Removed a bunch of -Y warning options.

back in the form of a compiler plugin. Also promoted -Yfatal-warnings to
-Xfatal-warnings: this is key to writing tests which involve warnings
and should be at least semi-supported. Closes #3300, no review.

1 files changed, 1 insertions, 1 deletions

diff --git a/src/compiler/scala/tools/nsc/Global.scala b/src/compiler/scala/tools/nsc/Global.scala
index 16bff5d399..b43908c4f9 100644
--- a/src/compiler/scala/tools/nsc/Global.scala
+++ b/src/compiler/scala/tools/nsc/Global.scala
@@ -137,7 +137,7 @@ class Global(var settings: Settings, var reporter: Reporter) extends SymbolTable
 
   def error(msg: String) = reporter.error(NoPosition, msg)
   def warning(msg: String) =
-    if (settings.Ywarnfatal.value) reporter.error(NoPosition, msg)
+    if (settings.Xwarnfatal.value) reporter.error(NoPosition, msg)
     else reporter.warning(NoPosition, msg)
   def inform(msg: String) = reporter.info(NoPosition, msg, true)
   def inform[T](msg: String, value: T): T = { inform(msg+value); value }