• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1; RUN: opt < %s -tsan -S | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-EXC
2; RUN: opt < %s -tsan -S -tsan-handle-cxx-exceptions=0 | FileCheck %s --check-prefix=CHECK --check-prefix=CHECK-NOEXC
3
4target 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"
5
6declare void @can_throw()
7declare void @cannot_throw() nounwind
8
9define i32 @func1() sanitize_thread {
10  call void @can_throw()
11  ret i32 0
12  ; CHECK-EXC: define i32 @func1()
13  ; CHECK-EXC:   call void @__tsan_func_entry
14  ; CHECK-EXC:   invoke void @can_throw()
15  ; CHECK-EXC: .noexc:
16  ; CHECK-EXC:   call void @__tsan_func_exit()
17  ; CHECK-EXC:   ret i32 0
18  ; CHECK-EXC: tsan_cleanup:
19  ; CHECK-EXC:   call void @__tsan_func_exit()
20  ; CHECK-EXC:   resume
21  ; CHECK-NOEXC: define i32 @func1()
22  ; CHECK-NOEXC: call void @__tsan_func_entry
23  ; CHECK-NOEXC: call void @can_throw()
24  ; CHECK-NOEXC: call void @__tsan_func_exit()
25  ; CHECK-NOEXC: ret i32 0
26}
27
28define i32 @func2() sanitize_thread {
29  call void @cannot_throw()
30  ret i32 0
31  ; CHECK: define i32 @func2()
32  ; CHECK: call void @__tsan_func_entry
33  ; CHECK: call void @cannot_throw()
34  ; CHECK: call void @__tsan_func_exit()
35  ; CHECK: ret i32 0
36}
37
38define i32 @func3(i32* %p) sanitize_thread {
39  %a = load i32, i32* %p
40  ret i32 %a
41  ; CHECK: define i32 @func3(i32* %p)
42  ; CHECK: call void @__tsan_func_entry
43  ; CHECK: call void @__tsan_read4
44  ; CHECK: %a = load i32, i32* %p
45  ; CHECK: call void @__tsan_func_exit()
46  ; CHECK: ret i32 %a
47}
48
49define i32 @func4() sanitize_thread nounwind {
50  call void @can_throw()
51  ret i32 0
52  ; CHECK: define i32 @func4()
53  ; CHECK: call void @__tsan_func_entry
54  ; CHECK: call void @can_throw()
55  ; CHECK: call void @__tsan_func_exit()
56  ; CHECK: ret i32 0
57}
58