Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/Transforms/LowerSwitch/delete-default-block-crash.ll

@@ -1,27 +0,0 @@
-; RUN: opt < %s -lowerswitch -disable-output
-
-; This test verify -lowerswitch does not crash after deleting the default block.
-
-declare i32 @f(i32)
-
-define i32 @unreachable(i32 %x) {
-
-entry:
-  switch i32 %x, label %unreachable [
-    i32 5, label %a
-    i32 6, label %a
-    i32 7, label %a
-    i32 10, label %b
-    i32 20, label %b
-    i32 30, label %b
-    i32 40, label %b
-  ]
-unreachable:
-  unreachable
-a:
-  %0 = call i32 @f(i32 0)
-  ret i32 %0
-b:
-  %1 = call i32 @f(i32 1)
-  ret i32 %1
-}