TESTING ONLY: enable JitOptRepeat always, 4 repeats

Author: BruceForstall

src/coreclr/jit/compiler.cpp

@@ -2955,6 +2955,9 @@ void Compiler::compInitOptions(JitFlags* jitFlags)
         }
 
         opts.dspMetrics = (JitConfig.JitMetrics() != 0);
+
+        ////////////////// TESTING
+        opts.optRepeat = true;
     }
 
     if (verboseDump)

src/coreclr/jit/jitconfigvalues.h

@@ -501,7 +501,7 @@ CONFIG_INTEGER(JitDoSsa, W("JitDoSsa"), 1) // Perform Static Single Assignment (
 CONFIG_INTEGER(JitDoValueNumber, W("JitDoValueNumber"), 1) // Perform value numbering on method expressions
 
 CONFIG_METHODSET(JitOptRepeat, W("JitOptRepeat"))            // Runs optimizer multiple times on the method
-CONFIG_INTEGER(JitOptRepeatCount, W("JitOptRepeatCount"), 2) // Number of times to repeat opts when repeating
+CONFIG_INTEGER(JitOptRepeatCount, W("JitOptRepeatCount"), 4) // Number of times to repeat opts when repeating
 CONFIG_INTEGER(JitDoIfConversion, W("JitDoIfConversion"), 1) // Perform If conversion
 #endif                                                       // defined(OPT_CONFIG)