| ; RUN: opt < %s -asan -asan-module -asan-use-private-alias=1 -S | FileCheck %s |
| |
| target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128" |
| target triple = "x86_64-unknown-linux-gnu" |
| |
| @a = internal global [2 x i32] zeroinitializer, align 4 |
| |
| ; Check that we generate internal alias and odr indicator symbols for global to be protected. |
| ; CHECK: @__odr_asan_gen_a = internal global i8 0, align 1 |
| ; CHECK: @"a<stdin>" = internal alias { [2 x i32], [56 x i8] }, { [2 x i32], [56 x i8] }* @a |
| |
| ; Function Attrs: nounwind sanitize_address uwtable |
| define i32 @foo(i32 %M) #0 { |
| entry: |
| %M.addr = alloca i32, align 4 |
| store i32 %M, i32* %M.addr, align 4 |
| store volatile i32 6, i32* getelementptr inbounds ([2 x i32], [2 x i32]* @a, i64 2, i64 0), align 4 |
| %0 = load i32, i32* %M.addr, align 4 |
| %idxprom = sext i32 %0 to i64 |
| %arrayidx = getelementptr inbounds [2 x i32], [2 x i32]* @a, i64 0, i64 %idxprom |
| %1 = load volatile i32, i32* %arrayidx, align 4 |
| ret i32 %1 |
| } |