fix typos

Author: Thorsten Schütt

llvm/test/CodeGen/AArch64/GlobalISel/irtranslator-samesign-mir.mir

@@ -23,15 +23,26 @@ body:             |
     $w0 = COPY %zext
     RET_ReallyLR implicit $w0
 
+
+...
 ---
 name:            icmp_differentsign
 body:             |
   bb.0:
     liveins: $w0, $w1
 
+    ; CHECK-LABEL: name: icmp_differentsign
+    ; CHECK: liveins: $w0, $w1
+    ; CHECK-NEXT: {{  $}}
+    ; CHECK-NEXT: %y:_(s32) = COPY $w1
+    ; CHECK-NEXT: %cmp:_(s1) = G_ICMP intpred(eq), %y(s32), %y
+    ; CHECK-NEXT: %zext:_(s32) = G_ZEXT %cmp(s1)
+    ; CHECK-NEXT: $w0 = COPY %zext(s32)
+    ; CHECK-NEXT: RET_ReallyLR implicit $w0
     %x:_(s32) = COPY $w0
     %y:_(s32) = COPY $w1
     %cmp:_(s1) = G_ICMP intpred(eq), %y:_(s32), %y:_
     %zext:_(s32) = G_ZEXT %cmp:_(s1)
     $w0 = COPY %zext
     RET_ReallyLR implicit $w0
+---