1 | // RUN: %clangxx -w -fsanitize=bool -fno-sanitize-memory-param-retval %s -o %t |
2 | // RUN: %run %t 2>&1 | FileCheck %s |
3 | |
4 | // __ubsan_on_report is not defined as weak. Redefining it here isn't supported |
5 | // on Windows. |
6 | // |
7 | // UNSUPPORTED: target={{.*windows.*}} |
8 | // Linkage issue |
9 | // XFAIL: target={{.*openbsd.*}} |
10 | |
11 | #include <cstdio> |
12 | |
13 | // Override __ubsan_on_report() from the runtime, just for testing purposes. |
14 | // Required for dyld macOS 12.0+ |
15 | #if (__APPLE__) |
16 | __attribute__((weak)) |
17 | #endif |
18 | extern "C" void |
19 | __ubsan_on_report(void) { |
20 | void __ubsan_get_current_report_data( |
21 | const char **OutIssueKind, const char **OutMessage, |
22 | const char **OutFilename, unsigned *OutLine, unsigned *OutCol, |
23 | char **OutMemoryAddr); |
24 | const char *IssueKind, *Message, *Filename; |
25 | unsigned Line, Col; |
26 | char *Addr; |
27 | |
28 | __ubsan_get_current_report_data(OutIssueKind: &IssueKind, OutMessage: &Message, OutFilename: &Filename, OutLine: &Line, OutCol: &Col, |
29 | OutMemoryAddr: &Addr); |
30 | |
31 | printf(format: "Issue: %s\n" , IssueKind); |
32 | printf(format: "Location: %s:%u:%u\n" , Filename, Line, Col); |
33 | printf(format: "Message: %s\n" , Message); |
34 | fflush(stdout); |
35 | |
36 | (void)Addr; |
37 | } |
38 | |
39 | int main() { |
40 | char C = 3; |
41 | bool B = *(bool *)&C; |
42 | // CHECK: Issue: invalid-bool-load |
43 | // CHECK-NEXT: Location: {{.*}}monitor.cpp:[[@LINE-2]]:12 |
44 | // CHECK-NEXT: Message: Load of value 3, which is not a valid value for type 'bool' |
45 | return 0; |
46 | } |
47 | |