3 files changed, 22 insertions, 3 deletions
diff --git a/src/compiler/scala/tools/nsc/Reporting.scala b/src/compiler/scala/tools/nsc/Reporting.scala
index b164f395fe..6ae5ec3c1d 100644
--- a/src/compiler/scala/tools/nsc/Reporting.scala
+++ b/src/compiler/scala/tools/nsc/Reporting.scala
@@ -32,14 +32,17 @@ trait Reporting extends scala.reflect.internal.Reporting { self: ast.Positions w
       def warn(pos: Position, msg: String) =
         if (option) reporter.warning(pos, msg)
         else if (!(warnings contains pos)) warnings += ((pos, msg))
-      def summarize() =
-        if (warnings.nonEmpty && (option.isDefault || settings.fatalWarnings)) {
+      def summarize() = {
+        def turnedOff = option.isSetByUser && !option
+        def moreInfos = option.isDefault || settings.fatalWarnings
+        if (warnings.nonEmpty && !turnedOff && moreInfos) {
           val numWarnings  = warnings.size
           val warningVerb  = if (numWarnings == 1) "was" else "were"
           val warningCount = countElementsAsString(numWarnings, s"$what warning")
 
           reporter.warning(NoPosition, s"there $warningVerb $warningCount; re-run with ${option.name} for details")
         }
+      }
     }
 
     // This change broke sbt; I gave it the thrilling name of uncheckedWarnings0 so
@@ -105,4 +108,4 @@ trait Reporting extends scala.reflect.internal.Reporting { self: ast.Positions w
         reporter.error(NoPosition, "No warnings can be incurred under -Xfatal-warnings.")
     }
   }
-}
-\ No newline at end of file
+}
diff --git a/test/files/pos/t8410.flags b/test/files/pos/t8410.flags
new file mode 100644
index 0000000000..dcd5943c2f
--- /dev/null
+++ b/test/files/pos/t8410.flags
@@ -0,0 +1 @@
+-optimise -Xfatal-warnings -deprecation:false -Yinline-warnings:false
diff --git a/test/files/pos/t8410.scala b/test/files/pos/t8410.scala
new file mode 100644
index 0000000000..4d862311fa
--- /dev/null
+++ b/test/files/pos/t8410.scala
@@ -0,0 +1,15 @@
+
+object Test extends App {
+  @deprecated("","") def f = 42
+  @deprecated("","") def z = f
+  def g = { @deprecated("","") def _f = f ; _f }                   // warns in 2.11.0-M8
+  def x = { @deprecated("","") class X { def x = f } ; new X().x } // warns in 2.11.0-M8
+  Console println g
+  Console println f  // warns
+
+  @deprecated("","") trait T
+  object T extends T { def t = f }
+  Console println T.t
+
+  def k = List(0).dropWhile(_ < 1)   // inlining warns doubly
+}