From 68d606d77388669c791a2f26bc1b33c596e92cf0 Mon Sep 17 00:00:00 2001
From: Araq <rumpf_a@web.de>
Date: Wed, 31 May 2017 14:34:46 +0200
Subject: [PATCH] improve confusing error messages for failed overloading
 resolution when deref of first arg failed

---
 compiler/semcall.nim | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/compiler/semcall.nim b/compiler/semcall.nim
index 4fa4f7f322..881532d575 100644
--- a/compiler/semcall.nim
+++ b/compiler/semcall.nim
@@ -408,7 +408,13 @@ proc semOverloadedCall(c: PContext, n, nOrig: PNode,
     else:
       # get rid of the deref again for a better error message:
       n.sons[1] = n.sons[1].sons[0]
-      notFoundError(c, n, errors)
+      #notFoundError(c, n, errors)
+      if efExplain notin flags:
+        # repeat the overload resolution,
+        # this time enabling all the diagnostic output (this should fail again)
+        discard semOverloadedCall(c, n, nOrig, filter, flags + {efExplain})
+      else:
+        notFoundError(c, n, errors)
   else:
     if efExplain notin flags:
       # repeat the overload resolution,