Implement -Wunused-label.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@114315 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Serialization/ASTReaderStmt.cpp b/lib/Serialization/ASTReaderStmt.cpp
index 6e8ad4f..7b0845d 100644
--- a/lib/Serialization/ASTReaderStmt.cpp
+++ b/lib/Serialization/ASTReaderStmt.cpp
@@ -219,6 +219,7 @@
S->setID(Reader.GetIdentifierInfo(Record, Idx));
S->setSubStmt(Reader.ReadSubStmt());
S->setIdentLoc(SourceLocation::getFromRawEncoding(Record[Idx++]));
+ S->setUsed(Record[Idx++]);
Reader.RecordLabelStmt(S, Record[Idx++]);
}
diff --git a/lib/Serialization/ASTWriterStmt.cpp b/lib/Serialization/ASTWriterStmt.cpp
index 7a5b949..edd8002 100644
--- a/lib/Serialization/ASTWriterStmt.cpp
+++ b/lib/Serialization/ASTWriterStmt.cpp
@@ -213,6 +213,7 @@
Writer.AddIdentifierRef(S->getID(), Record);
Writer.AddStmt(S->getSubStmt());
Writer.AddSourceLocation(S->getIdentLoc(), Record);
+ Record.push_back(S->isUsed());
Record.push_back(Writer.GetLabelID(S));
Code = serialization::STMT_LABEL;
}