1*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s | FileCheck -check-prefix=WITHOUT %s 2*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -fsanitize=thread | FileCheck -check-prefix=TSAN %s 3*67e74705SXin Li // RUN: echo "src:%s" > %t 4*67e74705SXin Li // RUN: %clang_cc1 -triple x86_64-apple-darwin -emit-llvm -o - %s -fsanitize=thread -fsanitize-blacklist=%t | FileCheck -check-prefix=BL %s 5*67e74705SXin Li 6*67e74705SXin Li // REQUIRES: shell 7*67e74705SXin Li 8*67e74705SXin Li // The sanitize_thread attribute should be attached to functions 9*67e74705SXin Li // when ThreadSanitizer is enabled, unless no_sanitize_thread attribute 10*67e74705SXin Li // is present. 11*67e74705SXin Li 12*67e74705SXin Li // WITHOUT: NoTSAN1{{.*}}) [[NOATTR:#[0-9]+]] 13*67e74705SXin Li // BL: NoTSAN1{{.*}}) [[NOATTR:#[0-9]+]] 14*67e74705SXin Li // TSAN: NoTSAN1{{.*}}) [[NOATTR:#[0-9]+]] 15*67e74705SXin Li __attribute__((no_sanitize_thread)) NoTSAN1(int * a)16*67e74705SXin Liint NoTSAN1(int *a) { return *a; } 17*67e74705SXin Li 18*67e74705SXin Li // WITHOUT: NoTSAN2{{.*}}) [[NOATTR]] 19*67e74705SXin Li // BL: NoTSAN2{{.*}}) [[NOATTR]] 20*67e74705SXin Li // TSAN: NoTSAN2{{.*}}) [[NOATTR]] 21*67e74705SXin Li __attribute__((no_sanitize_thread)) 22*67e74705SXin Li int NoTSAN2(int *a); NoTSAN2(int * a)23*67e74705SXin Liint NoTSAN2(int *a) { return *a; } 24*67e74705SXin Li 25*67e74705SXin Li // WITHOUT: NoTSAN3{{.*}}) [[NOATTR:#[0-9]+]] 26*67e74705SXin Li // BL: NoTSAN3{{.*}}) [[NOATTR:#[0-9]+]] 27*67e74705SXin Li // TSAN: NoTSAN3{{.*}}) [[NOATTR:#[0-9]+]] 28*67e74705SXin Li __attribute__((no_sanitize("thread"))) NoTSAN3(int * a)29*67e74705SXin Liint NoTSAN3(int *a) { return *a; } 30*67e74705SXin Li 31*67e74705SXin Li // WITHOUT: TSANOk{{.*}}) [[NOATTR]] 32*67e74705SXin Li // BL: TSANOk{{.*}}) [[NOATTR]] 33*67e74705SXin Li // TSAN: TSANOk{{.*}}) [[WITH:#[0-9]+]] TSANOk(int * a)34*67e74705SXin Liint TSANOk(int *a) { return *a; } 35*67e74705SXin Li 36*67e74705SXin Li // WITHOUT: TemplateTSANOk{{.*}}) [[NOATTR]] 37*67e74705SXin Li // BL: TemplateTSANOk{{.*}}) [[NOATTR]] 38*67e74705SXin Li // TSAN: TemplateTSANOk{{.*}}) [[WITH]] 39*67e74705SXin Li template<int i> TemplateTSANOk()40*67e74705SXin Liint TemplateTSANOk() { return i; } 41*67e74705SXin Li 42*67e74705SXin Li // WITHOUT: TemplateNoTSAN{{.*}}) [[NOATTR]] 43*67e74705SXin Li // BL: TemplateNoTSAN{{.*}}) [[NOATTR]] 44*67e74705SXin Li // TSAN: TemplateNoTSAN{{.*}}) [[NOATTR]] 45*67e74705SXin Li template<int i> 46*67e74705SXin Li __attribute__((no_sanitize_thread)) TemplateNoTSAN()47*67e74705SXin Liint TemplateNoTSAN() { return i; } 48*67e74705SXin Li 49*67e74705SXin Li int force_instance = TemplateTSANOk<42>() 50*67e74705SXin Li + TemplateNoTSAN<42>(); 51*67e74705SXin Li 52*67e74705SXin Li // Check that __cxx_global_var_init* get the sanitize_thread attribute. 53*67e74705SXin Li int global1 = 0; 54*67e74705SXin Li int global2 = *(int*)((char*)&global1+1); 55*67e74705SXin Li // WITHOUT: @__cxx_global_var_init{{.*}}[[NOATTR:#[0-9]+]] 56*67e74705SXin Li // BL: @__cxx_global_var_init{{.*}}[[NOATTR:#[0-9]+]] 57*67e74705SXin Li // TSAN: @__cxx_global_var_init{{.*}}[[WITH:#[0-9]+]] 58*67e74705SXin Li 59*67e74705SXin Li // WITHOUT: attributes [[NOATTR]] = { nounwind{{.*}} } 60*67e74705SXin Li 61*67e74705SXin Li // BL: attributes [[NOATTR]] = { nounwind{{.*}} } 62*67e74705SXin Li 63*67e74705SXin Li // TSAN: attributes [[NOATTR]] = { nounwind{{.*}} } 64*67e74705SXin Li // TSAN: attributes [[WITH]] = { nounwind sanitize_thread{{.*}} } 65