1 // FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316
2 // XFAIL: android
3 //
4 // We use fast_unwind_on_malloc=0 to have full unwinding even w/o frame
5 // pointers. This setting is not on by default because it's too expensive.
6 //
7 // Different size: detect a bug if detect_odr_violation>=1
8 // RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so
9 // RUN: %clangxx_asan %s %t-ODR-SO.so -Wl,-R. -o %t-ODR-EXE
10 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 not %run %t-ODR-EXE 2>&1 | FileCheck %s
11 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
12 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
13 // RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
14 //
15 // Same size: report a bug only if detect_odr_violation>=2.
16 // RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so -DSZ=100
17 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
18 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s
19 // RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
20 // RUN: echo "odr_violation:foo::ZZZ" > %t.supp
21 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp not %run %t-ODR-EXE 2>&1 | FileCheck %s
22 // RUN: echo "odr_violation:foo::G" > %t.supp
23 // RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2:suppressions=%t.supp %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
24 // RUN: rm -f %t.supp
25
26 // GNU driver doesn't handle .so files properly.
27 // REQUIRES: Clang
28
29 #ifndef SZ
30 # define SZ 4
31 #endif
32
33 #if BUILD_SO
34 namespace foo { char G[SZ]; }
35 #else
36 #include <stdio.h>
37 namespace foo { char G[100]; }
38 // CHECK: ERROR: AddressSanitizer: odr-violation
39 // CHECK: size=100 'foo::G' {{.*}}odr-violation.cc:[[@LINE-2]]:22
40 // CHECK: size={{4|100}} 'foo::G'
main(int argc,char ** argv)41 int main(int argc, char **argv) {
42 printf("PASS: %p\n", &foo::G);
43 }
44 #endif
45
46 // CHECK: These globals were registered at these points:
47 // CHECK: ODR-EXE
48 // CHECK: ODR-SO
49 // CHECK: SUMMARY: AddressSanitizer: odr-violation: global 'foo::G' at {{.*}}odr-violation.cc
50 // DISABLED: PASS
51