Minor documentation updates re Rtools45.

git-svn-id: https://svn.r-project.org/R/trunk@87997 00db46b3-68df-0310-9c12-caf00c1e9a41

Author: kalibera

doc/manual/R-admin.texi

@@ -1418,12 +1418,12 @@ toolchains, makefiles of @R{} and packages may need to be adapted.
 
 The binary distribution of @R{} is currently built with tools
 from
-@uref{https://CRAN.R-project.org/bin/windows/Rtools/rtools44/rtools.html,Rtools44
+@uref{https://CRAN.R-project.org/bin/windows/Rtools/rtools45/rtools.html,Rtools45
 for Windows}. See 
 @uref{https://CRAN.R-project.org/bin/windows/base/howto-@value{RWTVERSION}.html,
 Building @value{RWTVERSION} and packages on Windows} for more details on how to use it.
 
-The toolset includes compilers (currently GCC version 13.2.0 with
+The toolset includes compilers (currently GCC version 14.2.0 with
 selected additional patches) and runtime libraries from
 @uref{http://mingw-w64.org/,the `@I{MinGW-w64}' project} and a number of
 pre-compiled static libraries and headers used by @R{} and @R{}
@@ -1433,8 +1433,8 @@ includes build tools from the @uref{https://www.msys2.org/, the 'MSYS2'
 project}.  Additional build tools packaged by 'MSYS2' may be installed
 via a package manager (@samp{pacman}).
 
-There is also an experimental variant of @I{Rtools44} with support for
-64-bit ARM CPUs (@I{aarch64}) via @I{LLVM} 17 toolchain using
+There is also an experimental variant of @I{Rtools45} with support for
+64-bit ARM CPUs (@I{aarch64}) via @I{LLVM} 19 toolchain using
 @command{clang}/@command{flang} compilers, @command{lld} linker, and
 @I{libc++}.
 

doc/manual/rw-FAQ.texi

@@ -109,7 +109,7 @@ Windows 10 and Windows Server 2016 or newer. On earlier versions of Windows,
 @abbr{UCRT} has to be installed before installing R.  @abbr{UCRT} is available for Windows since
 Windows Vista SP2 and Windows Server 2008 SP2. 
 
-@I{Rtools44} as of update 6335 requires at least Windows 8.1.  This
+@I{Rtools45} requires at least Windows 8.1.  This
 requirement comes from @I{Msys2}, so it might still be possible to use build
 tools from an older version of @I{Rtools} or @I{Msys2} with the current
 toolchain and libraries from @I{Rtools}.

src/gnuwin32/MkRules.dist

@@ -4,10 +4,10 @@
 ## etc/*/Makeconf: see fixed/Makefile
 
 ## Customize by copying to MkRules.local and uncommenting and editing 
-## some of the definitions there. The values are tailored to Rtools44, the
-## currently recommended toolchain using gcc 13, MinGW-w64 11, 64-bit only,
+## some of the definitions there. The values are tailored to Rtools45, the
+## currently recommended toolchain using gcc 14, MinGW-w64 11, 64-bit only,
 ## UCRT. R is only intended to be built for 64-bit UCRT as of R 4.2. The
-## values also work with Rtools44 on aarch64 (LLVM 17, clang/flang-new, lld,
+## values also work with Rtools45 on aarch64 (LLVM 19, clang/flang-new, lld,
 ## libc++) via USE_LLVM=1 and WIN=.
 
 ## =========== configuration macros for building packages ================
@@ -34,7 +34,7 @@
 # collection via LOCAL_SOFT, so LOCAL_SOFT is set up by default to also
 # point to the Rtools software. This may be changed in the future.
 #
-# To build R from source with Rtools44 (installed from installer as well as
+# To build R from source with Rtools45 (installed from installer as well as
 # tarball), gcc has to be on PATH and LOCAL_SOFT can be computed as follows:
 #
 # LOCAL_SOFT ?= $(shell which `echo $(CC) | sed -e 's/ .*//g'` | sed -e 's!/bin/[^/]\+!!g')