From afe7005394721b81d32ab5300325c341f99473cf Mon Sep 17 00:00:00 2001
From: Jasper Hugunin
Date: Wed, 30 Sep 2020 19:56:37 -0700
Subject: Fix combining uniform parameters and mutual inductives.

---
 test-suite/bugs/closed/bug_13059.v | 31 +++++++++++++++++++++++++++++++
 1 file changed, 31 insertions(+)
 create mode 100644 test-suite/bugs/closed/bug_13059.v

(limited to 'test-suite')

diff --git a/test-suite/bugs/closed/bug_13059.v b/test-suite/bugs/closed/bug_13059.v
new file mode 100644
index 0000000000..2416e3ad13
--- /dev/null
+++ b/test-suite/bugs/closed/bug_13059.v
@@ -0,0 +1,31 @@
+Set Uniform Inductive Parameters.
+Inductive test (X : Set) : Prop :=
+with test2 (X : Set) : X -> Prop :=
+ | C (x : X) : test2 x.
+
+Require Import List.
+Import ListNotations.
+
+Set Suggest Proof Using.
+Set Primitive Projections.
+
+
+Section Grammar.
+Variable A : Type.
+
+Record grammar : Type := Grammar {
+  gm_nonterm :> Type ;
+  gm_rules :> list (gm_nonterm * list (A + gm_nonterm)) ;
+}.
+
+Set Uniform Inductive Parameters.
+Inductive lang (gm : grammar) : gm -> list A -> Prop :=
+| lang_rule S ps ws : In (S, ps) gm -> lmatch ps ws -> lang S (concat ws)
+with lmatch (gm : grammar) : list (A + gm) -> list (list A) -> Prop :=
+| lmatch_nil : lmatch [] []
+| lmatch_consL ps ws a : lmatch ps ws -> lmatch (inl a :: ps) ([a] :: ws)
+| lmatch_consR ps ws S w :
+    lang S w -> lmatch ps ws -> lmatch (inr S :: ps) (w :: ws)
+.
+
+End Grammar.
-- 
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