diff --git a/main/llvm11/APKBUILD b/main/llvm11/APKBUILD
index 8c97f36faa4..2b5087864f5 100644
--- a/main/llvm11/APKBUILD
+++ b/main/llvm11/APKBUILD
@@ -89,6 +89,7 @@ prepare() {
 	esac
 
 	# Known broken codegen for Hexagon target, reported upstream.
+	# https://bugs.llvm.org/show_bug.cgi?id=49592
 	rm -v \
 		test/CodeGen/Hexagon/csr-stubs-spill-threshold.ll \
 		test/CodeGen/Hexagon/long-calls.ll \