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authorGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-04-27 17:33:51 +0200
committerGravatar Pierre-Marie Pédrot <pierre-marie.pedrot@inria.fr>2017-04-27 17:35:08 +0200
commit746066172b8ed508886feb20cee239920ca7a4c7 (patch)
tree7e140fd900081fa8bdd6cbad8032a85bd5b67b5d /test-suite
parentcb635eab423cde23757725593ffdfb98f4016881 (diff)
Test for bug #5193: Uncaught exception Class_tactics.Search.ReachedLimitEx.
Diffstat (limited to 'test-suite')
-rw-r--r--test-suite/bugs/closed/5193.v14
1 files changed, 14 insertions, 0 deletions
diff --git a/test-suite/bugs/closed/5193.v b/test-suite/bugs/closed/5193.v
new file mode 100644
index 000000000..cc8739afe
--- /dev/null
+++ b/test-suite/bugs/closed/5193.v
@@ -0,0 +1,14 @@
+Class Eqdec A := eqdec : forall a b : A, {a=b}+{a<>b}.
+
+Typeclasses eauto := debug.
+Set Typeclasses Debug Verbosity 2.
+
+Inductive Finx(n : nat) : Set :=
+| Fx1(i : nat)(e : n = S i)
+| FxS(i : nat)(f : Finx i)(e : n = S i).
+
+Context `{Finx_eqdec : forall n, Eqdec (Finx n)}.
+
+Goal {x : Type & Eqdec x}.
+ eexists.
+ try typeclasses eauto 1 with typeclass_instances.