PCH support for string literals
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@69172 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Frontend/PCHWriter.cpp b/lib/Frontend/PCHWriter.cpp
index dc23fb9..69b070f 100644
--- a/lib/Frontend/PCHWriter.cpp
+++ b/lib/Frontend/PCHWriter.cpp
@@ -448,6 +448,7 @@
void VisitDeclRefExpr(DeclRefExpr *E);
void VisitIntegerLiteral(IntegerLiteral *E);
void VisitFloatingLiteral(FloatingLiteral *E);
+ void VisitStringLiteral(StringLiteral *E);
void VisitCharacterLiteral(CharacterLiteral *E);
void VisitParenExpr(ParenExpr *E);
void VisitUnaryOperator(UnaryOperator *E);
@@ -495,6 +496,22 @@
Code = pch::EXPR_FLOATING_LITERAL;
}
+void PCHStmtWriter::VisitStringLiteral(StringLiteral *E) {
+ VisitExpr(E);
+ Record.push_back(E->getByteLength());
+ Record.push_back(E->getNumConcatenated());
+ Record.push_back(E->isWide());
+ // FIXME: String data should be stored as a blob at the end of the
+ // StringLiteral. However, we can't do so now because we have no
+ // provision for coping with abbreviations when we're jumping around
+ // the PCH file during deserialization.
+ Record.insert(Record.end(),
+ E->getStrData(), E->getStrData() + E->getByteLength());
+ for (unsigned I = 0, N = E->getNumConcatenated(); I != N; ++I)
+ Writer.AddSourceLocation(E->getStrTokenLoc(I), Record);
+ Code = pch::EXPR_STRING_LITERAL;
+}
+
void PCHStmtWriter::VisitCharacterLiteral(CharacterLiteral *E) {
VisitExpr(E);
Record.push_back(E->getValue());