src/llvm/projects/compiler-rt/lib/asan/lit_tests/large_func_test.cc

   1 // RUN: %clangxx_asan -m64 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out
   2 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
   3 // RUN: %clangxx_asan -m64 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out
   4 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
   5 // RUN: %clangxx_asan -m64 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out
   6 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
   7 // RUN: %clangxx_asan -m64 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out
   8 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
   9 // RUN: %clangxx_asan -m32 -O0 %s -o %t && %t 2>&1 | %symbolize > %t.out
  10 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
  11 // RUN: %clangxx_asan -m32 -O1 %s -o %t && %t 2>&1 | %symbolize > %t.out
  12 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
  13 // RUN: %clangxx_asan -m32 -O2 %s -o %t && %t 2>&1 | %symbolize > %t.out
  14 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
  15 // RUN: %clangxx_asan -m32 -O3 %s -o %t && %t 2>&1 | %symbolize > %t.out
  16 // RUN: FileCheck %s < %t.out && FileCheck %s --check-prefix=CHECK-%os < %t.out
  17
  18 #include <stdlib.h>
  19 __attribute__((noinline))
  20 static void LargeFunction(int *x, int zero) {
  21   x[0]++;
  22   x[1]++;
  23   x[2]++;
  24   x[3]++;
  25   x[4]++;
  26   x[5]++;
  27   x[6]++;
  28   x[7]++;
  29   x[8]++;
  30   x[9]++;
  31
  32   x[zero + 111]++;  // we should report this exact line
  33
  34   x[10]++;
  35   x[11]++;
  36   x[12]++;
  37   x[13]++;
  38   x[14]++;
  39   x[15]++;
  40   x[16]++;
  41   x[17]++;
  42   x[18]++;
  43   x[19]++;
  44 }
  45
  46 int main(int argc, char **argv) {
  47   int *x = new int[100];
  48   LargeFunction(x, argc - 1);
  49   delete x;
  50 }
  51
  52 // CHECK: {{.*ERROR: AddressSanitizer heap-buffer-overflow on address}}
  53 // CHECK:   {{0x.* at pc 0x.* bp 0x.* sp 0x.*}}
  54 // CHECK: {{READ of size 4 at 0x.* thread T0}}
  55
  56 // atos incorrectly extracts the symbol name for the static functions on
  57 // Darwin.
  58 // CHECK-Linux:  {{    #0 0x.* in LargeFunction.*large_func_test.cc:32}}
  59 // CHECK-Darwin: {{    #0 0x.* in .*LargeFunction.*large_func_test.cc:32}}
  60
  61 // CHECK: {{    #1 0x.* in main .*large_func_test.cc:48}}
  62 // CHECK: {{0x.* is located 44 bytes to the right of 400-byte region}}
  63 // CHECK: {{allocated by thread T0 here:}}
  64 // CHECK: {{    #0 0x.* in operator new.*}}
  65 // CHECK: {{    #1 0x.* in main .*large_func_test.cc:47}}