| ; Only verify that asan don't crash on global variables of different |
| ; address space. The global variable should be unmodified by asan. |
| |
| ; RUN: opt < %s -passes=asan -S | FileCheck %s |
| |
| target datalayout = "e-m:e-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4 |
| |
| ; CHECK: @a = internal addrspace(42) global [1 x i32] zeroinitializer, align 4 |
| |
| define void @b(i32 %c) { |
| entry: |
| %conv = sext i32 %c to i64 |
| %0 = inttoptr i64 %conv to ptr addrspace(42) |
| %cmp = icmp ugt ptr addrspace(42) %0, @a |
| br i1 %cmp, label %if.then, label %if.end |
| |
| if.then: |
| %call = tail call i32 (...) @e() |
| br label %if.end |
| |
| if.end: |
| ret void |
| } |
| |
| declare i32 @e(...) |
| |
| !llvm.asan.globals = !{!0} |
| !0 = !{ptr addrspace(42) @a, null, !"a", i1 false, i1 false} |
