From dc20a3e7d373a4747ae4cd9188ef6a4dec284924 Mon Sep 17 00:00:00 2001 From: Chris Lattner Date: Tue, 12 Aug 2003 21:22:51 +0000 Subject: [PATCH] Right, instcombine cannot remove ((X >> C) << C) if it's signed. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@7790 91177308-0d34-0410-b5e6-96231b3b80d8 --- test/Transforms/InstCombine/shift.ll | 10 +++++----- 1 file changed, 5 insertions(+), 5 deletions(-) diff --git a/test/Transforms/InstCombine/shift.ll b/test/Transforms/InstCombine/shift.ll index 7d438fb1570..987ea88569e 100644 --- a/test/Transforms/InstCombine/shift.ll +++ b/test/Transforms/InstCombine/shift.ll @@ -87,9 +87,9 @@ uint %test14(uint %A) { %D = shl uint %C, ubyte 4 ;; D = ((B | 1234) << 4) === ((B << 4)|(1234 << 4) ret uint %D } -int %test14a(int %A) { - %B = shl int %A, ubyte 4 - %C = and int %B, -1234 - %D = shr int %C, ubyte 4 ;; D = ((B | 1234) << 4) === ((B << 4)|(1234 << 4) - ret int %D +uint %test14a(uint %A) { + %B = shl uint %A, ubyte 4 + %C = and uint %B, 1234 + %D = shr uint %C, ubyte 4 ;; D = ((B | 1234) << 4) === ((B << 4)|(1234 << 4) + ret uint %D } -- 2.34.1