commit bash-20151211 snapshot

tests/varenv.right

@@ -83,6 +83,14 @@ outside: outside
 local: unset1 unset2
 abc
 abc
+:1
+:2
+after: ----
+global:1
+global:2
+after: --global--
+after: ----
+x = :1:2
 a=z
 a=b
 a=z

tests/varenv.sh

@@ -217,5 +217,9 @@ ${THIS_SH} ./varenv6.sub
 # variable declaration problems with arrays and readonly local variables
 ${THIS_SH} ./varenv7.sub
 
+# variable visibility problems with process substitution subshells in
+# redirections
+${THIS_SH} ./varenv8.sub
+
 # make sure variable scoping is done right
 tt() { typeset a=b;echo a=$a; };a=z;echo a=$a;tt;echo a=$a

tests/varenv8.sub

@@ -0,0 +1,14 @@
+FOO=bar cat  < <(echo $FOO:1; echo $FOO:2)
+echo after: --${FOO}--
+
+unset FOO
+FOO=global
+
+FOO=bar cat  < <(echo $FOO:1; echo $FOO:2)
+echo after: --${FOO}--
+
+unset FOO
+FOO=bar read x  < <(echo -n $FOO:1; echo $FOO:2)
+echo after: --${FOO}--
+echo x = $x
+