test/DebugInfo/Inputs/dwarfdump-test-zlib.cc

   1 class DummyClass {
   2   int a_;
   3  public:
   4   DummyClass(int a) : a_(a) {}
   5   int add(int b) {
   6     return a_ + b;
   7   }
   8 };
   9
  10 int f(int a, int b) {
  11   DummyClass c(a);
  12   return c.add(b);
  13 }
  14
  15 int main() {
  16   return f(2, 3);
  17 }
  18
  19 // Built with Clang 3.9 and GNU gold (GNU Binutils for Ubuntu 2.26) 1.11:
  20 // Note: llvm-symbolizer-zlib.test relies on the path and filename used !
  21 // $ mkdir -p /tmp/dbginfo
  22 // $ cp dwarfdump-test-zlib.cc /tmp/dbginfo
  23 // $ cd /tmp/dbginfo
  24 // $ clang++ -g dwarfdump-test-zlib.cc -Wl,--compress-debug-sections=zlib -o dwarfdump-test-zlib.elf-x86-64
  25 // $ clang++ -g dwarfdump-test-zlib.cc -Wa,--compress-debug-sections=zlib -c -o dwarfdump-test-zlib.o.elf-x86-64
  26 // $ clang++ -g dwarfdump-test-zlib.cc -Wl,--compress-debug-sections=zlib-gnu -o dwarfdump-test-zlibgnu.elf-x86-64
  27 // llvm-readobj --sections can be used to see that outputs really contain the compressed sections, also output in both
  28 //   cases is slightly smaller, that is because of compression.