Temporarily Revert "Add basic loop fusion pass."

As it's causing some bot failures (and per request from kbarton).

This reverts commit r358543/ab70da07286e618016e78247e4a24fcb84077fda.

llvm-svn: 358546

1 files changed, 0 insertions, 26 deletions

diff --git a/llvm/test/Transforms/LoopVectorize/loop-vect-memdep.ll b/llvm/test/Transforms/LoopVectorize/loop-vect-memdep.ll
deleted file mode 100644
index d9efaa5c085..00000000000
--- a/llvm/test/Transforms/LoopVectorize/loop-vect-memdep.ll
+++ /dev/null
@@ -1,26 +0,0 @@
-target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
-
-; RUN: opt < %s -S -loop-vectorize -debug-only=loop-vectorize 2>&1 | FileCheck %s
-; REQUIRES: asserts
-; CHECK: LV: Can't vectorize due to memory conflicts
-
-define void @test_loop_novect(double** %arr, i64 %n) {
-for.body.lr.ph:
-  %t = load double*, double** %arr, align 8
-  br label %for.body
-
-for.body:                                      ; preds = %for.body, %for.body.lr.ph
-  %i = phi i64 [ 0, %for.body.lr.ph ], [ %i.next, %for.body ]
-  %a = getelementptr inbounds double, double* %t, i64 %i
-  %i.next = add nuw nsw i64 %i, 1
-  %a.next = getelementptr inbounds double, double* %t, i64 %i.next
-  %t1 = load double, double* %a, align 8
-  %t2 = load double, double* %a.next, align 8
-  store double %t1, double* %a.next, align 8
-  store double %t2, double* %a, align 8
-  %c = icmp eq i64 %i, %n
-  br i1 %c, label %final, label %for.body
-
-final:                                   ; preds = %for.body
-  ret void
-}