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
7 ; RUN: opt < %s -asan -asan-module -asan-coverage=0 -asan-globals=0 -S | \
8 ; RUN: FileCheck %s --check-prefix=CHECK0
9 ; RUN: opt < %s -asan -asan-module -asan-coverage=1 -asan-globals=0 -S | \
10 ; RUN: FileCheck %s --check-prefix=CHECK1
11 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-globals=0 -S | \
12 ; RUN: FileCheck %s --check-prefix=CHECK2
13 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=10 \
14 ; RUN: -asan-globals=0 -S | FileCheck %s --check-prefix=CHECK2
15 ; RUN: opt < %s -asan -asan-module -asan-coverage=2 -asan-coverage-block-threshold=1 \
16 ; RUN: -asan-globals=0 -S | FileCheck %s --check-prefix=CHECK1
18 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"
19 target triple = "x86_64-unknown-linux-gnu"
20 define void @foo(i32* %a) sanitize_address {
22 %tobool = icmp eq i32* %a, null
23 br i1 %tobool, label %if.end, label %if.then
25 if.then: ; preds = %entry
26 store i32 0, i32* %a, align 4
29 if.end: ; preds = %entry, %if.then
33 ; CHECK0-NOT: call void @__sanitizer_cov(
34 ; CHECK0-NOT: call void @__sanitizer_cov_module_init(
36 ; CHECK1-LABEL: define void @foo
37 ; CHECK1: %0 = load atomic i8* @__asan_gen_cov_foo monotonic, align 1
38 ; CHECK1: %1 = icmp eq i8 0, %0
39 ; CHECK1: br i1 %1, label %2, label %3
40 ; CHECK1: call void @__sanitizer_cov
41 ; CHECK1-NOT: call void @__sanitizer_cov
42 ; CHECK1: store atomic i8 1, i8* @__asan_gen_cov_foo monotonic, align 1
44 ; CHECK1-LABEL: define internal void @asan.module_ctor
46 ; CHECK1: call void @__sanitizer_cov_module_init(i64 1)
50 ; CHECK2-LABEL: define void @foo
51 ; CHECK2: call void @__sanitizer_cov
52 ; CHECK2: call void @__sanitizer_cov
53 ; CHECK2: call void @__sanitizer_cov
54 ; CHECK2-NOT: call void @__sanitizer_cov
57 ; CHECK2-LABEL: define internal void @asan.module_ctor
59 ; CHECK2: call void @__sanitizer_cov_module_init(i64 3)