Fixed source range for FileScopeAsmDecl. Others source range fixes will follow.

llvm-svn: 126939
diff --git a/clang/lib/Serialization/ASTWriterDecl.cpp b/clang/lib/Serialization/ASTWriterDecl.cpp
index 12d1226..8fef6fb 100644
--- a/clang/lib/Serialization/ASTWriterDecl.cpp
+++ b/clang/lib/Serialization/ASTWriterDecl.cpp
@@ -613,6 +613,7 @@
 void ASTDeclWriter::VisitFileScopeAsmDecl(FileScopeAsmDecl *D) {
   VisitDecl(D);
   Writer.AddStmt(D->getAsmString());
+  Writer.AddSourceLocation(D->getRParenLoc(), Record);
   Code = serialization::DECL_FILE_SCOPE_ASM;
 }