Move debug break out of tests, speeds up compilation time

This is hidden behind CATCH_CONFIG_FAST_COMPILE

include/internal/catch_capture.hpp

@@ -18,6 +18,14 @@
 #include "catch_compiler_capabilities.h"
 
 
+#if defined(CATCH_CONFIG_FAST_COMPILE)
+///////////////////////////////////////////////////////////////////////////////
+// We can speedup compilation significantly by breaking into debugger lower in
+// the callstack, because then we don't have to expand CATCH_BREAK_INTO_DEBUGGER
+// macro in each assertion
+#define INTERNAL_CATCH_REACT( resultBuilder ) \
+    resultBuilder.react();
+#else
 ///////////////////////////////////////////////////////////////////////////////
 // In the event of a failure works out if the debugger needs to be invoked
 // and/or an exception thrown and takes appropriate action.
@@ -25,7 +33,8 @@
 // source code rather than in Catch library code
 #define INTERNAL_CATCH_REACT( resultBuilder ) \
     if( resultBuilder.shouldDebugBreak() ) CATCH_BREAK_INTO_DEBUGGER(); \
-    resultBuilder.react();
+    resultBuilder.react(); 
+#endif
 
 
 ///////////////////////////////////////////////////////////////////////////////

include/internal/catch_result_builder.hpp

@@ -99,6 +99,15 @@ namespace Catch {
     }
 
     void ResultBuilder::react() {
+#if defined(CATCH_CONFIG_FAST_COMPILE)
+        if (m_shouldDebugBreak) {
+            ///////////////////////////////////////////////////////////////////
+            // To inspect the state during test, you need to go one level up the callstack
+            // To go back to the test and change execution, jump over the throw statement
+            ///////////////////////////////////////////////////////////////////
+            CATCH_BREAK_INTO_DEBUGGER();
+        }
+#endif
         if( m_shouldThrow )
             throw Catch::TestFailureException();
     }