bolt/test/runtime/exceptions-no-pie.cpp

   1 // REQUIRES: system-linux
   2 // RUN: %clangxx -no-pie -Wl,-q %s -o %t.exe
   3 // RUN: llvm-bolt %t.exe -o %t.bolt.exe -lite=false
   4 // RUN: not --crash %t.bolt.exe 2>&1 | FileCheck %s --check-prefix=CHECK-FAIL
   5 // CHECK-FAIL: Should pass one argument
   6 // RUN: not %t.bolt.exe -1 | FileCheck %s --check-prefix=CHECK-BAD
   7 // CHECK-BAD: Bad value
   8 // RUN: not %t.bolt.exe 0 | FileCheck %s --check-prefix=CHECK-ZERO
   9 // CHECK-ZERO: Value is zero
  10 // RUN: %t.bolt.exe 1 | FileCheck %s --check-prefix=CHECK-GOOD
  11 // CHECK-GOOD: Good value
  12 #include <exception>
  13 #include <iostream>
  14
  15 struct ValIsZero {
  16   const char *error = "Value is zero\n";
  17 };
  18 int dummy(int arg) {
  19   if (arg == 0)
  20     throw ValIsZero();
  21   if (arg > 0)
  22     return 0;
  23   else
  24     throw std::out_of_range("Bad value");
  25 }
  26
  27 int main(int argc, char **argv) {
  28   if (argc != 2)
  29     throw std::invalid_argument("Should pass one argument");
  30   try {
  31     dummy(std::strtol(argv[1], nullptr, 10));
  32   } catch (std::out_of_range &e) {
  33     std::cout << e.what() << "\n";
  34     return 1;
  35   } catch (ValIsZero &e) {
  36     std::cout << e.error;
  37     return 1;
  38   }
  39   std::cout << "Good value\n";
  40   return 0;
  41 }