1 // Test that mixing instrumented and non-instrumented code doesn't lead to crash. 2 // Build two modules (one is instrumented, another is not) that have globals 3 // with same names. Check, that ASan doesn't crash with CHECK failure or 4 // false positive global-buffer-overflow due to sanitized library poisons 5 // globals from non-sanitized one. 6 // 7 // FIXME: https://github.com/google/sanitizers/issues/316 8 // XFAIL: android 9 // XFAIL: mips64 10 // 11 // RUN: %clangxx_asan -DBUILD_INSTRUMENTED_DSO=1 -fPIC -shared -mllvm -asan-use-private-alias %s -o %t-INSTRUMENTED-SO.so 12 // RUN: %clangxx -DBUILD_UNINSTRUMENTED_DSO=1 -fPIC -shared %s -o %t-UNINSTRUMENTED-SO.so 13 // RUN: %clangxx %s -c -mllvm -asan-use-private-alias -o %t.o 14 // RUN: %clangxx_asan %t.o %t-UNINSTRUMENTED-SO.so %t-INSTRUMENTED-SO.so -o %t-EXE 15 // RUN: %env_asan_opts=use_odr_indicator=true %run %t-EXE 16 17 #if defined (BUILD_INSTRUMENTED_DSO) 18 long h = 15; 19 long f = 4; foo(long * p)20long foo(long *p) { 21 return *p; 22 } 23 #elif defined (BUILD_UNINSTRUMENTED_DSO) 24 long foo(long *); 25 long h = 12; 26 long i = 13; 27 long f = 5; 28 bar()29int bar() { 30 if (foo(&f) != 5 || foo(&h) != 12 || foo(&i) != 13) 31 return 1; 32 return 0; 33 } 34 #else 35 extern int bar(); 36 main()37int main() { 38 return bar(); 39 } 40 #endif 41