Remove memory allocation bug

src/executeBFE.cpp

@@ -20,9 +20,6 @@ Any executeBGE::visitNumberedStmt(bfeParser::NumberedStmtContext *ctx){
 }
 
 Any executeBGE::visitPtrIncr(bfeParser::PtrIncrContext *ctx){
-    if(memory.size()<pointer){
-        memory.push_back(0);
-    }
     memory[pointer]++;
     return Any();
 }
@@ -33,13 +30,23 @@ Any executeBGE::visitPtrDecr(bfeParser::PtrDecrContext *ctx){
 }
 
 Any executeBGE::visitPtrRight(bfeParser::PtrRightContext *ctx){
+    // too much -> throw this program out
+    if(memory.max_size()==memory.size()){
+        throw (std::string("Max Size Reached ")+to_string(memory.capacity()));
+    }
+    // its about to be incremented -> need to increase
+    if(memory.size()==pointer+1){
+        memory.push_back(0);
+    }
     pointer++;
     return Any();
 }
 
 Any executeBGE::visitPtrLeft(bfeParser::PtrLeftContext *ctx){
     
-    if(pointer==0) throw std::string("Decrement below zero");
+    if(pointer==0){
+        throw std::string("Decrement below zero");
+    }
     pointer--;
     return Any();
 }