C++: Use 'ssaDefReachesReadExt' instead of 'ssaDefReachesRead'.

Author: MathiasVP

cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/DataFlowPrivate.qll

@@ -1763,7 +1763,7 @@ module IteratorFlow {
         crementCall = def.getValue().asInstruction().(StoreInstruction).getSourceValue() and
         sv = def.getSourceVariable() and
         bb.getInstruction(i) = crementCall and
-        Ssa::ssaDefReachesRead(sv, result.asDef(), bb, i)
+        Ssa::ssaDefReachesReadExt(sv, result.asDef(), bb, i)
       )
     }
 
@@ -1797,7 +1797,7 @@ module IteratorFlow {
         isIteratorWrite(writeToDeref, address) and
         operandForFullyConvertedCall(address, starCall) and
         bbStar.getInstruction(iStar) = starCall and
-        Ssa::ssaDefReachesRead(_, def.asDef(), bbStar, iStar) and
+        Ssa::ssaDefReachesReadExt(_, def.asDef(), bbStar, iStar) and
         ultimate = getAnUltimateDefinition*(def) and
         beginStore = ultimate.getValue().asInstruction() and
         operandForFullyConvertedCall(beginStore.getSourceValueOperand(), beginCall)

cpp/ql/lib/semmle/code/cpp/ir/dataflow/internal/SsaInternals.qll

@@ -1036,8 +1036,8 @@ module SsaCached {
   }
 
   cached
-  predicate ssaDefReachesRead(SourceVariable v, Definition def, IRBlock bb, int i) {
-    SsaImpl::ssaDefReachesRead(v, def, bb, i)
+  predicate ssaDefReachesReadExt(SourceVariable v, DefinitionExt def, IRBlock bb, int i) {
+    SsaImpl::ssaDefReachesReadExt(v, def, bb, i)
   }
 
   predicate variableRead = SsaInput::variableRead/4;