diff --git a/meson.build b/meson.build
index 50d067984ca..07f681ad5d8 100644
--- a/meson.build
+++ b/meson.build
@@ -516,10 +516,13 @@ if not have_mtls_dialect
     warning('cannot auto-detect -mtls-dialect when cross-compiling, using compiler default')
   else
     # -fpic to force dynamic tls, otherwise TLS relaxation defeats check
-    gnu2_test = cc.run('int __thread x; int main() { return x; }', args: ['-mtls-dialect=gnu2', '-fpic'], name: '-mtls-dialect=gnu2')
+    gnu2_test = cc.run('int __thread x; int main() { return x; }',
+                       args: ['-mtls-dialect=gnu2', '-fpic'],
+                       name: '-mtls-dialect=gnu2')
     if gnu2_test.returncode() == 0 and (
+          # check for lld 13 bug: https://gitlab.freedesktop.org/mesa/mesa/-/issues/5665
           host_machine.cpu_family() != 'x86_64' or
-          # https://github.com/mesonbuild/meson/issues/6377
+          # get_linker_id misses LDFLAGS=-fuse-ld=lld: https://github.com/mesonbuild/meson/issues/6377
           #cc.get_linker_id() != 'ld.lld' or
           cc.links('''int __thread x; int y; int main() { __asm__(
                 "leaq x@TLSDESC(%rip), %rax\n"