Fix compilation of StoreRange operation

Author: DSouzaM

graalpython/com.oracle.graal.python/src/com/oracle/graal/python/nodes/bytecode_dsl/PBytecodeDSLRootNode.java

@@ -3158,7 +3158,7 @@ public static final class StoreRange {
         public static void perform(VirtualFrame frame, LocalSetterRange locals, Object[] values,
                         @Bind BytecodeNode bytecode,
                         @Bind("$bytecodeIndex") int bci) {
-            if (values.length <= EXPLODE_LOOP_THRESHOLD) {
+            if (locals.getLength() <= EXPLODE_LOOP_THRESHOLD) {
                 doExploded(frame, locals, values, bytecode, bci);
             } else {
                 doRegular(frame, locals, values, bytecode, bci);
@@ -3168,17 +3168,21 @@ public static void perform(VirtualFrame frame, LocalSetterRange locals, Object[]
         @ExplodeLoop
         private static void doExploded(VirtualFrame frame, LocalSetterRange locals, Object[] values,
                         BytecodeNode bytecode, int bci) {
-            CompilerAsserts.partialEvaluationConstant(values.length);
-            assert values.length == locals.getLength();
-            for (int i = 0; i < values.length; i++) {
+            CompilerAsserts.partialEvaluationConstant(locals.getLength());
+            if (locals.getLength() != values.length) {
+                throw CompilerDirectives.shouldNotReachHere("Value length did not match locals length");
+            }
+            for (int i = 0; i < locals.getLength(); i++) {
                 locals.setObject(bytecode, bci, frame, i, values[i]);
             }
         }
 
         private static void doRegular(VirtualFrame frame, LocalSetterRange locals, Object[] values,
                         BytecodeNode bytecode, int bci) {
-            assert values.length == locals.getLength();
-            for (int i = 0; i < values.length; i++) {
+            if (locals.getLength() != values.length) {
+                throw CompilerDirectives.shouldNotReachHere("Value length did not match locals length");
+            }
+            for (int i = 0; i < locals.getLength(); i++) {
                 locals.setObject(bytecode, bci, frame, i, values[i]);
             }
         }