Define the new operator<< for sets into namespace std, so that
argument-dependent lookup can find it. This is another case where an
LLVM bug (not making operator<< visible) was masked by a GCC bug
(looking in the global namespace when it shouldn't).
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92144 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/unittests/ADT/DeltaAlgorithmTest.cpp b/unittests/ADT/DeltaAlgorithmTest.cpp
index 3628922..a1884cd 100644
--- a/unittests/ADT/DeltaAlgorithmTest.cpp
+++ b/unittests/ADT/DeltaAlgorithmTest.cpp
@@ -13,6 +13,8 @@
#include <cstdarg>
using namespace llvm;
+namespace std {
+
std::ostream &operator<<(std::ostream &OS,
const std::set<unsigned> &S) {
OS << "{";
@@ -26,6 +28,8 @@
return OS;
}
+}
+
namespace {
class FixedDeltaAlgorithm : public DeltaAlgorithm {