* Make default config not use clang via llvm_toolchain.

* Downgrade llv_toolchain (and thus also llvm -> 17.0.4).

.bazelrc

@@ -31,6 +31,8 @@ build:asan --test_tag_filters=-no_san  # skip san targets
 build:asan --define san=true  # skip san targets
 build:asan --features=asan  # https://github.com/bazelbuild/bazel/issues/6932
 
+build --noincompatible_enable_cc_toolchain_resolution
+
 build:clang --incompatible_enable_cc_toolchain_resolution
 build:clang --cxxopt=-gmlt
 build:clang --host_cxxopt=-gmlt

WORKSPACE

@@ -20,6 +20,12 @@ mbo_workspace_load_modules()
 
 ###########################################################################
 
+load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
+
+bazel_skylib_workspace()
+
+###########################################################################
+
 load("@rules_foreign_cc//foreign_cc:repositories.bzl", "rules_foreign_cc_dependencies")
 
 rules_foreign_cc_dependencies()
@@ -35,7 +41,7 @@ load("@toolchains_llvm//toolchain:rules.bzl", "llvm_toolchain")
 llvm_toolchain(
     name = "llvm_toolchain",
     llvm_versions = {
-        "": "17.0.6",
+        "": "17.0.4",
         "darwin-x86_64": "15.0.7",  # For Intel based macs.
     },
 )
@@ -46,12 +52,6 @@ llvm_register_toolchains()
 
 ###########################################################################
 
-#load("@bazel_skylib//:workspace.bzl", "bazel_skylib_workspace")
-
-#bazel_skylib_workspace()
-
-###########################################################################
-
 # Run: ./compile_commands-update.sh
 load("@hedron_compile_commands//:workspace_setup.bzl", "hedron_compile_commands_setup")
 

workspace.bzl

@@ -100,7 +100,7 @@ def mbo_workspace_load_modules():
 
     github_archive(
         name = "toolchains_llvm",
-        commit = "aa779570ae8ab4cc77c8ad5d823be6707f4b1f93",
+        commit = "ade23e0e37c5308162c012a4f4224459c1c4fa22",
         repo = "https://github.com/bazel-contrib/toolchains_llvm",
-        sha256 = "6bee8d99a22b9c1b872c383a50ffc14efaa88cab1afcbe6f612916120ea3e761",
+        sha256 = "c3764286d31738c3ee73397568272ddf71f1dbd443998920358fd797022d747f",
     )