Imported Upstream version 5.18.0.207

Former-commit-id: 3b152f462918d427ce18620a2cbe4f8b79650449

external/llvm/test/CodeGen/MIR/X86/unknown-named-machine-basic-block.mir

@@ -1,35 +0,0 @@
-# RUN: not llc -march=x86-64 -run-pass none -o /dev/null %s 2>&1 | FileCheck %s
-# This test ensures that an error is reported when an unknown named machine
-# basic block is encountered.
-
---- |
-
-  define i32 @foo(i32* %p) {
-  entry:
-    %a = load i32, i32* %p
-    %0 = icmp sle i32 %a, 10
-    br i1 %0, label %less, label %exit
-
-  less:
-    ret i32 0
-
-  exit:
-    ret i32 %a
-  }
-
-...
----
-name:            foo
-body: |
-  bb.0.entry:
-    %eax = MOV32rm %rdi, 1, _, 0, _
-    CMP32ri8 %eax, 10, implicit-def %eflags
-    ; CHECK: [[@LINE+1]]:10: the name of machine basic block #2 isn't 'hit'
-    JG_1 %bb.2.hit, implicit %eflags
-
-  bb.1.less:
-    %eax = MOV32r0 implicit-def %eflags
-
-  bb.2.exit:
-    RETQ %eax
-...