Fix combination of HERE document and |&.

A missing flag setting up the HERE document mean that the size
of the wordcode needed to append the 2>&1 was counted incorrectly,
so the resulting wordcode was garbled.

Add test.

1 files changed, 15 insertions, 0 deletions

diff --git a/Test/A04redirect.ztst b/Test/A04redirect.ztst
index d7fe22fb0..a5de552c1 100644
--- a/Test/A04redirect.ztst
+++ b/Test/A04redirect.ztst
@@ -586,3 +586,18 @@
 >x
 >bar
 >y
+
+  fn-here-pipe() {
+    cat <<-HERE |& cat
+	FOO
+	HERE
+  }
+  fn-here-pipe
+  which fn-here-pipe
+0:Combination of HERE-document and |&
+>FOO
+>fn-here-pipe () {
+>	cat <<HERE 2>&1 | cat
+>FOO
+>HERE
+>}