1 // RUN: %clangxx -O0 %s -o %t
2 // RUN: %env_tool_opts=strip_path_prefix=/TestCases/ %run %t 2>&1 | FileCheck %s
3 //
4 // Tests __sanitizer_symbolize_pc.
5 #include <stdio.h>
6 #include <sanitizer/common_interface_defs.h>
7
8 int GLOBAL_VAR_ABC;
9
SymbolizeSmallBuffer()10 void SymbolizeSmallBuffer() {
11 char data[] = "abcdef";
12 __sanitizer_symbolize_pc(__builtin_return_address(0), "%p %F %L", data, 0);
13 printf("UNCHANGED '%s'\n", data);
14 __sanitizer_symbolize_pc(__builtin_return_address(0), "%p %F %L", data, 1);
15 printf("EMPTY '%s'\n", data);
16 __sanitizer_symbolize_pc(__builtin_return_address(0), "%p %F %L", data,
17 sizeof(data));
18 printf("PARTIAL '%s'\n", data);
19 }
20
SymbolizeCaller()21 void SymbolizeCaller() {
22 char data[100];
23 __sanitizer_symbolize_pc(__builtin_return_address(0), "%p %F %L", data,
24 sizeof(data));
25 printf("FIRST_FORMAT %s\n", data);
26 __sanitizer_symbolize_pc(__builtin_return_address(0),
27 "FUNC:%f LINE:%l FILE:%s", data, sizeof(data));
28 printf("SECOND_FORMAT %s\n", data);
29 __sanitizer_symbolize_pc(__builtin_return_address(0),
30 "LOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO"
31 "OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO"
32 "OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO"
33 "OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOO"
34 "OOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOOONG"
35 "FUNC:%f LINE:%l FILE:%s", data, sizeof(data));
36 printf("LONG_FORMAT %s\n", data);
37 }
38
SymbolizeData()39 void SymbolizeData() {
40 char data[100];
41 __sanitizer_symbolize_global(&GLOBAL_VAR_ABC, "%g %s:%l", data, sizeof(data));
42 printf("GLOBAL: %s\n", data);
43 }
44
main()45 int main() {
46 // CHECK: UNCHANGED 'abcdef'
47 // CHECK: EMPTY ''
48 // CHECK: PARTIAL '0x{{.*}}'
49 SymbolizeSmallBuffer();
50
51 // CHECK: FIRST_FORMAT 0x{{.*}} in main symbolize_pc.cpp:[[@LINE+2]]
52 // CHECK: SECOND_FORMAT FUNC:main LINE:[[@LINE+1]] FILE:symbolize_pc.cpp
53 SymbolizeCaller();
54
55 // CHECK: GLOBAL: GLOBAL_VAR_ABC
56 SymbolizeData();
57 }
58