llvm/global-ifunc.ll at 0cd81d8a1055f167e0f588dd1b476863b00da3d5 - llvm - Gitea: Git with a cup of tea

RPCSX/llvm

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David Majnemer fea3ecb60c [GlobalDCE, Misc] Don't remove functions referenced by ifuncs

We forgot to consider the target of ifuncs when considering if a
function was alive or dead.

N.B. Also update a few auxiliary tools like bugpoint and
verify-uselistorder.

This fixes PR27593.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@268468 91177308-0d34-0410-b5e6-96231b3b80d8

2016-05-04 00:20:48 +00:00

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 ; RUN: opt -S -globaldce < %s | FileCheck %s
 target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"
 @if = ifunc void (), void ()* @fn
 define internal void @fn() {
 entry:
   ret void
 }
 ; CHECK-DAG: @if = ifunc void (), void ()* @fn
 ; CHECK-DAG: define internal void @fn(