fix: force clang-18 via LLVM script, prefer highest version
CI / build-and-test (push) Failing after 19s

<llvm.sh 18 all> installs clang-18 with full C++23 support.
sort -V ensures the highest clang version is selected when
multiple are installed. Removes -stdlib=libc++ (clang-18
provides <format> via its own header, no flag needed).
This commit is contained in:
2026-08-04 14:27:13 -04:00
parent dc782e941c
commit 71d2eadcb9
+4 -17
View File
@@ -15,21 +15,9 @@ jobs:
- name: Install dependencies - name: Install dependencies
run: | run: |
apt-get update -qq apt-get update -qq
# Clang needs libc++ for <format> on Ubuntu 22.04 (libstdc++ is pre-GCC-13)
if apt-cache show clang-18 >/dev/null 2>&1; then
apt-get install -y -qq clang-18 libc++-18-dev libc++abi-18-dev ninja-build curl
elif apt-cache show clang-17 >/dev/null 2>&1; then
apt-get install -y -qq clang-17 libc++-17-dev libc++abi-17-dev ninja-build curl
elif apt-cache show clang-16 >/dev/null 2>&1; then
apt-get install -y -qq clang-16 libc++-16-dev libc++abi-16-dev ninja-build curl
elif apt-cache show clang-15 >/dev/null 2>&1; then
apt-get install -y -qq clang-15 libc++-15-dev libc++abi-15-dev ninja-build curl
else
# Ubuntu 20.04: install from LLVM repo
apt-get install -y -qq wget lsb-release apt-get install -y -qq wget lsb-release
wget -qO- https://apt.llvm.org/llvm.sh | bash -s -- 18 wget -qO- https://apt.llvm.org/llvm.sh | bash -s -- 18 all
apt-get install -y -qq libc++-18-dev libc++abi-18-dev ninja-build curl apt-get install -y -qq ninja-build curl
fi
- name: Install CMake 3.28 - name: Install CMake 3.28
run: | run: |
@@ -38,14 +26,13 @@ jobs:
- name: Build kappa - name: Build kappa
run: | run: |
CC=$(find /usr/bin -maxdepth 1 \( -name 'clang-1[5-9]' -o -name 'clang-2[0-9]' \) 2>/dev/null | head -1) CC=$(find /usr/bin -maxdepth 1 \( -name 'clang-1[5-9]' -o -name 'clang-2[0-9]' \) 2>/dev/null | sort -V | tail -1)
if [ -z "$CC" ]; then CC=/usr/bin/clang-18; fi if [ -z "$CC" ]; then CC=/usr/bin/clang-18; fi
CXX=$(echo "$CC" | sed 's/clang-/clang++-/') CXX=$(echo "$CC" | sed 's/clang-/clang++-/')
echo "CC=$CC CXX=$CXX" echo "CC=$CC CXX=$CXX"
cmake -B build -G Ninja \ cmake -B build -G Ninja \
-DCMAKE_C_COMPILER="$CC" \ -DCMAKE_C_COMPILER="$CC" \
-DCMAKE_CXX_COMPILER="$CXX" \ -DCMAKE_CXX_COMPILER="$CXX"
-DCMAKE_CXX_FLAGS="-stdlib=libc++"
cmake --build build cmake --build build
- name: DSL and CLI tests - name: DSL and CLI tests