1 // Test the blacklist functionality of ASan 2 3 // RUN: echo "fun:*brokenFunction*" > %tmp 4 // RUN: echo "global:*badGlobal*" >> %tmp 5 // RUN: echo "src:*blacklist-extra.cc" >> %tmp 6 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m64 -O0 %s -o %t \ 7 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 8 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m64 -O1 %s -o %t \ 9 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 10 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m64 -O2 %s -o %t \ 11 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 12 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m64 -O3 %s -o %t \ 13 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 14 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m32 -O0 %s -o %t \ 15 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 16 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m32 -O1 %s -o %t \ 17 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 18 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m32 -O2 %s -o %t \ 19 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 20 // RUN: %clangxx_asan -fsanitize-blacklist=%tmp -m32 -O3 %s -o %t \ 21 // RUN: %p/Helpers/blacklist-extra.cc && %t 2>&1 22 23 // badGlobal is accessed improperly, but we blacklisted it. 24 int badGlobal; readBadGlobal()25int readBadGlobal() { 26 return (&badGlobal)[1]; 27 } 28 29 // A function which is broken, but excluded in the blacklist. brokenFunction(int argc)30int brokenFunction(int argc) { 31 char x[10] = {0}; 32 return x[argc * 10]; // BOOM 33 } 34 35 // This function is defined in Helpers/blacklist-extra.cc, a source file which 36 // is blacklisted by name 37 int externalBrokenFunction(int x); 38 main(int argc,char ** argv)39int main(int argc, char **argv) { 40 brokenFunction(argc); 41 int x = readBadGlobal(); 42 externalBrokenFunction(argc); 43 return 0; 44 } 45