[NewGVN] Actually check the NewGVN output.

Apparently I messed up squashing two consecutive commits.

llvm-svn: 303516

llvm/test/Transforms/NewGVN/pr32845.ll

@@ -1,7 +1,37 @@
 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
+; RUN: opt -newgvn %s -S | FileCheck %s
+
 @b = external global i32, align 4
 @a = external global i32, align 4
 define void @tinkywinky() {
+; CHECK-LABEL: @tinkywinky(
+; CHECK-NEXT:  entry:
+; CHECK-NEXT:    br label [[L1:%.*]]
+; CHECK:       l1.loopexit:
+; CHECK-NEXT:    br label [[L1]]
+; CHECK:       l1:
+; CHECK-NEXT:    [[F_0:%.*]] = phi i32* [ @b, [[ENTRY:%.*]] ], [ @a, [[L1_LOOPEXIT:%.*]] ]
+; CHECK-NEXT:    br label [[FOR_COND:%.*]]
+; CHECK:       for.cond.loopexit:
+; CHECK-NEXT:    store i8 undef, i8* null
+; CHECK-NEXT:    br label [[FOR_COND]]
+; CHECK:       for.cond:
+; CHECK-NEXT:    br i1 undef, label [[FOR_END14:%.*]], label [[FOR_COND1_PREHEADER:%.*]]
+; CHECK:       for.cond1.preheader:
+; CHECK-NEXT:    br label [[FOR_BODY3:%.*]]
+; CHECK:       for.cond1:
+; CHECK-NEXT:    br label [[L2:%.*]]
+; CHECK:       for.body3:
+; CHECK-NEXT:    br i1 undef, label [[FOR_COND1:%.*]], label [[L1_LOOPEXIT]]
+; CHECK:       l2:
+; CHECK-NEXT:    [[G_4:%.*]] = phi i32* [ @b, [[FOR_END14]] ], [ @a, [[FOR_COND1]] ]
+; CHECK-NEXT:    [[F_2:%.*]] = phi i32* [ [[F_0]], [[FOR_END14]] ], [ @a, [[FOR_COND1]] ]
+; CHECK-NEXT:    br label [[FOR_INC:%.*]]
+; CHECK:       for.inc:
+; CHECK-NEXT:    br i1 false, label [[FOR_COND_LOOPEXIT:%.*]], label [[FOR_INC]]
+; CHECK:       for.end14:
+; CHECK-NEXT:    br label [[L2]]
+;
 entry:
   br label %l1
 l1.loopexit: