From: Sanjay Patel <spatel@rotateright.com>
Date: Fri, 14 Oct 2016 15:36:28 +0000 (+0000)
Subject: [InstCombine] remove redundant test
X-Git-Tag: android-x86-7.1-r4~25783
X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=e2ba2cb57229ee81242278a092358124d32fc814;p=android-x86%2Fexternal-llvm.git

[InstCombine] remove redundant test

This test was apparently checking for 2 independent folds, but we have
plenty of tests for those individual folds already. We are lacking
vector tests, however, because we don't have the shift folds for vectors.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@284243 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/InstCombine/sub.ll b/test/Transforms/InstCombine/sub.ll
index 68f766c54d9..540bdc980d8 100644
--- a/test/Transforms/InstCombine/sub.ll
+++ b/test/Transforms/InstCombine/sub.ll
@@ -152,17 +152,6 @@ define i32 @test13(i32 %A) {
   ret i32 %C
 }
 
-define i32 @test14(i32 %A) {
-; CHECK-LABEL: @test14(
-; CHECK-NEXT:    [[D:%.*]] = ashr i32 %A, 31
-; CHECK-NEXT:    ret i32 [[D]]
-;
-  %B = lshr i32 %A, 31
-  %C = bitcast i32 %B to i32
-  %D = sub i32 0, %C
-  ret i32 %D
-}
-
 define i32 @test15(i32 %A, i32 %B) {
 ; CHECK-LABEL: @test15(
 ; CHECK-NEXT:    [[C:%.*]] = sub i32 0, %A