// RUN: %clang_tysan %s -o %t && %run %t 10 >%t.out.0 2>&1 // RUN: FileCheck --check-prefixes=CHECK,CHECK-BOTH %s < %t.out.0 // RUN: echo "fun:typeViolationignored" > %tmp // RUN: echo "src:*ignorelist.h" > %tmp // RUN: %clang_tysan -fsanitize-ignorelist=%tmp %s -o %t && %run %t 10 >%t.out 2>&1 // RUN: FileCheck --check-prefixes=CHECK-IGNORELIST,CHECK-BOTH %s < %t.out #include "ignorelist.h" #include #include void typeViolationIgnored(float *fPtr) { printf("As int: %d\n", *(int *)fPtr); } void typeViolation(int *fPtr) { printf("As float: %f\n", *(float *)fPtr); } int main() { float *f = (float *)malloc(sizeof(float)); *f = 413.0f; typeViolationIgnored(f); // CHECK: TypeSanitizer: type-aliasing-violation on address 0x{{.*}} // CHECK-NEXT: READ of size 4 at 0x{{.*}} with type int accesses an existing object of type float // CHECK-IGNORELIST-NOT: TypeSanitizer: type-aliasing-violation on address 0x{{.*}} int *i = (int *)malloc(sizeof(int)); *i = 612; typeViolation(i); // CHECK-BOTH: TypeSanitizer: type-aliasing-violation on address 0x{{.*}} // CHECK-BOTH: READ of size 4 at 0x{{.*}} with type float accesses an existing object of type int typeViolationMultiFile((void *)i); // CHECK: TypeSanitizer: type-aliasing-violation on address 0x{{.*}} // CHECK-IGNORELIST-NOT: TypeSanitizer: type-aliasing-violation on address 0x{{.*}} return 0; }