1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
|
// RUN: %clangxx -w -fsanitize=bool -fno-sanitize-memory-param-retval %s -o %t
// RUN: %run %t 2>&1 | FileCheck %s
// __ubsan_on_report is not defined as weak. Redefining it here isn't supported
// on Windows.
//
// UNSUPPORTED: target={{.*windows.*}}
// Linkage issue
// XFAIL: target={{.*openbsd.*}}
#include <cstdio>
// Override __ubsan_on_report() from the runtime, just for testing purposes.
// Required for dyld macOS 12.0+
#if (__APPLE__)
__attribute__((weak))
#endif
extern "C" void
__ubsan_on_report(void) {
void __ubsan_get_current_report_data(
const char **OutIssueKind, const char **OutMessage,
const char **OutFilename, unsigned *OutLine, unsigned *OutCol,
char **OutMemoryAddr);
const char *IssueKind, *Message, *Filename;
unsigned Line, Col;
char *Addr;
__ubsan_get_current_report_data(&IssueKind, &Message, &Filename, &Line, &Col,
&Addr);
printf("Issue: %s\n", IssueKind);
printf("Location: %s:%u:%u\n", Filename, Line, Col);
printf("Message: %s\n", Message);
fflush(stdout);
(void)Addr;
}
int main() {
char C = 3;
bool B = *(bool *)&C;
// CHECK: Issue: invalid-bool-load
// CHECK-NEXT: Location: {{.*}}monitor.cpp:[[@LINE-2]]:12
// CHECK-NEXT: Message: Load of value 3, which is not a valid value for type 'bool'
return 0;
}
|
