allow either <[]> or <{}> at the type level

[ghc-hetmet.git] / compiler / hetmet

diff --git a/compiler/hetmet b/compiler/hetmet
index 025c2de..15997af 160000 (submodule)
--- a/compiler/hetmet
+++ b/compiler/hetmet
@@ -1 +1 @@
-Subproject commit 025c2de2effdd7177ca875998b65f51236c8c7c6
+Subproject commit 15997af66c1c4e0202a9fbed37af35fa67187aea