Split out the "empty" case for compound statement into a separate ctor.
Move the ASTContext-dependent version out of line.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@159717 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/AST/Stmt.cpp b/lib/AST/Stmt.cpp
index 97eb4d5..b6bb528 100644
--- a/lib/AST/Stmt.cpp
+++ b/lib/AST/Stmt.cpp
@@ -244,6 +244,22 @@
llvm_unreachable("unknown statement kind");
}
+CompoundStmt::CompoundStmt(ASTContext &C, Stmt **StmtStart, unsigned NumStmts,
+ SourceLocation LB, SourceLocation RB)
+ : Stmt(CompoundStmtClass), LBracLoc(LB), RBracLoc(RB) {
+ CompoundStmtBits.NumStmts = NumStmts;
+ assert(CompoundStmtBits.NumStmts == NumStmts &&
+ "NumStmts doesn't fit in bits of CompoundStmtBits.NumStmts!");
+
+ if (NumStmts == 0) {
+ Body = 0;
+ return;
+ }
+
+ Body = new (C) Stmt*[NumStmts];
+ memcpy(Body, StmtStart, NumStmts * sizeof(*Body));
+}
+
void CompoundStmt::setStmts(ASTContext &C, Stmt **Stmts, unsigned NumStmts) {
if (this->Body)
C.Deallocate(Body);