[Autobackout][FunctionalRegression]Revert of change: c6a9b7e: [IGC OCL] Turn 2 asserts into warnings

Turn NumDebugCUs == 1 and llvm.dbg.declare count asserts into warnings

Author: sys-igc

IGC/DebugInfo/DwarfDebug.cpp

@@ -50,7 +50,6 @@ See LICENSE.TXT for details.
 #include "VISADebugInfo.hpp"
 #include "VISAModule.hpp"
 
-#include <iostream>
 #include <list>
 #include <optional>
 #include <unordered_set>
@@ -1077,11 +1076,8 @@ void DwarfDebug::beginModule() {
     constructThenAddImportedEntityDIE(CU, IE);
 
   [[maybe_unused]] auto NumDebugCUs = std::distance(M->debug_compile_units_begin(), M->debug_compile_units_end());
-  #ifdef NDEBUG
-  if (NumDebugCUs != 1) {
-    std::cerr << "Warning: Module contains " << NumDebugCUs << " debug compile units. Only modules with one CU are supported currently.\n";
-  }
-  #endif
+  IGC_ASSERT_MESSAGE(NumDebugCUs == 1, "only Modules with one CU are supported at the moment");
+
   // Prime section data.
   SectionMap[Asm->GetTextSection()];
 
@@ -1556,11 +1552,8 @@ void DwarfDebug::collectVariableInfo(const Function *MF, SmallPtrSet<const MDNod
         }
       }
 
-      #ifdef NDEBUG
-      if (!(History.size() > 1 && isa<DbgDeclareInst>(pInst))) {
-        std::cerr << "Warning: We don't expect many llvm.dbg.declare calls for a single variable.\n";
-      }
-      #endif
+      IGC_ASSERT_MESSAGE(!(History.size() > 1 && isa<DbgDeclareInst>(pInst)),
+                         "We don't expect many llvm.dbg.declare calls for a single variable");
 
       const Instruction *start = (*HI);
       const Instruction *end = start;