1 ; RUN: opt < %s -asan -asan-module -asan-coverage=0 -S | FileCheck %s --check-prefix=CHECK0
2 ; RUN: opt < %s -asan -asan-module -asan-coverage=1 -S | FileCheck %s --check-prefix=CHECK1
3 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -S | FileCheck %s --check-prefix=CHECK2
4 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK2
5 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=1 -S | FileCheck %s --check-prefix=CHECK1
6 ; RUN: opt < %s -asan -asan-module -asan-coverage=3 -asan-coverage-block-threshold=10 -S | FileCheck %s --check-prefix=CHECK3
8 ; RUN: opt < %s -asan -asan-module -asan-coverage=0 -asan-globals=0 -S | \
9 ; RUN: FileCheck %s --check-prefix=CHECK0
10 ; RUN: opt < %s -asan -asan-module -asan-coverage=1 -asan-globals=0 -S | \
11 ; RUN: FileCheck %s --check-prefix=CHECK1
12 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-globals=0 -S | \
13 ; RUN: FileCheck %s --check-prefix=CHECK2
14 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=10 \
15 ; RUN: -asan-globals=0 -S | FileCheck %s --check-prefix=CHECK2
16 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=1 \
17 ; RUN: -asan-globals=0 -S | FileCheck %s --check-prefix=CHECK1
19 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"
20 target triple = "x86_64-unknown-linux-gnu"
21 define void @foo(i32* %a) sanitize_address {
23 %tobool = icmp eq i32* %a, null
24 br i1 %tobool, label %if.end, label %if.then
26 if.then: ; preds = %entry
27 store i32 0, i32* %a, align 4
30 if.end: ; preds = %entry, %if.then
34 ; CHECK0-NOT: call void @__sanitizer_cov(
35 ; CHECK0-NOT: call void @__sanitizer_cov_module_init(
37 ; CHECK1-LABEL: define void @foo
38 ; CHECK1: %0 = load atomic i8* @__asan_gen_cov_foo monotonic, align 1
39 ; CHECK1: %1 = icmp eq i8 0, %0
40 ; CHECK1: br i1 %1, label %2, label %3
41 ; CHECK1: call void @__sanitizer_cov
42 ; CHECK1-NOT: call void @__sanitizer_cov
43 ; CHECK1: store atomic i8 1, i8* @__asan_gen_cov_foo monotonic, align 1
45 ; CHECK1-LABEL: define internal void @asan.module_ctor
47 ; CHECK1: call void @__sanitizer_cov_module_init(i64 1)
51 ; CHECK2-LABEL: define void @foo
52 ; CHECK2: call void @__sanitizer_cov
53 ; CHECK2: call void @__sanitizer_cov
54 ; CHECK2: call void @__sanitizer_cov
55 ; CHECK2-NOT: call void @__sanitizer_cov
58 ; CHECK2-LABEL: define internal void @asan.module_ctor
60 ; CHECK2: call void @__sanitizer_cov_module_init(i64 3)
63 ; CHECK3-LABEL: define void @foo
64 ; CHECK3: call void @__sanitizer_cov
65 ; CHECK3: call void @__sanitizer_cov
66 ; CHECK3: call void @__sanitizer_cov
67 ; CHECK3: call void @__sanitizer_cov
68 ; CHECK3-NOT: call void @__sanitizer_cov