diff --git a/mingw-w64-libc++/PKGBUILD b/mingw-w64-libc++/PKGBUILD
index b5ab399cb45fd..8df1743b14989 100644
--- a/mingw-w64-libc++/PKGBUILD
+++ b/mingw-w64-libc++/PKGBUILD
@@ -8,7 +8,7 @@ _realname=libc++
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}"
          "${MINGW_PACKAGE_PREFIX}-libunwind")
-_version=18.1.8
+_version=19.1.0
 _rc=""
 _tag=llvmorg-${_version}${_rc}
 pkgver=${_version}${_rc/-/}
@@ -38,17 +38,17 @@ source=("${_url}/libcxx-${pkgver}.src.tar.xz"{,.sig}
         "${_url}/runtimes-${pkgver}.src.tar.xz"{,.sig}
         "${_url}/llvm-${pkgver}.src.tar.xz"{,.sig}
         "${_url}/cmake-${pkgver}.src.tar.xz"{,.sig})
-sha256sums=('bdecf90be0072bc720fd5c9c8ab061cdb197edd0c8ad3e170dc3e6bfaa49f388'
+sha256sums=('99b3020a8b2134a2efc0c26e2ef9b1f07003f65330fa8eb9c2458f14bbf32f39'
             'SKIP'
-            '256c30d724eeb72713bc08ae1692f53aaf4ebe8a1d662c92bf59e69d6c53dce9'
+            '0108a40b18d586a4706c03d8eeb78714a242e64ed930aeb74a0574e1c6668a6d'
             'SKIP'
-            'c31577d16978b0da0e472ef751f74893a5b459a7ea4a383b75f7ab93cf1e6877'
+            'c5e9205f785511e8487bb1c5a51dbb57bfdf946d48bbc4ef5cfb413ff8fdc259'
             'SKIP'
-            '9997c2e91e5438e2963306ba5019d85b5384b467535632738d8670ced8f07cb3'
+            'e5fc29e02198bc1f900c7e42590720cf4b664d4bee75e5d02bc45a4483f2a3b1'
             'SKIP'
-            'f68cf90f369bc7d0158ba70d860b0cb34dbc163d6ff0ebc6cfa5e515b9b2e28d'
+            'a8b141cbfa13f50d84ce545899bd311aaa60d59dfbf7f3a0cf84f25badc1544d'
             'SKIP'
-            '59badef592dd34893cd319d42b323aaa990b452d05c7180ff20f23ab1b41e837'
+            'dc78b6a9ac8a097ca6ac0f23c06821d65e6ea3bf666026f529994c1d01056ae7'
             'SKIP')
 validpgpkeys=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D'  # Hans Wennborg, Google.
               '474E22316ABF4785A88C6E8EA2C794A986419D8A'  # Tom Stellard
@@ -122,6 +122,7 @@ build() {
     -DLIBUNWIND_ENABLE_FRAME_APIS=ON \
     -DLIBUNWIND_ENABLE_SHARED=ON \
     -DLIBUNWIND_ENABLE_STATIC=ON \
+    -DLLVM_INCLUDE_TESTS=OFF \
     "${_extra_config[@]}" \
     -DPython3_EXECUTABLE=${MINGW_PREFIX}/bin/python.exe \
     -Wno-dev \
diff --git a/mingw-w64-lldb/PKGBUILD b/mingw-w64-lldb/PKGBUILD
index 06712fb88ebd5..15df1f56ee8f7 100644
--- a/mingw-w64-lldb/PKGBUILD
+++ b/mingw-w64-lldb/PKGBUILD
@@ -7,7 +7,7 @@ fi
 _realname=lldb
 pkgbase=mingw-w64-${_realname}
 pkgname=("${MINGW_PACKAGE_PREFIX}-${_realname}")
-_version=18.1.8
+_version=19.1.0
 _rc=""
 _tag=llvmorg-${_version}${_rc}
 pkgver=${_version}${_rc/-/}
@@ -41,9 +41,9 @@ _pkgfn=$_realname-$pkgver.src
 source=($_url/$_pkgfn.tar.xz{,.sig}
         ${_url}/cmake-${pkgver}.src.tar.xz{,.sig}
         "104874.patch"::"https://github.com/llvm/llvm-project/pull/104874.patch")
-sha256sums=('cac2db253ee3566c01774a888cc0ac3853f1e141c5c9962f04ee562bdb0af426'
+sha256sums=('f3269b8261f713542aaba8ada00950ccb24d1fda302c04be962d369190251d6b'
             'SKIP'
-            '59badef592dd34893cd319d42b323aaa990b452d05c7180ff20f23ab1b41e837'
+            'dc78b6a9ac8a097ca6ac0f23c06821d65e6ea3bf666026f529994c1d01056ae7'
             'SKIP'
             '87695f7128fe0fb3f0b698a132f6d18cbe513d35ff1e0ebe25afac395ead8e9f')
 validpgpkeys=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D'  # Hans Wennborg, Google.
diff --git a/mingw-w64-llvm/0002-Fix-Findzstd-on-MINGW.patch b/mingw-w64-llvm/0002-Fix-Findzstd-on-MINGW.patch
index 6fc561676c456..79bea3db8ebd1 100644
--- a/mingw-w64-llvm/0002-Fix-Findzstd-on-MINGW.patch
+++ b/mingw-w64-llvm/0002-Fix-Findzstd-on-MINGW.patch
@@ -1,5 +1,5 @@
---- a/cmake/modules/Findzstd.cmake
-+++ b/cmake/modules/Findzstd.cmake
+--- llvm/cmake/modules/Findzstd.cmake.orig	2024-09-17 13:26:36.000000000 +0200
++++ llvm/cmake/modules/Findzstd.cmake	2024-09-29 13:19:16.980962300 +0200
 @@ -16,6 +16,8 @@
    set(zstd_STATIC_LIBRARY_SUFFIX "\\${CMAKE_STATIC_LIBRARY_SUFFIX}$")
  endif()
@@ -9,9 +9,9 @@
  find_path(zstd_INCLUDE_DIR NAMES zstd.h)
  find_library(zstd_LIBRARY NAMES zstd zstd_static)
  find_library(zstd_STATIC_LIBRARY NAMES
-@@ -27,16 +29,17 @@
-    zstd DEFAULT_MSG
-    zstd_LIBRARY zstd_INCLUDE_DIR
+@@ -27,17 +29,18 @@
+     zstd DEFAULT_MSG
+     zstd_LIBRARY zstd_INCLUDE_DIR
  )
 +endif()
  
@@ -25,8 +25,9 @@
 +    if(WIN32)
        # IMPORTED_LOCATION is the path to the DLL and IMPORTED_IMPLIB is the "library".
        get_filename_component(zstd_DIRNAME "${zstd_LIBRARY}" DIRECTORY)
--      string(REGEX REPLACE "${CMAKE_INSTALL_LIBDIR}$" "${CMAKE_INSTALL_BINDIR}" zstd_DIRNAME "${zstd_DIRNAME}")
-+      string(REGEX REPLACE "\\${CMAKE_INSTALL_LIBDIR}$" "${CMAKE_INSTALL_BINDIR}" zstd_DIRNAME "${zstd_DIRNAME}")
+       if(NOT "${CMAKE_INSTALL_LIBDIR}" STREQUAL "" AND NOT "${CMAKE_INSTALL_BINDIR}" STREQUAL "")
+-        string(REGEX REPLACE "${CMAKE_INSTALL_LIBDIR}$" "${CMAKE_INSTALL_BINDIR}" zstd_DIRNAME "${zstd_DIRNAME}")
++        string(REGEX REPLACE "\\${CMAKE_INSTALL_LIBDIR}$" "${CMAKE_INSTALL_BINDIR}" zstd_DIRNAME "${zstd_DIRNAME}")
+       endif()
        get_filename_component(zstd_BASENAME "${zstd_LIBRARY}" NAME)
        string(REGEX REPLACE "\\${CMAKE_LINK_LIBRARY_SUFFIX}$" "${CMAKE_SHARED_LIBRARY_SUFFIX}" zstd_BASENAME "${zstd_BASENAME}")
-       set_target_properties(zstd::libzstd_shared PROPERTIES
diff --git a/mingw-w64-llvm/0003-add-pthread-as-system-lib-for-mingw.patch b/mingw-w64-llvm/0003-add-pthread-as-system-lib-for-mingw.patch
index 8ea90b6b84398..00538474fb1ee 100644
--- a/mingw-w64-llvm/0003-add-pthread-as-system-lib-for-mingw.patch
+++ b/mingw-w64-llvm/0003-add-pthread-as-system-lib-for-mingw.patch
@@ -14,7 +14,8 @@ index 0a8e3897cce..de9cda5dda3 100644
 @@ -41,6 +41,9 @@ set(system_libs)
    # libuuid required for FOLDERID_Profile usage in lib/Support/Windows/Path.inc.
    # advapi32 required for CryptAcquireContextW in lib/Support/Windows/Path.inc.
-   set(system_libs ${system_libs} psapi shell32 ole32 uuid advapi32 ws2_32)
+   # ntdll required for RtlGetLastNtStatus in lib/Support/ErrorHandling.cpp.
+   set(system_libs ${system_libs} psapi shell32 ole32 uuid advapi32 ws2_32 ntdll)
 +  if( MINGW )
 +    set(system_libs ${system_libs} pthread)
 +  endif()
diff --git a/mingw-w64-llvm/0004-enable-emutls-for-mingw.patch b/mingw-w64-llvm/0004-enable-emutls-for-mingw.patch
index 8d89613fa93e7..a0d02c73a000b 100644
--- a/mingw-w64-llvm/0004-enable-emutls-for-mingw.patch
+++ b/mingw-w64-llvm/0004-enable-emutls-for-mingw.patch
@@ -8,4 +8,4 @@
 +           isOSCygMing() || isOHOSFamily();
    }
  
-   /// Tests whether the target uses -data-sections as default.
+   /// True if the target supports both general-dynamic and TLSDESC, and TLSDESC
diff --git a/mingw-w64-llvm/0201-compiler-rt-fix-mingw-compile-error.patch b/mingw-w64-llvm/0201-compiler-rt-fix-mingw-compile-error.patch
new file mode 100644
index 0000000000000..ba1faaf71f232
--- /dev/null
+++ b/mingw-w64-llvm/0201-compiler-rt-fix-mingw-compile-error.patch
@@ -0,0 +1,25 @@
+From 37b214fdd2029a1fb93c02aa57c249db3dd4b106 Mon Sep 17 00:00:00 2001
+From: oltolm <oleg.tolmatcev@gmail.com>
+Date: Fri, 4 Oct 2024 12:23:07 +0200
+Subject: [PATCH] compiler-rt: fix mingw compile error
+
+---
+ lib/fuzzer/FuzzerUtilWindows.cpp | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/lib/fuzzer/FuzzerUtilWindows.cpp b/lib/fuzzer/FuzzerUtilWindows.cpp
+index db80eb3..edf038a 100644
+--- a/lib/fuzzer/FuzzerUtilWindows.cpp
++++ b/lib/fuzzer/FuzzerUtilWindows.cpp
+@@ -249,7 +249,7 @@ void SetThreadName(std::thread &thread, const std::string &name) {
+     if (sz > 0) {
+       buf.resize(sz);
+       if (MultiByteToWideChar(CP_UTF8, 0, name.data(), -1, &buf[0], sz) > 0) {
+-        (void)ThreadNameProc(thread.native_handle(), buf.c_str());
++        (void)ThreadNameProc(reinterpret_cast<HANDLE>(thread.native_handle()), buf.c_str());
+       }
+     }
+   }
+-- 
+2.46.0.windows.1
+
diff --git a/mingw-w64-llvm/PKGBUILD b/mingw-w64-llvm/PKGBUILD
index ea2e92599907c..c06c0eac081f5 100644
--- a/mingw-w64-llvm/PKGBUILD
+++ b/mingw-w64-llvm/PKGBUILD
@@ -28,7 +28,7 @@ pkgname=("${MINGW_PACKAGE_PREFIX}-llvm"
          "${MINGW_PACKAGE_PREFIX}-compiler-rt"
          $( (( _clangprefix )) && echo "${MINGW_PACKAGE_PREFIX}-gcc-compat" )
          "${MINGW_PACKAGE_PREFIX}-lld")
-_version=18.1.8
+_version=19.1.0
 _rc=""
 _tag=llvmorg-${_version}${_rc}
 pkgver=${_version}${_rc/-/}
@@ -75,30 +75,32 @@ source=("${_url}/llvm-${pkgver}.src.tar.xz"{,.sig}
         "0101-link-pthread-with-mingw.patch"
         "0102-Rename-flang-new-flang-experimental-exec-to-flang.patch"
         # 0201-0299 -> rt
+        "0201-compiler-rt-fix-mingw-compile-error.patch"
         # 0301-0399 -> lld
         "0303-ignore-new-bfd-options.patch"
         # 0401-0499 -> clang-tools-extra
         )
-sha256sums=('f68cf90f369bc7d0158ba70d860b0cb34dbc163d6ff0ebc6cfa5e515b9b2e28d'
+sha256sums=('a8b141cbfa13f50d84ce545899bd311aaa60d59dfbf7f3a0cf84f25badc1544d'
             'SKIP'
-            '5724fe0a13087d5579104cedd2f8b3bc10a212fb79a0fcdac98f4880e19f4519'
+            '03c3be44ff8e602213222fb99645c239965623d2bf2a6e4d210249520112377e'
             'SKIP'
-            'e58877fcd95ed106824bd1a31276dd17ed0c53adcd60ca75289eac0654f0a7f1'
+            'eec4beef68f7135011995684d47ac02e0d3781618abb2a6fe18a8dcef6db586f'
             'SKIP'
-            'e054e99a9c9240720616e927cb52363abbc8b4f1ef0286bad3df79ec8fdf892f'
+            '808b858e93b0bbae4002e13dcbe8bee850c514a58cbfb63b03d8b465ba95a3de'
             'SKIP'
-            '800e6805fb613eb8428f7a199f6d06c4c19f78f2db69157a129bb04fc1c99769'
+            '8d125e7513735c57adbdd1bbce59ff2d5844c2bf64a00ff94fe1c04b941ca2b2'
             'SKIP'
-            '59badef592dd34893cd319d42b323aaa990b452d05c7180ff20f23ab1b41e837'
+            'dc78b6a9ac8a097ca6ac0f23c06821d65e6ea3bf666026f529994c1d01056ae7'
             'SKIP'
-            'b76b810f3d3dc5d08e83c4236cb6e395aa9bd5e3ea861e8c319b216d093db074'
+            'f521e6cdb6598d777c6120d086aee3993f182ab38bc59ce4a59c48fae4839b8c'
             'SKIP'
             'eb03df53671df6627768141b3aaa76abe176a14e5e47911c97bec544387c4aff'
-            '0aff3a85d70ae437dfc634fe40db506bf5701403049284ffbdb931135ae8a483'
-            '016fbf6f742c062cc59360070264546c10385b1e8c37605758f62dcbea8f9bcc'
-            '5f86e542dd1ec92b2fe06ee59061c3e23512df7bafabe82206f2b7d80b81836b'
+            'ff8bf96fae9531cf6231b502e8c2f38843f826a9dc7e0d98a37cb80fddd36cf4'
+            '790eb0fccb4ef29c3795bceb8a62c8f4ecd0bdd6c49b2812352b04cfbc552342'
+            '76d2a88733cebb1f01b766ff2ab91a9e095bae1d2e4cc18c1ffcf21fd095efc4'
             '715cb8862753854b2d9256e0b70003e2d1f57083d83eaeaf5a095fc72b8a4e26'
             '2770cadf8ccf6b31aece6aee8f76dceb71e6e9d01fdf3be74c3743480ce34899'
+            'b6b56d031bba8ae87bb1ac607025c0dcbf2b88aec9bfeaf1c9786ca5093b7b71'
             'fd0253879cc5e31857f57307e6105e56493358e35d7c4540e0b476be607ab94e')
 validpgpkeys=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D'  # Hans Wennborg, Google.
               '474E22316ABF4785A88C6E8EA2C794A986419D8A'  # Tom Stellard
@@ -154,6 +156,14 @@ prepare() {
   apply_patch_with_msg \
     "0102-Rename-flang-new-flang-experimental-exec-to-flang.patch"
 
+  # Patch compiler-rt
+  cd "${srcdir}"/compiler-rt
+
+  if (( ! _clangprefix )); then
+    apply_patch_with_msg \
+      "0201-compiler-rt-fix-mingw-compile-error.patch"
+  fi
+
   # Patch lld
   cd "${srcdir}"/lld