Mercurial > hg > CbC > CbC_llvm
comparison llvm/test/Instrumentation/AddressSanitizer/global_addrspace.ll @ 150:1d019706d866
LLVM10
| author | anatofuz |
|---|---|
| date | Thu, 13 Feb 2020 15:10:13 +0900 |
| parents | |
| children | 2e18cbf3894f |
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| 147:c2174574ed3a | 150:1d019706d866 |
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| 1 ; Only verify that asan don't crash on global variables of different | |
| 2 ; address space. The global variable should be unmodified by asan. | |
| 3 | |
| 4 ; RUN: opt < %s -asan -asan-module -S | FileCheck %s | |
| 5 | |
| 6 target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" | |
| 7 target triple = "x86_64-unknown-linux-gnu" | |
| 8 | |
| 9 @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4 | |
| 10 | |
| 11 ; CHECK: @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4 | |
| 12 | |
| 13 define void @b(i32 %c) { | |
| 14 entry: | |
| 15 %conv = sext i32 %c to i64 | |
| 16 %0 = inttoptr i64 %conv to i32 addrspace(42)* | |
| 17 %cmp = icmp ugt i32 addrspace(42)* %0, getelementptr inbounds ([1 x i32], [1 x i32] addrspace(42)* @a, i64 0, i64 0) | |
| 18 br i1 %cmp, label %if.then, label %if.end | |
| 19 | |
| 20 if.then: | |
| 21 %call = tail call i32 (...) @e() | |
| 22 br label %if.end | |
| 23 | |
| 24 if.end: | |
| 25 ret void | |
| 26 } | |
| 27 | |
| 28 declare i32 @e(...) | |
| 29 | |
| 30 !llvm.asan.globals = !{!0} | |
| 31 !0 = !{[1 x i32] addrspace(42)* @a, null, !"a", i1 false, i1 false} |