main.star: add linux-arm64-clang15 builder type

I uploaded the toolchain to CIPD already, so assuming the tests pass it
should just work out of the box.

For golang/go#69763.

Change-Id: I3e4bbbfbb3f674475a0c3f6ec0ad45870e0cc960
Reviewed-on: https://go-review.googlesource.com/c/build/+/617577
Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>

generated/commit-queue.cfg

@@ -22433,6 +22433,10 @@ config_groups {
         name: "golang/security-try/go1.22-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/security-try/go1.22-linux-arm64-clang15"
+        disable_reuse: true
+      }
       builders {
         name: "golang/security-try/go1.22-linux-arm64-longtest"
         disable_reuse: true
@@ -23054,6 +23058,10 @@ config_groups {
         name: "golang/security-try/go1.23-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/security-try/go1.23-linux-arm64-clang15"
+        disable_reuse: true
+      }
       builders {
         name: "golang/security-try/go1.23-linux-arm64-longtest"
         disable_reuse: true
@@ -23687,6 +23695,10 @@ config_groups {
         name: "golang/security-try/gotip-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/security-try/gotip-linux-arm64-clang15"
+        disable_reuse: true
+      }
       builders {
         name: "golang/security-try/gotip-linux-arm64-longtest"
         disable_reuse: true
@@ -26076,6 +26088,11 @@ config_groups {
         name: "golang/try/go1.22-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/try/go1.22-linux-arm64-clang15"
+        includable_only: true
+        disable_reuse: true
+      }
       builders {
         name: "golang/try/go1.22-linux-arm64-longtest"
         disable_reuse: true
@@ -26964,6 +26981,11 @@ config_groups {
         name: "golang/try/go1.23-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/try/go1.23-linux-arm64-clang15"
+        includable_only: true
+        disable_reuse: true
+      }
       builders {
         name: "golang/try/go1.23-linux-arm64-longtest"
         disable_reuse: true
@@ -27967,6 +27989,11 @@ config_groups {
         name: "golang/try/gotip-linux-arm64-boringcrypto"
         disable_reuse: true
       }
+      builders {
+        name: "golang/try/gotip-linux-arm64-clang15"
+        includable_only: true
+        disable_reuse: true
+      }
       builders {
         name: "golang/try/gotip-linux-arm64-longtest"
         disable_reuse: true

generated/luci-milo.cfg

@@ -200,6 +200,11 @@ consoles {
     category: "linux|arm64"
     short_name: "boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/gotip-linux-arm64-clang15"
+    category: "linux|arm64"
+    short_name: "clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/gotip-linux-arm64-longtest"
     category: "linux|arm64"
@@ -462,6 +467,11 @@ consoles {
     category: "linux|arm64"
     short_name: "boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/go1.23-linux-arm64-clang15"
+    category: "linux|arm64"
+    short_name: "clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/go1.23-linux-arm64-longtest"
     category: "linux|arm64"
@@ -723,6 +733,11 @@ consoles {
     category: "linux|arm64"
     short_name: "boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/go1.22-linux-arm64-clang15"
+    category: "linux|arm64"
+    short_name: "clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/go1.22-linux-arm64-longtest"
     category: "linux|arm64"
@@ -39671,6 +39686,9 @@ consoles {
   builders {
     name: "buildbucket/luci.golang.ci/gotip-linux-arm64-boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/gotip-linux-arm64-clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/gotip-linux-arm64-longtest"
   }
@@ -39683,6 +39701,9 @@ consoles {
   builders {
     name: "buildbucket/luci.golang.ci/go1.23-linux-arm64-boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/go1.23-linux-arm64-clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/go1.23-linux-arm64-longtest"
   }
@@ -39695,6 +39716,9 @@ consoles {
   builders {
     name: "buildbucket/luci.golang.ci/go1.22-linux-arm64-boringcrypto"
   }
+  builders {
+    name: "buildbucket/luci.golang.ci/go1.22-linux-arm64-clang15"
+  }
   builders {
     name: "buildbucket/luci.golang.ci/go1.22-linux-arm64-longtest"
   }

generated/luci-scheduler.cfg

@@ -788,6 +788,22 @@ job {
     builder: "go1.22-linux-arm64-boringcrypto"
   }
 }
+job {
+  id: "go1.22-linux-arm64-clang15"
+  realm: "ci"
+  triggering_policy {
+    kind: NEWEST_FIRST
+    max_concurrent_invocations: 5
+    pending_timeout {
+      seconds: 604800
+    }
+  }
+  buildbucket {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "ci"
+    builder: "go1.22-linux-arm64-clang15"
+  }
+}
 job {
   id: "go1.22-linux-arm64-longtest"
   realm: "ci"
@@ -2132,6 +2148,22 @@ job {
     builder: "go1.23-linux-arm64-boringcrypto"
   }
 }
+job {
+  id: "go1.23-linux-arm64-clang15"
+  realm: "ci"
+  triggering_policy {
+    kind: NEWEST_FIRST
+    max_concurrent_invocations: 5
+    pending_timeout {
+      seconds: 604800
+    }
+  }
+  buildbucket {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "ci"
+    builder: "go1.23-linux-arm64-clang15"
+  }
+}
 job {
   id: "go1.23-linux-arm64-longtest"
   realm: "ci"
@@ -3540,6 +3572,22 @@ job {
     builder: "gotip-linux-arm64-boringcrypto"
   }
 }
+job {
+  id: "gotip-linux-arm64-clang15"
+  realm: "ci"
+  triggering_policy {
+    kind: NEWEST_FIRST
+    max_concurrent_invocations: 5
+    pending_timeout {
+      seconds: 604800
+    }
+  }
+  buildbucket {
+    server: "cr-buildbucket.appspot.com"
+    bucket: "ci"
+    builder: "gotip-linux-arm64-clang15"
+  }
+}
 job {
   id: "gotip-linux-arm64-longtest"
   realm: "ci"
@@ -55124,6 +55172,7 @@ trigger {
   triggers: "go1.22-linux-arm"
   triggers: "go1.22-linux-arm64"
   triggers: "go1.22-linux-arm64-boringcrypto"
+  triggers: "go1.22-linux-arm64-clang15"
   triggers: "go1.22-linux-arm64-longtest"
   triggers: "go1.22-linux-arm64-race"
   triggers: "go1.22-linux-loong64"
@@ -55216,6 +55265,7 @@ trigger {
   triggers: "go1.23-linux-arm"
   triggers: "go1.23-linux-arm64"
   triggers: "go1.23-linux-arm64-boringcrypto"
+  triggers: "go1.23-linux-arm64-clang15"
   triggers: "go1.23-linux-arm64-longtest"
   triggers: "go1.23-linux-arm64-race"
   triggers: "go1.23-linux-loong64"
@@ -55312,6 +55362,7 @@ trigger {
   triggers: "gotip-linux-arm"
   triggers: "gotip-linux-arm64"
   triggers: "gotip-linux-arm64-boringcrypto"
+  triggers: "gotip-linux-arm64-clang15"
   triggers: "gotip-linux-arm64-longtest"
   triggers: "gotip-linux-arm64-race"
   triggers: "gotip-linux-loong64"

main.star

@@ -442,6 +442,7 @@ BUILDER_TYPES = [
     "linux-arm",
     "linux-arm64",
     "linux-arm64-boringcrypto",
+    "linux-arm64-clang15",
     "linux-arm64-longtest",
     "linux-arm64-race",
     "linux-loong64",