1// Test for ASAN_OPTIONS=start_deactivated=1 mode.
2// Main executable is uninstrumented, but linked to ASan runtime. The shared
3// library is instrumented.
4// Fails with debug checks: https://bugs.llvm.org/show_bug.cgi?id=46862
5// XFAIL: !compiler-rt-optimized
6
7// RUN: %clangxx_asan -O0 -DSHARED_LIB %s -fPIC -shared -o %t-so.so
8// RUN: %clangxx -O0 %s -c -o %t.o
9// RUN: %clangxx_asan -O0 %t.o %libdl -o %t
10
11// RUN: rm -f %t.asan.options.activation-options.cpp.tmp
12// RUN: rm -f %t.asan.options.ABCDE
13// RUN: echo "help=1" >%t.asan.options.activation-options.cpp.tmp
14
15// RUN: %env_asan_opts=start_deactivated=1 \
16// RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t 2>&1 | \
17// RUN: FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND
18
19// RUN: %env_asan_opts=start_deactivated=1 \
20// RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options not %run %t 2>&1 | \
21// RUN: FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING
22
23// RUN: %env_asan_opts=start_deactivated=1 \
24// RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b not %run %t --fix-name 2>&1 | \
25// RUN: FileCheck %s --check-prefix=CHECK-NO-HELP --check-prefix=CHECK-MISSING
26
27// RUN: echo "help=1" >%t.asan.options.ABCDE
28
29// RUN: %env_asan_opts=start_deactivated=1 \
30// RUN: ASAN_ACTIVATION_OPTIONS=include=%t.asan.options.%b %run %t --fix-name 2>&1 | \
31// RUN: FileCheck %s --check-prefix=CHECK-HELP --check-prefix=CHECK-FOUND
32
33// XFAIL: android
34
35#if !defined(SHARED_LIB)
36#include <assert.h>
37#include <dlfcn.h>
38#include <stdio.h>
39#include <stdlib.h>
40#include <string.h>
41#include <unistd.h>
42
43#include <string>
44
45#include "sanitizer/asan_interface.h"
46
47typedef void (*Fn)();
48
49int main(int argc, char *argv[]) {
50 std::string path = std::string(argv[0]) + "-so.so";
51
52 if (argc > 1 && strcmp(s1: argv[1], s2: "--fix-name") == 0) {
53 assert(strlen(argv[0]) > 5);
54 strcpy(dest: argv[0], src: "ABCDE");
55 }
56
57 void *dso = dlopen(file: path.c_str(), RTLD_NOW);
58 if (!dso) {
59 fprintf(stderr, format: "dlopen failed: %s\n", dlerror());
60 return 1;
61 }
62
63 return 0;
64}
65#else // SHARED_LIB
66// Empty: all we need is an ASan shared library constructor.
67#endif // SHARED_LIB
68
69// CHECK-HELP: Available flags for {{.*}}Sanitizer:
70// CHECK-NO-HELP-NOT: Available flags for {{.*}}Sanitizer:
71// CHECK-FOUND-NOT: Failed to read options
72// CHECK-MISSING: Failed to read options
73

source code of compiler-rt/test/asan/TestCases/Linux/activation-options.cpp