Method pop_fblock

crates/codegen/src/compile.rs:1495–1500

Pop an fblock = compiler_pop_fblock

(&mut self, _expected_type: FBlockType)

    /// Pop an fblock
    // = compiler_pop_fblock
    fn pop_fblock(&mut self, _expected_type: FBlockType) -> FBlockInfo {
        let code = self.current_code_info();
        // TODO: Add assertion to check expected type matches
        // assert!(matches!(fblock.fb_type, expected_type));
        code.fblock.pop().expect("fblock stack underflow")
    }

    /// Unwind a single fblock, emitting cleanup code
    /// preserve_tos: if true, preserve the top of stack (e.g., return value)