The triple change has been reverted. Keep it in Debian bring-back-triple-linux.diff

debian/changelog

@@ -1,3 +1,9 @@
+llvm-toolchain-snapshot (1:14~++20210926041028+6063e6b499c7-1~exp2) experimental; urgency=medium
+
+  * The triple change has been reverted. Keep it in Debian bring-back-triple-linux.diff
+
+ --
+
 llvm-toolchain-snapshot (1:14~++20210926041028+6063e6b499c7-1~exp1) experimental; urgency=medium
 
   * experimental New snapshot release

debian/patches/bring-back-triple-linux.diff

@@ -0,0 +1,29 @@
+commit c93da7d9cf161ffda2366a96eb060c3b824cb549
+Author: Roman Lebedev <lebedev.ri@gmail.com>
+Date:   Tue Sep 28 18:23:17 2021 +0300
+
+    Revert "[CMake] Enable LLVM_ENABLE_PER_TARGET_RUNTIME_DIR by default on Linux"
+    
+    See original review https://reviews.llvm.org/D107799
+    
+    This reverts commit f9dbca68d48e705f6d45df8f58d6b2ee88bce76c.
+
+diff --git b/llvm/CMakeLists.txt a/llvm/CMakeLists.txt
+index f10f8d66d0b8..069fb8b7c0f8 100644
+--- b/llvm/CMakeLists.txt
++++ a/llvm/CMakeLists.txt
+@@ -677,7 +677,13 @@ endif()
+ set(LLVM_TARGET_TRIPLE_ENV CACHE STRING "The name of environment variable to override default target. Disabled by blank.")
+ mark_as_advanced(LLVM_TARGET_TRIPLE_ENV)
+ 
+-set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR OFF CACHE BOOL
++# Per target dir not yet supported on Arm 32 bit due to arm vs armhf handling
++if(CMAKE_SYSTEM_NAME MATCHES "Linux" AND NOT CMAKE_SYSTEM_PROCESSOR MATCHES "^arm")
++  set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default ON)
++else()
++  set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default OFF)
++endif()
++set(LLVM_ENABLE_PER_TARGET_RUNTIME_DIR ${LLVM_ENABLE_PER_TARGET_RUNTIME_DIR_default} CACHE BOOL
+   "Enable per-target runtimes directory")
+ 
+ set(LLVM_PROFDATA_FILE "" CACHE FILEPATH

debian/patches/series

@@ -143,3 +143,4 @@ scan-build-py-fix-default-bin.diff
 
 libclc-llvm-spirv.diff
 omp-riscv64.patch
+bring-back-triple-linux.diff