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, 28 deletions

diff --git a/llvm/test/Transforms/Reassociate/subtest.ll b/llvm/test/Transforms/Reassociate/subtest.ll
deleted file mode 100644
index c1a80e26ce6..00000000000
--- a/llvm/test/Transforms/Reassociate/subtest.ll
+++ /dev/null
@@ -1,28 +0,0 @@
-; RUN: opt < %s -reassociate -instcombine -S | FileCheck %s
-
-; With sub reassociation, constant folding can eliminate the 12 and -12 constants.
-define i32 @test1(i32 %A, i32 %B) {
-; CHECK-LABEL: @test1(
-; CHECK-NEXT:    [[Z:%.*]] = sub i32 %A, %B
-; CHECK-NEXT:    ret i32 [[Z]]
-;
-  %X = add i32 -12, %A
-  %Y = sub i32 %X, %B
-  %Z = add i32 %Y, 12
-  ret i32 %Z
-}
-
-; PR2047
-; With sub reassociation, constant folding can eliminate the uses of %a.
-define i32 @test2(i32 %a, i32 %b, i32 %c) {
-; CHECK-LABEL: @test2(
-; CHECK-NEXT:    [[SUM:%.*]] = add i32 %c, %b
-; CHECK-NEXT:    [[TMP7:%.*]] = sub i32 0, [[SUM]]
-; CHECK-NEXT:    ret i32 [[TMP7]]
-;
-  %tmp3 = sub i32 %a, %b
-  %tmp5 = sub i32 %tmp3, %c
-  %tmp7 = sub i32 %tmp5, %a
-  ret i32 %tmp7
-}
-