debug printf

Author: aaronj0

unittests/CppInterOp/FunctionReflectionTest.cpp

@@ -880,9 +880,8 @@ TEST(FunctionReflectionTest, GetFunctionCallWrapper) {
   // `void f2(std::string &s) { std::cout << s.c_str(); };` appear at the end of the test suite run. Attempting to fix this issue by force flushing does not work, and printf statements in the test code itself appear on the screen. This indicates issues with linking, since the Interpreter runtime operating on a different buffer than the compile runtime. We ideally want to support the usage of printf statements when invoked through `JitCall`.
 
   Interp->process(R"(
-    #include <string>
     #include <iostream>
-    void f2(std::string &s) { std::cout << s.c_str(); };
+    void f2(std::string &s) { std::cout << s; };
   )");
 
   Interp->process(R"(