[easytag] Add G_SLICE=debug-blocks to test environment

[David King <davidk src gnome org>]

commit bfde77327544d7b548c9fec113321e13e26d0638
Author: David King <amigadave amigadave com>
Date:   Thu Dec 18 16:35:37 2014 +0000

    Add G_SLICE=debug-blocks to test environment

 Makefile.am |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)
---
diff --git a/Makefile.am b/Makefile.am
index bb81381..9d3ef13 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -372,7 +372,10 @@ tests/test-desktop-file-validate.sh: Makefile tests/.dstamp
                chmod +x $@
 
 # Not automake built-in TESTS_ENVIRONMENT!
-TEST_ENVIRONMENT = MALLOC_CHECK_=2 MALLOC_PERTURB_=$$(($${RANDOM:-256} % 256))
+TEST_ENVIRONMENT = \
+       MALLOC_CHECK_=2 \
+       MALLOC_PERTURB_=$$(($${RANDOM:-256} % 256)) \
+       G_SLICE=debug-blocks
 
 # test: run all tests.
 test: $(check_PROGRAMS)