TST: fail tests on compiler warnings

juliantaylor · juliantaylor · commit bb4682a091e9 · 2015-07-03T01:26:27.000+02:00
diff --git a/tools/travis-test.sh b/tools/travis-test.sh
@@ -23,7 +23,16 @@ setup_base()
   # install' also has the advantage that it tests that numpy is 'pip
   # install' compatible, see e.g. gh-2766...
 if [ -z "$USE_DEBUG" ]; then
-  $PIP install .
+  if [ -z "$IN_CHROOT" ]; then
+    $PIP install .
+  else
+    sysflags="$($PYTHON -c "from distutils import sysconfig; print (sysconfig.get_config_var('CFLAGS'))")"
+    # windows compilers have this requirement
+    CFLAGS="$sysflags -Werror=declaration-after-statement -Werror=nonnull -Wlogical-op" $PIP install . 2>&1 | tee log
+    grep -v "_configtest" log | grep -vE "ld returned 1|no previously-included files matching" | grep -E "warning\>";
+    # accept a mysterious memset warning that shows with -flto
+    test $(grep -v "_configtest" log | grep -vE "ld returned 1|no previously-included files matching" | grep -E "warning\>" -c) -lt 2;
+  fi
 else
   sysflags="$($PYTHON -c "from distutils import sysconfig; print (sysconfig.get_config_var('CFLAGS'))")"
   # windows compilers have this requirement
@@ -139,7 +148,7 @@ elif [ -n "$USE_CHROOT" ] && [ $# -eq 0 ]; then
   DIR=/chroot
   setup_chroot $DIR
   # run again in chroot with this time testing
-  sudo linux32 chroot $DIR bash -c "cd numpy && PYTHON=python3 PIP=pip3 $0 test"
+  sudo linux32 chroot $DIR bash -c "cd numpy && PYTHON=python3 PIP=pip3 IN_CHROOT=1 $0 test"
 elif [ -n "$USE_BENTO" ] && [ $# -eq 0 ]; then
   setup_bento
   # run again this time testing
