Mercurial > hg > CbC > CbC_llvm

annotate llvm/test/Instrumentation/AddressSanitizer/global_addrspace.ll @ 227:21e6aa2e49ef

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 19 Jul 2021 06:57:16 +0900
parents 2e18cbf3894f
children c4bab56944e8
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 ; Only verify that asan don't crash on global variables of different
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2 ; address space. The global variable should be unmodified by asan.
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3
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4 ; RUN: opt < %s -asan -asan-module -enable-new-pm=0 -S | FileCheck %s
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5 ; RUN: opt < %s -passes='asan-pipeline' -S | FileCheck %s
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6
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7 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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8 target triple = "x86_64-unknown-linux-gnu"
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9
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10 @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4
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11
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12 ; CHECK: @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4
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13
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14 define void @b(i32 %c) {
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15 entry:
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16 %conv = sext i32 %c to i64
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17 %0 = inttoptr i64 %conv to i32 addrspace(42)*
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18 %cmp = icmp ugt i32 addrspace(42)* %0, getelementptr inbounds ([1 x i32], [1 x i32] addrspace(42)* @a, i64 0, i64 0)
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19 br i1 %cmp, label %if.then, label %if.end
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20
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21 if.then:
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22 %call = tail call i32 (...) @e()
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23 br label %if.end
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24
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25 if.end:
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26 ret void
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27 }
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28
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29 declare i32 @e(...)
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30
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31 !llvm.asan.globals = !{!0}
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32 !0 = !{[1 x i32] addrspace(42)* @a, null, !"a", i1 false, i1 false}