[llvm] r315974 - Revert 315440 on behalf of mkazantsev

[Vitaly Buka via llvm-commits]

Testing: 0 .. 10.. 20.. 30.. 40.. 50.. 60.. 70..
FAIL: LLVM :: Transforms/GVN/PRE/pre-load-guards.ll (18076 of 22418)
******************** TEST 'LLVM ::
Transforms/GVN/PRE/pre-load-guards.ll' FAILED ********************
Script:
--
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm_build_ubsan/bin/opt
< /b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm/test/Transforms/GVN/PRE/pre-load-guards.ll
-basicaa -gvn -enable-load-pre -S |
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm_build_ubsan/bin/FileCheck
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm/test/Transforms/GVN/PRE/pre-load-guards.ll
--
Exit Code: 1

Command Output (stderr):
--
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm/test/Transforms/GVN/PRE/pre-load-guards.ll:59:15:
error: CHECK-NEXT: is not on the line after the previous match
; CHECK-NEXT: br
              ^
<stdin>:36:2: note: 'next' match was here
 br label %block4
 ^
<stdin>:34:8: note: previous match ended here
block2: ; preds = %block1
       ^
<stdin>:35:1: note: non-matching line after previous match is here
 %PRE.pre = load i32, i32* %q
^
/b/sanitizer-x86_64-linux-bootstrap-ubsan/build/llvm/test/Transforms/GVN/PRE/pre-load-guards.ll:122:15:
error: CHECK-NEXT: is not on the line after the previous match
; CHECK-NEXT: br
              ^
<stdin>:74:2: note: 'next' match was here
 br label %block4
 ^
<stdin>:72:8: note: previous match ended here
block2: ; preds = %block1
       ^
<stdin>:73:1: note: non-matching line after previous match is here
 %PRE.pre = load i32, i32* %q
^
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