warnings into errors or handling them via

Datetime functions now restore even an empty

environment variable after internal time zone changes (

This makes results of datetime functions with this (typically

categorical predictor variables rather than

and the other source references from parsed

is more accurate now, notably when its result is

also improving other instances where C level

Comparisons for language objects (which are based on

deparsing) are now more careful about using accurate deparsed

In Rd examples, code following the closing brace of a

on the same line is no longer skipped when

regions of their support.   The fix was partly

Rd comment lines no longer cause broken paragraphs in the

rendered PDF and plain-text help. In code blocks, pure comment

about failures from running examples or tests and its return code

no longer ignores failures from checking vignettes.

now fixes up variant encoding names such as

Arguments are now properly forwarded to methods on S4 generics

in the middle of their formal arguments. This was

broken for the case when a method introduced an argument but did

rather than throw an error.  These included

(which some people expected to work like

or the Cairo-based bitmap devices opened a file

when used as a Quartz-based bitmap device.  It now gives an error.

(although the corresponding Windows' codepages could be used).

Computations of glyph metric information for

transliteration could replace one character by two or more (only

seen on macOS 14) and typically warned that the information was

no longer overflows during integer addition, when

computing rank average for largish but not-yet long vector

on Windows now returns also files with names

longer that 260 bytes (the Windows limit is 260 characters).

Previously, some file names particularly with

warning instead of two, with better wording, fixing

Added a work-around for a bug in macOS 14.3.1 and higher which

prevents R plots in the Quartz Cocoa device from updating on screen.

substitution on platforms which do not support it (notably Alpine