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c9f1b312c4
Summary:
This reverts commit 5a9e526f29.
As per discussion in D15665
This also add a test case so that regression introduced by that diff are not reintroduced.
Reviewers: vaivaswatha, jmolloy, hfinkel, reames
Subscribers: llvm-commits
Differential Revision: http://reviews.llvm.org/D15919
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@256932 91177308-0d34-0410-b5e6-96231b3b80d8
22 lines
633 B
LLVM
22 lines
633 B
LLVM
; RUN: opt -O3 -S < %s | FileCheck %s
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target datalayout = "e-i64:64-f80:128-n8:16:32:64"
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target triple = "x86_64-unknown-linux-gnu"
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define void @donteliminate() {
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; CHECK-LABEL: donteliminate
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; CHECK-NEXT: tail call noalias i8* @allocmemory()
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; CHECK-NEXT: tail call noalias i8* @allocmemory()
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; CHECK-NEXT: tail call noalias i8* @allocmemory()
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; CHECK-NEXT: ret void
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%1 = tail call noalias i8* @allocmemory()
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%2 = tail call noalias i8* @allocmemory()
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%3 = tail call noalias i8* @allocmemory()
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ret void
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}
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; Function Attrs: inaccessiblememonly
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declare noalias i8* @allocmemory() #0
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attributes #0 = { inaccessiblememonly }
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