Imported Upstream version 5.18.0.205

Former-commit-id: 7f59f7e792705db773f1caecdaa823092f4e2927

external/llvm/test/Transforms/MergeFunc/vectors-and-arrays.ll

@@ -0,0 +1,19 @@
+; REQUIRES: asserts
+; RUN: opt -mergefunc < %s -disable-output -stats | not grep merged
+; This used to crash with an assert.
+
+define <2 x i8> @v1(<2 x i8> %x) {
+  ret <2 x i8> %x
+}
+
+define <4 x i8> @v2(<4 x i8> %x) {
+  ret <4 x i8> %x
+}
+
+define [2 x i8] @a1([2 x i8] %x) {
+  ret [2 x i8] %x
+}
+
+define [4 x i8] @a2([4 x i8] %x) {
+  ret [4 x i8] %x
+}