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 %dynamiclib
9 // RUN: %clangxx_asan %s %ld_flags_rpath_exe -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 %dynamiclib -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 // Use private aliases for global variables without indicator symbol.
27 // RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -mllvm -asan-use-private-alias %s -o %dynamiclib -DSZ=100
28 // RUN: %clangxx_asan -mllvm -asan-use-private-alias %s %ld_flags_rpath_exe -o %t-ODR-EXE
29 // RUN: %env_asan_opts=fast_unwind_on_malloc=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED
30 
31 // Use private aliases for global variables: use indicator symbol to detect ODR violation.
32 // RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -mllvm -asan-use-private-alias -mllvm -asan-use-odr-indicator  %s -o %dynamiclib -DSZ=100
33 // RUN: %clangxx_asan -mllvm -asan-use-private-alias -mllvm -asan-use-odr-indicator %s %ld_flags_rpath_exe -o %t-ODR-EXE
34 // RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
35 
36 // Same as above but with clang switches.
37 // RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -fsanitize-address-use-odr-indicator %s -o %dynamiclib -DSZ=100
38 // RUN: %clangxx_asan -fsanitize-address-use-odr-indicator %s %ld_flags_rpath_exe -o %t-ODR-EXE
39 // RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s
40 
41 // GNU driver doesn't handle .so files properly.
42 // REQUIRES: Clang
43 
44 #ifndef SZ
45 # define SZ 4
46 #endif
47 
48 #if BUILD_SO
49 namespace foo { char G[SZ]; }
50 #else
51 #include <stdio.h>
52 namespace foo { char G[100]; }
53 // CHECK: ERROR: AddressSanitizer: odr-violation
54 // CHECK: size=100 'foo::G' {{.*}}odr-violation.cpp:[[@LINE-2]]:22
55 // CHECK: size={{4|100}} 'foo::G'
56 int main(int argc, char **argv) {
57   printf("PASS: %p\n", &foo::G);
58 }
59 #endif
60 
61 // CHECK: These globals were registered at these points:
62 // CHECK: ODR-EXE
63 // CHECK: odr-violation.cpp.dynamic
64 // CHECK: SUMMARY: AddressSanitizer: odr-violation: global 'foo::G' at {{.*}}odr-violation.cpp
65 // DISABLED: PASS
66