commit bash-20190823 snapshot

tests/varenv.right

@@ -159,6 +159,10 @@ inside func1: var=value
 outside 3.0: var=value
 inside func2: var=global
 outside 4.0: var=outside
+foo: hello world
+after foo: var=outside
+bar: hello world
+after bar: var=bar: hello world
 ./varenv13.sub: line 3: `var[0]': not a valid identifier
 ./varenv13.sub: line 3: `var[@]': not a valid identifier
 ./varenv13.sub: line 1: declare: var: not found

tests/varenv12.sub

@@ -131,3 +131,28 @@ func2()
 var=outside
 func2
 echo -n 'outside 4.0: ' ; echo "var=${var-<unset>}"
+
+unset -v var
+unset -f fecho foo bar
+
+fecho() {
+    echo $var
+}
+
+foo() {
+    local var="foo: bye bye"
+    var="foo: hello world" fecho
+}
+
+bar() {
+    var="bar: hello world" fecho
+}
+
+var=global
+var=outside foo
+echo after foo: var=$var
+var=global
+var=outside bar
+echo after bar: var=$var
+
+unset -v var