1 files changed, 51 insertions, 0 deletions
diff --git a/tests/cxx/consteval.cc b/tests/cxx/consteval.cc
new file mode 100644
index 0000000..3d4652b
--- /dev/null
+++ b/tests/cxx/consteval.cc
@@ -0,0 +1,51 @@
+//===--- consteval.cc - test input file for iwyu --------------------------===//
+//
+//                     The LLVM Compiler Infrastructure
+//
+// This file is distributed under the University of Illinois Open Source
+// License. See LICENSE.TXT for details.
+//
+//===----------------------------------------------------------------------===//
+
+// IWYU_ARGS: -I . -std=c++20
+
+// These tests are not particularly interesting in themselves, but they cover an
+// upstream bug in Clang (https://github.com/llvm/llvm-project/issues/53044) for
+// which we have a workaround.
+
+#include "tests/cxx/direct.h"
+
+struct X {
+  // IWYU: IndirectClass needs a declaration
+  consteval X(const IndirectClass& v) {
+  }
+
+  // IWYU: IndirectClass needs a declaration
+  consteval operator IndirectClass*() const {
+    return nullptr;
+  }
+};
+
+void t() {
+  // Pass value through Consteval conversion constructor.
+  // IWYU: IndirectClass is...*indirect.h
+  IndirectClass a;
+  X x = a;
+
+  // Try an implicit consteval user-defined conversion too.
+  // IWYU: IndirectClass needs a declaration
+  IndirectClass* b = x;
+}
+
+/**** IWYU_SUMMARY
+
+tests/cxx/consteval.cc should add these lines:
+#include "tests/cxx/indirect.h"
+
+tests/cxx/consteval.cc should remove these lines:
+- #include "tests/cxx/direct.h"  // lines XX-XX
+
+The full include-list for tests/cxx/consteval.cc:
+#include "tests/cxx/indirect.h"  // for IndirectClass
+
+***** IWYU_SUMMARY */