int DefinedInDifferentFile(int *a); // RUN: echo "int DefinedInDifferentFile(int *a) { return *a; }" > %t.extra-source.cpp // RUN: echo "struct S { S(){} ~S(){} };" >> %t.extra-source.cpp // RUN: echo "S glob_array[5];" >> %t.extra-source.cpp // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp | FileCheck -check-prefix=WITHOUT %s // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address | FileCheck -check-prefix=ASAN %s // RUN: echo "fun:*BlacklistedFunction*" > %t.func.blacklist // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.func.blacklist | FileCheck -check-prefix=BLFUNC %s // RUN: echo "src:%s" > %t.file.blacklist // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -include %t.extra-source.cpp -fsanitize=address -fsanitize-blacklist=%t.file.blacklist | FileCheck -check-prefix=BLFILE %s // FIXME: %t.file.blacklist is like "src:x:\path\to\clang\test\CodeGen\address-safety-attr.cpp" // REQUIRES: shell // The sanitize_address attribute should be attached to functions // when AddressSanitizer is enabled, unless no_sanitize_address attribute // is present. // Attributes for function defined in different source file: // WITHOUT: DefinedInDifferentFile{{.*}} [[NOATTR:#[0-9]+]] // BLFILE: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]] // BLFUNC: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]] // ASAN: DefinedInDifferentFile{{.*}} [[WITH:#[0-9]+]] // Check that functions generated for global in different source file are // not blacklisted. // WITHOUT: @__cxx_global_var_init{{.*}}[[NOATTR_NO_TF:#[0-9]+]] // WITHOUT: @__cxx_global_array_dtor{{.*}}[[NOATTR_NO_TF]] // BLFILE: @__cxx_global_var_init{{.*}}[[WITH_NO_TF:#[0-9]+]] // BLFILE: @__cxx_global_array_dtor{{.*}}[[WITH_NO_TF]] // BLFUNC: @__cxx_global_var_init{{.*}}[[WITH_NO_TF:#[0-9]+]] // BLFUNC: @__cxx_global_array_dtor{{.*}}[[WITH_NO_TF]] // ASAN: @__cxx_global_var_init{{.*}}[[WITH_NO_TF:#[0-9]+]] // ASAN: @__cxx_global_array_dtor{{.*}}[[WITH_NO_TF]] // WITHOUT: NoAddressSafety1{{.*}}) [[NOATTR]] // BLFILE: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]] // BLFUNC: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]] // ASAN: NoAddressSafety1{{.*}}) [[NOATTR:#[0-9]+]] __attribute__((no_sanitize_address)) int NoAddressSafety1(int *a) { return *a; } // WITHOUT: NoAddressSafety2{{.*}}) [[NOATTR]] // BLFILE: NoAddressSafety2{{.*}}) [[NOATTR]] // BLFUNC: NoAddressSafety2{{.*}}) [[NOATTR]] // ASAN: NoAddressSafety2{{.*}}) [[NOATTR]] __attribute__((no_sanitize_address)) int NoAddressSafety2(int *a); int NoAddressSafety2(int *a) { return *a; } // WITHOUT: AddressSafetyOk{{.*}}) [[NOATTR]] // BLFILE: AddressSafetyOk{{.*}}) [[NOATTR]] // BLFUNC: AddressSafetyOk{{.*}}) [[WITH]] // ASAN: AddressSafetyOk{{.*}}) [[WITH]] int AddressSafetyOk(int *a) { return *a; } // WITHOUT: BlacklistedFunction{{.*}}) [[NOATTR]] // BLFILE: BlacklistedFunction{{.*}}) [[NOATTR]] // BLFUNC: BlacklistedFunction{{.*}}) [[NOATTR]] // ASAN: BlacklistedFunction{{.*}}) [[WITH]] int BlacklistedFunction(int *a) { return *a; } #define GENERATE_FUNC(name) \ int name(int *a) { return *a; } // WITHOUT: GeneratedFunction{{.*}}) [[NOATTR]] // BLFILE: GeneratedFunction{{.*}}) [[NOATTR]] // BLFUNC: GeneratedFunction{{.*}}) [[WITH]] // ASAN: GeneratedFunction{{.*}}) [[WITH]] GENERATE_FUNC(GeneratedFunction) #define GENERATE_NAME(name) name##_generated // WITHOUT: Function_generated{{.*}}) [[NOATTR]] // BLFILE: Function_generated{{.*}}) [[NOATTR]] // BLFUNC: Function_generated{{.*}}) [[WITH]] // ASAN: Function_generated{{.*}}) [[WITH]] int GENERATE_NAME(Function)(int *a) { return *a; } // WITHOUT: TemplateAddressSafetyOk{{.*}}) [[NOATTR]] // BLFILE: TemplateAddressSafetyOk{{.*}}) [[NOATTR]] // BLFUNC: TemplateAddressSafetyOk{{.*}}) [[WITH]] // ASAN: TemplateAddressSafetyOk{{.*}}) [[WITH]] template int TemplateAddressSafetyOk() { return i; } // WITHOUT: TemplateNoAddressSafety{{.*}}) [[NOATTR]] // BLFILE: TemplateNoAddressSafety{{.*}}) [[NOATTR]] // BLFUNC: TemplateNoAddressSafety{{.*}}) [[NOATTR]] // ASAN: TemplateNoAddressSafety{{.*}}) [[NOATTR]] template __attribute__((no_sanitize_address)) int TemplateNoAddressSafety() { return i; } int force_instance = TemplateAddressSafetyOk<42>() + TemplateNoAddressSafety<42>(); // Check that __cxx_global_var_init* get the sanitize_address attribute. int global1 = 0; int global2 = *(int*)((char*)&global1+1); // WITHOUT: @__cxx_global_var_init{{.*}}[[NOATTR_NO_TF]] // BLFILE: @__cxx_global_var_init{{.*}}[[NOATTR_NO_TF:#[0-9]+]] // BLFUNC: @__cxx_global_var_init{{.*}}[[WITH_NO_TF]] // ASAN: @__cxx_global_var_init{{.*}}[[WITH_NO_TF]] // WITHOUT: attributes [[NOATTR]] = { nounwind{{.*}} } // WITHOUT: attributes [[NOATTR_NO_TF]] = { nounwind } // BLFILE: attributes [[WITH]] = { nounwind sanitize_address{{.*}} } // BLFILE: attributes [[WITH_NO_TF]] = { nounwind sanitize_address } // BLFILE: attributes [[NOATTR_NO_TF]] = { nounwind } // BLFILE: attributes [[NOATTR]] = { nounwind{{.*}} } // BLFUNC: attributes [[WITH]] = { nounwind sanitize_address{{.*}} } // BLFUNC: attributes [[WITH_NO_TF]] = { nounwind sanitize_address } // BLFUNC: attributes [[NOATTR]] = { nounwind{{.*}} } // ASAN: attributes [[WITH]] = { nounwind sanitize_address{{.*}} } // ASAN: attributes [[WITH_NO_TF]] = { nounwind sanitize_address } // ASAN: attributes [[NOATTR]] = { nounwind{{.*}} }