1 files changed, 48 insertions, 0 deletions
diff --git a/test-suite/success/specialize.v b/test-suite/success/specialize.v
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+
+Goal forall a b c : nat,  a = b -> b = c -> forall d, a+d=c+d.
+intros.
+
+(* "compatibility" mode: specializing a global name 
+   means a kind of generalize *)
+
+specialize trans_equal. intros _.
+specialize trans_equal with (1:=H)(2:=H0). intros _.
+specialize trans_equal with (x:=a)(y:=b)(z:=c). intros _.
+specialize trans_equal with (1:=H)(z:=c). intros _.
+specialize trans_equal with nat a b c. intros _.
+specialize (@trans_equal nat). intros _.
+specialize (@trans_equal _ a b c). intros _.
+specialize (trans_equal (x:=a)). intros _.
+specialize (trans_equal (x:=a)(y:=b)). intros _.
+specialize (trans_equal H H0). intros _.
+specialize (trans_equal H0 (z:=b)). intros _.
+
+(* local "in place" specialization *)
+assert (Eq:=trans_equal).
+
+specialize Eq.
+specialize Eq with (1:=H)(2:=H0). Undo.
+specialize Eq with (x:=a)(y:=b)(z:=c). Undo.
+specialize Eq with (1:=H)(z:=c). Undo.
+specialize Eq with nat a b c. Undo.
+specialize (Eq nat). Undo.
+specialize (Eq _ a b c). Undo.
+(* no implicit argument for Eq, hence no (Eq (x:=a)) *)
+specialize (Eq _ _ _ _ H H0). Undo.
+specialize (Eq _ _ _ b H0). Undo.
+
+(*
+(** strange behavior to inspect more precisely *)
+
+(* 1) proof aspect : let H:= ... in (fun H => ..) H
+    presque ok... *)
+
+(* 2) echoue moins lorsque zero premise de mangé *)
+specialize trans_equal with (1:=Eq).  (* mal typé !! *)
+
+(* 3) *)
+specialize trans_equal with _ a b c. intros _.
+(* Anomaly: Evar ?88 was not declared. Please report. *)
+*)
+
+Abort.
+\ No newline at end of file