1// FIXME: https://code.google.com/p/address-sanitizer/issues/detail?id=316 2// XFAIL: android 3// XFAIL: mips64 4// 5// We use fast_unwind_on_malloc=0 to have full unwinding even w/o frame 6// pointers. This setting is not on by default because it's too expensive. 7// 8// Different size: detect a bug if detect_odr_violation>=1 9// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so 10// RUN: %clangxx_asan %s %t-ODR-SO.so -Wl,-R. -o %t-ODR-EXE 11// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 not %run %t-ODR-EXE 2>&1 | FileCheck %s 12// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s 13// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED 14// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s 15// 16// Same size: report a bug only if detect_odr_violation>=2. 17// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared %s -o %t-ODR-SO.so -DSZ=100 18// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=1 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED 19// RUN: %env_asan_opts=fast_unwind_on_malloc=0:detect_odr_violation=2 not %run %t-ODR-EXE 2>&1 | FileCheck %s 20// RUN: %env_asan_opts=fast_unwind_on_malloc=0 not %run %t-ODR-EXE 2>&1 | FileCheck %s 21// RUN: echo "odr_violation:foo::ZZZ" > %t.supp 22// 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 23// RUN: echo "odr_violation:foo::G" > %t.supp 24// 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 25// RUN: rm -f %t.supp 26// 27// Use private aliases for global variables: use indicator symbol to detect ODR violation. 28// RUN: %clangxx_asan -DBUILD_SO=1 -fPIC -shared -mllvm -asan-use-private-alias %s -o %t-ODR-SO.so -DSZ=100 29// RUN: %clangxx_asan -mllvm -asan-use-private-alias %s %t-ODR-SO.so -Wl,-R. -o %t-ODR-EXE 30// RUN: %env_asan_opts=fast_unwind_on_malloc=0 %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED 31// RUN: %env_asan_opts=fast_unwind_on_malloc=0:use_odr_indicator=false %run %t-ODR-EXE 2>&1 | FileCheck %s --check-prefix=DISABLED 32// RUN: %env_asan_opts=fast_unwind_on_malloc=0:use_odr_indicator=true not %run %t-ODR-EXE 2>&1 | FileCheck %s 33 34// GNU driver doesn't handle .so files properly. 35// REQUIRES: Clang 36 37#ifndef SZ 38# define SZ 4 39#endif 40 41#if BUILD_SO 42namespace foo { char G[SZ]; } 43#else 44#include <stdio.h> 45namespace foo { char G[100]; } 46// CHECK: ERROR: AddressSanitizer: odr-violation 47// CHECK: size=100 'foo::G' {{.*}}odr-violation.cc:[[@LINE-2]]:22 48// CHECK: size={{4|100}} 'foo::G' 49int main(int argc, char **argv) { 50 printf("PASS: %p\n", &foo::G); 51} 52#endif 53 54// CHECK: These globals were registered at these points: 55// CHECK: ODR-EXE 56// CHECK: ODR-SO 57// CHECK: SUMMARY: AddressSanitizer: odr-violation: global 'foo::G' at {{.*}}odr-violation.cc 58// DISABLED: PASS 59