ci: Enable TIClang test on Debian Clang jobs in nightly pipeline

.gitlab/.gitignore

@@ -16,6 +16,7 @@
 /python*
 /qt*
 /sccache*
+/ticlang
 /unstable-jom*
 /watcom
 /wix*

.gitlab/ci/configure_debian12_makefiles_clang.cmake

@@ -1 +1,5 @@
+if (NOT "$ENV{CMAKE_CI_NIGHTLY}" STREQUAL "")
+  set(CMake_TEST_TICLANG_TOOLCHAINS "$ENV{CI_PROJECT_DIR}/.gitlab/ticlang" CACHE PATH "")
+endif()
+
 include("${CMAKE_CURRENT_LIST_DIR}/configure_external_test.cmake")

.gitlab/ci/configure_debian12_ninja_clang.cmake

@@ -1 +1,5 @@
+if (NOT "$ENV{CMAKE_CI_NIGHTLY}" STREQUAL "")
+  set(CMake_TEST_TICLANG_TOOLCHAINS "$ENV{CI_PROJECT_DIR}/.gitlab/ticlang" CACHE PATH "")
+endif()
+
 include("${CMAKE_CURRENT_LIST_DIR}/configure_external_test.cmake")

.gitlab/ci/env_debian12_makefiles_clang.sh

@@ -1,2 +1,6 @@
+if test "$CMAKE_CI_NIGHTLY" = "true"; then
+  source .gitlab/ci/ticlang-env.sh
+fi
+
 export CC=/usr/bin/clang-15
 export CXX=/usr/bin/clang++-15

.gitlab/ci/env_debian12_ninja_clang.sh

@@ -1,2 +1,6 @@
+if test "$CMAKE_CI_NIGHTLY" = "true"; then
+  source .gitlab/ci/ticlang-env.sh
+fi
+
 export CC=/usr/bin/clang-15
 export CXX=/usr/bin/clang++-15

.gitlab/ci/ticlang-env.sh

@@ -0,0 +1,2 @@
+.gitlab/ci/ticlang.sh
+.gitlab/ticlang/bin/tiarmclang --version

.gitlab/ci/ticlang.sh

@@ -0,0 +1,28 @@
+#!/bin/sh
+
+set -e
+
+case "$(uname -s)-$(uname -m)" in
+    Linux-x86_64)
+        shatool="sha256sum"
+        sha256sum="c69ac58e403b82eac1c407cc67b35fab5d95c5d8db75b019095f9412aacff27d"
+        filename="ti_cgt_armllvm_3.2.1.LTS_linux-x64_installer.bin"
+        dirname="ti-cgt-armllvm_3.2.1.LTS"
+        ;;
+    *)
+        echo "Unrecognized platform $(uname -s)-$(uname -m)"
+        exit 1
+        ;;
+esac
+readonly shatool
+readonly sha256sum
+
+cd .gitlab
+
+echo "$sha256sum  $filename" > ticlang.sha256sum
+curl -OL "https://cmake.org/files/dependencies/internal/$filename"
+$shatool --check ticlang.sha256sum
+chmod +x "$filename"
+"./$filename" --mode unattended --prefix .
+mv "$dirname" ticlang
+rm -f "$filename" ticlang.sha256sum