1 files changed, 85 insertions, 0 deletions
diff --git a/t/comment5.sh b/t/comment5.sh
new file mode 100755
index 000000000..0c2a4d601
--- /dev/null
+++ b/t/comment5.sh
@@ -0,0 +1,85 @@
+#! /bin/sh
+# Copyright (C) 2002-2012 Free Software Foundation, Inc.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 2, or (at your option)
+# any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+
+# Test for PR/280.
+# (Automake should complain about trailing backslashes in comments.)
+
+. ./defs || Exit 1
+
+cat >> configure.ac <<'EOF'
+AC_OUTPUT
+EOF
+
+cat > Makefile.am << 'EOF'
+all-local:
+	@echo ${var}
+
+# a comment with backslash \
+
+
+var = foo
+EOF
+
+$ACLOCAL
+AUTOMAKE_fails
+grep '^Makefile.am:5: error: blank line following trailing backslash' stderr
+
+
+## Here is a second test because head comments are
+## handled differently in Automake 1.5.
+
+cat > Makefile.am << 'EOF'
+# a comment with backslash \
+
+
+all-local:
+	@echo ${var}
+
+var = foo
+EOF
+
+AUTOMAKE_fails
+grep '^Makefile.am:2: error: blank line following trailing backslash' stderr
+
+
+## Make sure we print an 'included' stack on errors.
+
+echo 'include Makefile.inc'> Makefile.am
+cat > Makefile.inc << 'EOF'
+# a comment with backslash \
+
+EOF
+
+AUTOMAKE_fails
+grep '^Makefile.inc:2: error: blank line following trailing backslash' stderr
+grep '^Makefile.am:1: .*included from here' stderr
+grep -v '^Makefile.am:1: .*error:' stderr
+
+
+## Make sure backslashes are still allowed within a comment.
+## This usually happens when commenting out a Makefile rule.
+
+cat > Makefile.am << 'EOF'
+all-local:
+	@echo ${var}
+
+# a comment with backslash \
+# but terminated by a line without backslash
+
+var = foo
+EOF
+
+$AUTOMAKE