Fix E0791: Dereference of Raw Pointer in Const Fn
Rust compiler error E0791 occurs when attempting to dereference raw pointers inside const functions, which is prohibited at compile-time evaluation.
Const-Fn
8 articles
Fix E0493: Destructor Cannot Be Called in Constant Function
Rust compiler error E0493 occurs when attempting to call a destructor (Drop trait) within a constant function or const evaluation context. This guide explains the root cause and provides comprehensive fixes.
Fix E0044: Non-Const Item in Const Context
Comprehensive guide to resolving Rust compiler error E0044 when using non-constant items in constant evaluation contexts.
Fix E0669: Non-const function call in const context
Comprehensive guide to resolving Rust compiler error E0669, which occurs when attempting to call a non-const function in a constant evaluation context.
Fix E0015: Cannot Call Non-Const Fn in Const Context
Rust compiler error E0015 occurs when attempting to call a non-const function from within a const evaluation context, such as a const fn or static variable initializer. This guide explains the root cause and provides actionable solutions.
Fix E0075: Generator/Resume Point Cannot Exist in a Const Context
Rust compiler error E0075 occurs when attempting to resume a generator or coroutine within a const context, which is disallowed because generator state machines cannot be evaluated at compile time.
Fix E0763: Dereferencing a Raw Pointer in a const fn is Unstable
A comprehensive guide to fixing Rust compiler error E0763 when dereferencing raw pointers in const functions.
Fix E0080: Evaluation of Constant Value Failed
Rust compiler error when constant expression evaluation fails at compile time due to invalid operations or undefined behavior.