Travis CI configuration: test also pointer backtracing

(Cherry-pick commits 3130765, b475ea9 from 'master' branch.)

diff --git a/.travis.yml b/.travis.yml
index d3bb6592b1e2dc5f045488ce58a2c52f83a5aa6d..b0fffe10415c7c6c38fd044fdd50fe2e8533bad5 100644 (file)
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,11 +11,14 @@ compiler:
 env:
   - CFLAGS_EXTRA_M=
   - CFLAGS_EXTRA_M=-m32
+  - CONF_GC_DEBUG=--enable-gc-debug
 
 matrix:
   exclude:
   - os: osx
     compiler: gcc
+  - compiler: clang
+    env: CONF_GC_DEBUG=--enable-gc-debug
 
 sudo: required
 
@@ -31,5 +34,5 @@ install:
   - ./autogen.sh
 
 script:
-  - ./configure $CONF_CPP --enable-munmap
+  - ./configure $CONF_CPP $CONF_GC_DEBUG --enable-munmap
   - make -j check CFLAGS_EXTRA="$CFLAGS_EXTRA_M"