Roll-back r250822.
Summary: It breaks the build for the ASTMatchers
Subscribers: klimek, cfe-commits
Differential Revision: http://reviews.llvm.org/D13893
llvm-svn: 250827
diff --git a/clang/lib/Frontend/ASTUnit.cpp b/clang/lib/Frontend/ASTUnit.cpp
index 1696e36..d3d7185 100644
--- a/clang/lib/Frontend/ASTUnit.cpp
+++ b/clang/lib/Frontend/ASTUnit.cpp
@@ -2841,7 +2841,7 @@
#else // NDEBUG
ASTUnit::ConcurrencyState::ConcurrencyState() { Mutex = nullptr; }
-ASTUnit::ConcurrencyState::~ConcurrencyState() = default;
+ASTUnit::ConcurrencyState::~ConcurrencyState() {}
void ASTUnit::ConcurrencyState::start() {}
void ASTUnit::ConcurrencyState::finish() {}