You only make sure that runner->next
is not null, however after assignment
runner = runner->next->next;
runner
can become null.
Related Posts:
- invalid use of template name without an argument list
- Array of Linked Lists C++
- A proper way to create a matrix in c++
- Writing a LinkedList destructor?
- Creating a copy constructor for a linked list
- Destructor for a linked List
- std::out_of_range error?
- Debug assertion failed
- creating an array of structs in c++
- C++ Templates – LinkedList
- Destructor for a doubly-linked list that points to its value
- creating an array of structs in c++
- “Cannot allocate an object of abstract type” error
- What is a segmentation fault?
- Regular cast vs. static_cast vs. dynamic_cast
- What is an unsigned char?
- C++ std::priority_queue uses the lambda expression
- When to use reinterpret_cast?
- Expression must be a modifiable lvalue
- How to read a file line by line or a whole text file at once?
- Split a string using C++11
- error: expected unqualified-id error: Meaning and fix? [duplicate]
- How to track down a “double free or corruption” error
- undefined reference to `WinMain@16′
- How can I clear console
- TranslateName() function doesn’t work on win10
- How to use the PI constant in C++
- How to concatenate two strings in C++?
- How to get current time and date in C++?
- where is the official c++ documentation
- wntdll.pdb not loaded – Can’t see the exception
- Networking with C++
- Error a function-definition is not allowed here before ‘{‘ token
- invalid new-expression of abstract class type error
- How can I create objects while adding them into a vector?
- Enum to String C++
- Random float number generation
- C++ terminate called without an active exception
- MinGW: “gcc is not recognized as an internal or external command”
- Convert Python program to C/C++ code?
- How to debug ‘Stack smashing detected’?
- basic_string::_M_construct null not valid after constructing subvector of strings
- Does C++ have a Garbage Collector?
- Is “argv[0] = name-of-executable” an accepted standard or just a common convention?
- How to fix ‘std::logic_error’ what(): basic_string::_M_construct null not valid error?
- warning: control reaches end of non-void function [-Wreturn-type]
- Program received signal SIGSEGV, Segmentation fault
- gcc/g++: “No such file or directory”
- Error: expected type-specifier before ‘ClassName’
- General way of solving Error: Stack around the variable ‘x’ was corrupted
- error MSB3073: How do I fix this?
- timestamp of time(0) at multiple places in a C++ program
- What’s the most efficient way to erase duplicates and sort a vector?
- How can I iterate through a string and also know the index (current position)?
- c++ parse int from string [duplicate]
- Error “system” is ambiguous?
- What does “Permission denied” “Id returned 1 exit status” mean?
- When does an Incomplete Type error occur in C++
- std::cin input with spaces?
- extended initializer lists only available with
- how to initialize an empty integer array in c++
- What does |= mean in c++
- Error: cannot declare variable ‘c’ to be of abstract type ‘circle’
- Static linking vs dynamic linking
- What is object slicing?
- Java equivalent of cin (C++)
- g++ “because the following virtual functions are pure” with abstract base class
- why can’t I dereference an iterator?
- expected identifier before string constant
- C++ error: expected identifier before “(” token
- Function for C++ struct
- Is Python faster and lighter than C++?
- Case insensitive string comparison C++
- C++ Exception thrown: read access violation. this was nullptr
- C++ getInt() function (have a java equivalent attached)
- Simple string parsing with C++
- What is wrong with using goto?
- Double pointer array in c++
- Don’t understand static boolean behavior
- How to write std::string to file?
- creating dynamic array of string c++
- How well is Unicode supported in C++11?
- The CXX compiler identification is unknown
- Is there a standard sign function (signum, sgn) in C/C++?
- C++ compiler error: “return type specification for constructor invalid”
- error: ISO C++ forbids in-class initialization of non-const static member
- Function call missing argument list to create pointer
- cannot specify explicit initializer for arrays
- What does ** mean in C++?
- Incomplete type is not allowed: stringstream
- How to determine the version of the C++ standard used by the compiler?
- Make / gcc cryptic error 2: how to have more information?
- REGSVR32: the module “xxxxx.dll” failed to load … dependent assembly could not be found
- Error: expression cannot be used as a function?
- What is a .h.gch file?
- MinGW .exe requires a few gcc dll’s regardless of the code?
- Converting bool to text in C++
- clearing a vector of pointers [duplicate]
- Evaluate a string with a switch in C++ [duplicate]
- C++ JSON Serialization