diff --git a/cran.r-project.org/web/checks/check_flavors.html b/cran.r-project.org/web/checks/check_flavors.html
index bcbafb0..91823cf 100644
--- a/cran.r-project.org/web/checks/check_flavors.html
+++ b/cran.r-project.org/web/checks/check_flavors.html
@@ -10,7 +10,7 @@
 <div class="container">
 <h2>CRAN Package Check Flavors</h2>
 <p>
-Last updated on 2024-09-18 04:48:22 CEST.
+Last updated on 2024-09-19 04:48:55 CEST.
 </p>
 <p>
 Systems used for CRAN package checking.
diff --git a/cran.r-project.org/web/checks/check_issue_kinds.html b/cran.r-project.org/web/checks/check_issue_kinds.html
index c86c189..4f5a356 100644
--- a/cran.r-project.org/web/checks/check_issue_kinds.html
+++ b/cran.r-project.org/web/checks/check_issue_kinds.html
@@ -10,7 +10,7 @@
 <div class="container">
 <h2>CRAN Package Check Issue Kinds</h2>
 <p>
-Last updated on 2024-09-18 04:48:22 CEST.
+Last updated on 2024-09-19 04:48:55 CEST.
 </p>
 <table border="1">
 <tr> <th> Kind </th> <th> Description </th> <th> Details </th> </tr>
diff --git a/svn.r-project.org/R-dev-web/trunk/CRAN/QA/Kurt/.R/check.Renviron b/svn.r-project.org/R-dev-web/trunk/CRAN/QA/Kurt/.R/check.Renviron
index 1977784..61e0686 100644
--- a/svn.r-project.org/R-dev-web/trunk/CRAN/QA/Kurt/.R/check.Renviron
+++ b/svn.r-project.org/R-dev-web/trunk/CRAN/QA/Kurt/.R/check.Renviron
@@ -1,5 +1,5 @@
 ## KH's personal ~/.R/check.Renviron.
-## Last updated on 2024-08-13
+## Last updated on 2024-09-17
 
 ### Defaults for '--as-cran": commented out where not appropriate for
 ### all KH checks.
@@ -34,7 +34,7 @@ _R_CHECK_NO_RECOMMENDED_=true
 _R_CHECK_NO_STOP_ON_TEST_ERROR_=true
 ## _R_CHECK_ORPHANED_=true
 _R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_=true
-_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_=true
+_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_=${_R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_-true}
 ## _R_CHECK_PACKAGES_USED_CRAN_INCOMING_NOTES_=true
 _R_CHECK_PACKAGES_USED_IGNORE_UNUSED_IMPORTS_=true
 _R_CHECK_PACKAGES_USED_IN_TESTS_USE_SUBDIRS_=true
@@ -45,7 +45,6 @@ _R_CHECK_RD_NOTE_LOST_BRACES_=${_R_CHECK_RD_NOTE_LOST_BRACES_-true}
 _R_CHECK_RD_VALIDATE_RD2HTML_=${_R_CHECK_RD_VALIDATE_RD2HTML_-true}
 ## _R_CHECK_R_DEPENDS_=warn
 _R_CHECK_R_ON_PATH_=true
-_R_CHECK_S3_METHODS_NOT_REGISTERED_=true
 ## _R_CHECK_S3_METHODS_SHOW_POSSIBLE_ISSUES_=true
 _R_CHECK_SCREEN_DEVICE_=stop
 _R_CHECK_SERIALIZATION_=true
@@ -86,9 +85,10 @@ _R_CHECK_FUTURE_FILE_TIMESTAMPS_LEEWAY_=6h
 _R_CHECK_LENGTH_1_CONDITION_="package:_R_CHECK_PACKAGE_NAME_,verbose"
 ## _R_CHECK_LENGTH_1_CONDITION_=${_R_CHECK_LENGTH_1_CONDITION_-warn}
 ## _R_CHECK_LENGTH_1_LOGIC2_="package:_R_CHECK_PACKAGE_NAME_,verbose"
+_R_CHECK_LOG_USE_INFO_=true
 _R_CHECK_OVERWRITE_REGISTERED_S3_METHODS_=true
 _R_CHECK_PACKAGE_DATASETS_SUPPRESS_NOTES_=true
-_R_CHECK_PKG_SIZES_=false
+_R_CHECK_PKG_SIZES_=${_R_CHECK_PKG_SIZES_-false}
 _R_CHECK_R_DEPENDS_=true
 _R_CHECK_RD_LINE_WIDTHS_=true
 _R_CHECK_REPLACING_IMPORTS_=true
@@ -97,7 +97,7 @@ _R_CHECK_SUGGESTS_ONLY_=${_R_CHECK_SUGGESTS_ONLY_-true}
 _R_CHECK_SYSTEM_CLOCK_=false
 _R_CHECK_THINGS_IN_TEMP_DIR_EXCLUDE_="^(ompi|pmix-gds-shmem|pulse|runtime-)"
 _R_CHECK_VIGNETTES_SKIP_RUN_MAYBE_=true
-_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_=true
+_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_=${_R_CHECK_XREFS_USE_ALIASES_FROM_CRAN_-true}
 ## Outputs
 _R_CHECK_TESTS_NLINES_=0
 _R_CHECK_VIGNETTES_NLINES_=10000
diff --git a/www.stats.ox.ac.uk/pub/bdr/Rconfig/r-devel-linux-x86_64-fedora-clang b/www.stats.ox.ac.uk/pub/bdr/Rconfig/r-devel-linux-x86_64-fedora-clang
index c1049a1..f08e7db 100644
--- a/www.stats.ox.ac.uk/pub/bdr/Rconfig/r-devel-linux-x86_64-fedora-clang
+++ b/www.stats.ox.ac.uk/pub/bdr/Rconfig/r-devel-linux-x86_64-fedora-clang
@@ -17,6 +17,26 @@ clang was built to use libc++: for a version built to default to libstdc++
 (as shipped by Fedora/Debian/Ubuntu), add -stdlib=libc++ to CXX 
 and install the libcxx-devel/libc++-dev package.
 
+For source https://github.com/llvm/llvm-project/releases/download/llvmorg-19.1.0/llvm-project-19.1.0.src.tar.xz
+
+via
+
+tar cf lvmorg-19.1.0/llvm-project-19.1.0.src.tar.xz
+ln -s  llvm-project-19.1.0.src lates
+mkdir build
+cd build
+cmake -G "Unix Makefiles" \
+-DCMAKE_INSTALL_PREFIX=/usr/local/clang19 \
+-DCMAKE_BUILD_TYPE:STRING=Release \
+-DLLVM_ENABLE_ASSERTIONS:BOOL=OFF \
+-DCMAKE_C_COMPILER=/usr/bin/clang \
+-DCMAKE_CXX_COMPILER=/usr/bin/clang++ \
+-DLLVM_TARGETS_TO_BUILD=X86 \
+-DCLANG_DEFAULT_CXX_STDLIB=libc++ \
+-DLLVM_ENABLE_PROJECTS='clang;compiler-rt;openmp;flang' \
+-DLLVM_ENABLE_RUNTIMES='libcxx;libcxxabi;libunwind' \
+-S ../latest/llvm
+
 Some external C++ libraries compiled with clang/libc++ are installed under
 /usr/local/clang.  Currently