Revert "[polly][ScheduleOptimizer] Fix long compile time(hang) reported in polly (#75141)"

This reverts commit d6c4d4c.

Broke buildldbots with asserts disabled; -debug-only is only available in
asserts builds.

Author: efriedma-quic

polly/lib/Transform/ScheduleOptimizer.cpp

@@ -96,13 +96,6 @@ static cl::opt<std::string>
                       cl::desc("Maximize the band depth (yes/no)"), cl::Hidden,
                       cl::init("yes"), cl::cat(PollyCategory));
 
-static cl::opt<int>
-    ScheduleComputeOut("polly-schedule-computeout",
-                       cl::desc("Bound the scheduler by maximal amount"
-                                "of computational steps. "),
-                       cl::Hidden, cl::init(300000), cl::ZeroOrMore,
-                       cl::cat(PollyCategory));
-
 static cl::opt<bool>
     GreedyFusion("polly-loopfusion-greedy",
                  cl::desc("Aggressively try to fuse everything"), cl::Hidden,
@@ -867,16 +860,7 @@ static void runIslScheduleOptimizer(
     SC = SC.set_proximity(Proximity);
     SC = SC.set_validity(Validity);
     SC = SC.set_coincidence(Validity);
-
-    {
-      IslMaxOperationsGuard MaxOpGuard(Ctx, ScheduleComputeOut);
-      Schedule = SC.compute_schedule();
-
-      if (MaxOpGuard.hasQuotaExceeded())
-        LLVM_DEBUG(
-            dbgs() << "Schedule optimizer calculation exceeds ISL quota\n");
-    }
-
+    Schedule = SC.compute_schedule();
     isl_options_set_on_error(Ctx, OnErrorStatus);
 
     ScopsRescheduled++;