Template instantiation for "if" statements. Also:

  - Skip semantic analysis of the "if" condition if it is type-dependent.
  - Added the location of the "else" keyword into IfStmt, so that we can
    provide it for type-checking after template instantiation.



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@71875 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriterStmt.cpp b/lib/Frontend/PCHWriterStmt.cpp
index d37df07..af5d563 100644
--- a/lib/Frontend/PCHWriterStmt.cpp
+++ b/lib/Frontend/PCHWriterStmt.cpp
@@ -165,6 +165,7 @@
   Writer.WriteSubStmt(S->getThen());
   Writer.WriteSubStmt(S->getElse());
   Writer.AddSourceLocation(S->getIfLoc(), Record);
+  Writer.AddSourceLocation(S->getElseLoc(), Record);
   Code = pch::STMT_IF;
 }