clang/test/SemaCXX/attr-no-sanitize.cpp

   1 // RUN: %clang_cc1 -std=c++11 -fsyntax-only -verify %s
   2 // RUN: not %clang_cc1 -std=c++11 -ast-dump %s | FileCheck --check-prefix=DUMP %s
   3 // RUN: not %clang_cc1 -std=c++11 -ast-print %s | FileCheck --check-prefix=PRINT %s
   4
   5 int f1() __attribute__((no_sanitize)); // expected-error{{'no_sanitize' attribute takes at least 1 argument}}
   6
   7 int f2() __attribute__((no_sanitize(1))); // expected-error{{expected string literal as argument of 'no_sanitize' attribute}}
   8
   9 __attribute__((no_sanitize("all"))) int global; // expected-warning{{'no_sanitize' attribute argument 'all' not supported on a global variable}}
  10 __attribute__((no_sanitize("unknown"))) int global2; // expected-warning{{unknown sanitizer 'unknown' ignored}}
  11
  12 // DUMP-LABEL: FunctionDecl {{.*}} f3
  13 // DUMP: NoSanitizeAttr {{.*}} address
  14 // PRINT: int f3() __attribute__((no_sanitize("address")))
  15 int f3() __attribute__((no_sanitize("address")));
  16
  17 // DUMP-LABEL: FunctionDecl {{.*}} f4
  18 // DUMP: NoSanitizeAttr {{.*}} thread
  19 // PRINT: {{\[\[}}clang::no_sanitize("thread")]] int f4()
  20 [[clang::no_sanitize("thread")]] int f4();
  21
  22 // DUMP-LABEL: FunctionDecl {{.*}} f4
  23 // DUMP: NoSanitizeAttr {{.*}} hwaddress
  24 // PRINT: {{\[\[}}clang::no_sanitize("hwaddress")]] int f4()
  25 [[clang::no_sanitize("hwaddress")]] int f4();
  26
  27 // DUMP-LABEL: FunctionDecl {{.*}} f5
  28 // DUMP: NoSanitizeAttr {{.*}} address thread hwaddress
  29 // PRINT: int f5() __attribute__((no_sanitize("address", "thread", "hwaddress")))
  30 int f5() __attribute__((no_sanitize("address", "thread", "hwaddress")));
  31
  32 // DUMP-LABEL: FunctionDecl {{.*}} f6
  33 // DUMP: NoSanitizeAttr {{.*}} unknown
  34 // PRINT: int f6() __attribute__((no_sanitize("unknown")))
  35 int f6() __attribute__((no_sanitize("unknown"))); // expected-warning{{unknown sanitizer 'unknown' ignored}}
  36
  37 // DUMP-LABEL: FunctionDecl {{.*}} f7
  38 // DUMP: NoSanitizeAttr {{.*}} memtag
  39 // PRINT: {{\[\[}}clang::no_sanitize("memtag")]] int f7()
  40 [[clang::no_sanitize("memtag")]] int f7();