Travis CI: Test with explicit -D GC_DEBUG

diff --git a/.travis.yml b/.travis.yml
index df161829b8f8fec5c67cec7b6f222745b69c3203..fb594c98709b55e09ba6a741a2ff2fafb850ba5a 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -85,7 +85,7 @@ matrix:
   - os: linux
     compiler: gcc
     env:
-    - CFLAGS_EXTRA="-D DEBUG_ADD_DEL_ROOTS -D DEBUG_THREADS -D GC_LOG_TO_FILE_ALWAYS"
+    - CFLAGS_EXTRA="-D DEBUG_ADD_DEL_ROOTS -D DEBUG_THREADS -D GC_DEBUG -D GC_LOG_TO_FILE_ALWAYS"
     - CONF_OPTIONS="--enable-cplusplus"
   - os: linux
     compiler: gcc