[llvm-rc] Support not expressions.

Patch by Jacek Caban!

Differential Revision: https://reviews.llvm.org/D55242

llvm-svn: 348363
diff --git a/llvm/tools/llvm-rc/ResourceScriptStmt.cpp b/llvm/tools/llvm-rc/ResourceScriptStmt.cpp
index 3257072..7b8b0de 100644
--- a/llvm/tools/llvm-rc/ResourceScriptStmt.cpp
+++ b/llvm/tools/llvm-rc/ResourceScriptStmt.cpp
@@ -151,7 +151,7 @@
      << ", loc: (" << X << ", " << Y << "), size: [" << Width << ", " << Height
      << "]";
   if (Style)
-    OS << ", style: " << *Style;
+    OS << ", style: " << (*Style).getValue();
   if (ExtStyle)
     OS << ", ext. style: " << *ExtStyle;
   if (HelpID)