[libc++] Refactor buildkite-pipeline.yml

[ldionne]

This patch removes unused stuff from the Buildkite pipeline definition.

[llvmbot]

@llvm/pr-subscribers-libcxx

Author: Louis Dionne (ldionne)

Changes

This patch removes unused stuff from the Buildkite pipeline definition.

---

Full diff: https://github.com/llvm/llvm-project/pull/99483.diff

1 Files Affected:

• (modified) libcxx/utils/ci/buildkite-pipeline.yml (-19)

diff --git a/libcxx/utils/ci/buildkite-pipeline.yml b/libcxx/utils/ci/buildkite-pipeline.yml
index 71d211bfc287d..0a81268cbe7a1 100644
--- a/libcxx/utils/ci/buildkite-pipeline.yml
+++ b/libcxx/utils/ci/buildkite-pipeline.yml
@@ -17,11 +17,6 @@
 # goal being to reduce the load on testers when a commit is known to fail.
 #
 
-# The Linux CI runners use the nightly ToT build provided by the Docker image.
-# (Note the image isn't updated daily.) The LLVM_HEAD_VERSION contains that
-# version number. The Linux CI runners for GCC use the latest stable version.
-# Theses numbers are available in all runners, making it easier to update the
-# version number.
 env:
     # LLVM POST-BRANCH bump version
     # LLVM POST-BRANCH add compiler test for ToT - 1, e.g. "Clang 17"
@@ -41,20 +36,6 @@ definitions:
       - "**/*.abilist"
       - "**/crash_diagnostics/*"
 
-environment_definitions:
-  _common_env: &common_env
-      LLVM_SYMBOLIZER_PATH: "/usr/bin/llvm-symbolizer-${LLVM_HEAD_VERSION}"
-      CLANG_CRASH_DIAGNOSTICS_DIR: "crash_diagnostics"
-      CC: clang-${LLVM_HEAD_VERSION}
-      CXX: clang++-${LLVM_HEAD_VERSION}
-
-  _absolute_path_clang: &absolute_path_clang
-    # Note modules require and absolute path for clang-scan-deps
-    # https://github.com/llvm/llvm-project/issues/61006
-    CC: /usr/lib/llvm-${LLVM_HEAD_VERSION}/bin/clang
-    CXX: /usr/lib/llvm-${LLVM_HEAD_VERSION}/bin/clang++
-
-
 steps:
 - group: ':mac: Apple'
   steps: