1 ; This test checks that we are not instrumenting direct inbound stack accesses.
2 ; RUN: opt < %s -passes=asan -asan-opt-stack -S | FileCheck %s
3 ; RUN: opt < %s -passes=asan -asan-opt-stack -asan-mapping-scale=5 -S | FileCheck %s
5 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
6 target triple = "x86_64-unknown-linux-gnu"
8 ;@sink = global ptr null, align 4
10 ; Ignore direct inbounds stack access.
11 define void @foo() uwtable sanitize_address {
13 %a = alloca i32, align 4
14 store i32 42, ptr %a, align 4
16 ; CHECK-LABEL: define void @foo
17 ; CHECK-NOT: __asan_report
21 ; Don't ignore dynamic indexing.
22 define void @baz(i64 %i) sanitize_address {
24 %a = alloca [10 x i32], align 4
25 %e = getelementptr inbounds [10 x i32], ptr %a, i32 0, i64 %i
26 store i32 42, ptr %e, align 4
28 ; CHECK-LABEL: define void @baz
29 ; CHECK: __asan_report
33 define void @bar() sanitize_address {
35 %a = alloca [10 x i32], align 4
36 %e = getelementptr inbounds [10 x i32], ptr %a, i32 0, i64 12
37 store i32 42, ptr %e, align 4
39 ; CHECK-LABEL: define void @bar
40 ; CHECK: __asan_report
44 define void @endoftests() sanitize_address {
47 ; CHECK-LABEL: define void @endoftests