Fix Wcatch-value.

This warning is reported by GCC 9.
ReactiveX · Feb 11, 2019 · a3b64cc · a3b64cc
1 parent 7930ccc
commit a3b64cc
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/Rx/v2/examples/doxygen/composite_exception.cpp b/Rx/v2/examples/doxygen/composite_exception.cpp
@@ -17,11 +17,11 @@ SCENARIO("composite_exception sample"){
             [](std::exception_ptr composite_e) {
                 printf("OnError %s\n", rxu::what(composite_e).c_str());
                 try { std::rethrow_exception(composite_e); }
-                catch(rxcpp::composite_exception ce) {
+                catch(rxcpp::composite_exception &ce) {
                     for(std::exception_ptr particular_e : ce.exceptions) {
 
                         try{ std::rethrow_exception(particular_e); }
-                        catch(std::runtime_error error) { printf(" *** %s\n", error.what()); }
+                        catch(std::runtime_error &error) { printf(" *** %s\n", error.what()); }
 
                     }
                 }