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, 39 deletions

diff --git a/llvm/test/Transforms/JumpThreading/assume-edge-dom.ll b/llvm/test/Transforms/JumpThreading/assume-edge-dom.ll
deleted file mode 100644
index f1d0f41e250..00000000000
--- a/llvm/test/Transforms/JumpThreading/assume-edge-dom.ll
+++ /dev/null
@@ -1,39 +0,0 @@
-; RUN: opt -S -jump-threading < %s | FileCheck %s
-
-declare i8* @escape()
-declare void @llvm.assume(i1)
-
-define i1 @test1(i1 %cond) {
-entry:
-    br i1 %cond, label %taken, label %not_taken
-
-; CHECK-LABEL: @test1
-; CHECK: br i1 %cond, label %no, label %yes
-; CHECK: ret i1 true
-
-taken:
-    %res1 = call i8* @escape()
-    %a = icmp eq i8* %res1, null
-    tail call void @llvm.assume(i1 %a)
-    br label %done
-not_taken:
-    %res2 = call i8* @escape()
-    %b = icmp ne i8* %res2, null
-    tail call void @llvm.assume(i1 %b)
-    br label %done
-
-; An assume that can be used to simplify this comparison dominates each
-; predecessor branch (although no assume dominates the cmp itself). Make sure
-; this still can be simplified.
-
-done:
-    %res = phi i8* [ %res1, %taken ], [ %res2, %not_taken ]
-    %cnd = icmp ne i8* %res, null
-    br i1 %cnd, label %yes, label %no
-
-yes:
-    ret i1 true
-no:
-    ret i1 false
-}
-