llvm/constant-fold-compare.ll at 8368f754a72118cbe4d0af09feaa7677f79b3eaa - llvm - Gitea: Git with a cup of tea

RPCSX/llvm

mirror of https://github.com/RPCSX/llvm.git synced 2024-12-13 14:46:53 +00:00

Eli Friedman e8e17833be Aggressively flip compare constant expressions where appropriate; constant

folding in particular expects null to be on the RHS.



git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@91587 91177308-0d34-0410-b5e6-96231b3b80d8

2009-12-17 06:07:04 +00:00

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 ; RUN: opt < %s -instcombine -S | FileCheck %s
 target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32"
 define i32 @a() nounwind readnone {
 entry:
   ret i32 zext (i1 icmp eq (i32 0, i32 ptrtoint (i32 ()* @a to i32)) to i32)
 }
 ; CHECK: ret i32 0