
'disable-test-qga phase.

1 files changed, 4 insertions, 1 deletions

diff --git a/gnu/packages/debug.scm b/gnu/packages/debug.scm
index 9da8885fb34..82a8090d0c0 100644
--- a/gnu/packages/debug.scm
+++ b/gnu/packages/debug.scm
@@ -161,7 +161,10 @@ tools that process C/C++ code.")
      ;; XXX: Disable tests because of GTester's rejection of duplicate test
      ;; names, which wasn't addressed in this version of QEMU.
      `(#:tests? #f
-       ,@(package-arguments qemu-minimal)))))
+       ,@(substitute-keyword-arguments (package-arguments qemu-minimal)
+           ((#:phases phases)
+            ;; We disable the tests so we skip the phase disabling the qga test.
+            `(modify-phases ,phases (delete 'disable-test-qga))))))))
 
 (define-public american-fuzzy-lop
   (let ((machine (match (or (%current-target-system)