forward declarations to make new compilers happy

cd28d872 · Vitaliy · 3d305590 · cd28d872
Commit cd28d872 authored Jun 11, 2018 by Vitaliy
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test/src/unit-alt-string.cpp test/src/unit-alt-string.cpp +6 -0

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--- a/test/src/unit-alt-string.cpp
+++ b/test/src/unit-alt-string.cpp
@@ -33,6 +33,12 @@ SOFTWARE.
 #include <string>
 #include <utility>

+
+/* forward declarations */
+class alt_string;
+bool operator<(const char* op1, const alt_string& op2);
+
+
 /*
 * This is virtually a string class.
 * It covers std::string under the hood.