clang/test/CodeGen/hwasan-globals.cpp

   1 // REQUIRES: aarch64-registered-target
   2
   3 // RUN: %clang_cc1 -include %S/Inputs/sanitizer-extra-source.cpp \
   4 // RUN:   -fsanitize-ignorelist=%S/Inputs/sanitizer-ignorelist-global.txt \
   5 // RUN:   -fsanitize=hwaddress -emit-llvm -triple aarch64-linux-android31 -o -\
   6 // RUN:    %s | FileCheck %s
   7
   8 // RUN: %clang_cc1 -include %S/Inputs/sanitizer-extra-source.cpp \
   9 // RUN:   -fsanitize-ignorelist=%S/Inputs/sanitizer-ignorelist-src.txt \
  10 // RUN:   -fsanitize=hwaddress -emit-llvm -triple aarch64-linux-android31 -o -\
  11 // RUN:   %s | FileCheck %s --check-prefix=IGNORELIST
  12
  13 int global;
  14 int __attribute__((no_sanitize("hwaddress"))) attributed_global;
  15 int __attribute__((disable_sanitizer_instrumentation)) disable_instrumentation_global;
  16 int ignorelisted_global;
  17 extern int __attribute__((no_sanitize("hwaddress"))) external_global;
  18
  19 void func() {
  20   static int static_var = 0;
  21   const char *literal = "Hello, world!";
  22   external_global = 1;
  23 }
  24
  25 // CHECK: @{{.*}}attributed_global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  26 // CHECK: @{{.*}}disable_instrumentation_global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  27 // CHECK: @{{.*}}ignorelisted_global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  28 // CHECK: @{{.*}}external_global{{.*}} ={{.*}}, no_sanitize_hwaddress
  29 // CHECK: @{{.*}}extra_global{{.*}}.hwasan{{.*}} =
  30 // CHECK: @{{.*}}global{{.*}}.hwasan{{.*}} =
  31 // CHECK: @{{.*}}static_var{{.*}}.hwasan{{.*}} =
  32 // CHECK: @{{.*}}.hwasan{{.*}} = {{.*}} c"Hello, world!\00"
  33
  34 // IGNORELIST: @{{.*}}global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  35 // IGNORELIST: @{{.*}}attributed_global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  36 // IGNORELIST: @{{.*}}disable_instrumentation_global{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  37 // IGNORELIST: @{{.*}}ignorelisted_globa{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  38 // IGNORELIST: @{{.*}}static_var{{.*}} ={{.*}} global {{.*}}, no_sanitize_hwaddress
  39 // IGNORELIST: @{{.*}} = {{.*}} c"Hello, world!\00"{{.*}}, no_sanitize_hwaddress
  40 // IGNORELIST: @{{.*}}external_global{{.*}} ={{.*}}, no_sanitize_hwaddress
  41 // IGNORELIST: @{{.*}}extra_global{{.*}}.hwasan{{.*}} =