llvm/test/tools/llvm-symbolizer/Inputs/split-dwarf-dwp.cpp

   1 void f1() {}
   2 __attribute__((always_inline)) inline void f2() {
   3   f1();
   4 }
   5 // throw a gap in the address range to force use of DW_AT_ranges, ranges_base,
   6 // range contribution in the .dwo file, etc.
   7 __attribute__((nodebug)) void gap() {
   8 }
   9 int main() {
  10   f2();
  11 }
  12
  13 // To produce split-dwarf-dwp.o{,dwp}, Create another file that has ranges, so
  14 // the ranges_base of the CU for split-dwarf-dwp.cpp is non-zero.
  15 //
  16 //   $ cat > other.cpp
  17 //   void other1() {}
  18 //   __attribute__((nodebug)) void other2() {}
  19 //   void other3() {}
  20 //   $ clang++ other.cpp split-dwarf-dwp.cpp -gsplit-dwarf -c -Xclang -fdebug-compilation-dir -Xclang . -fno-split-dwarf-inlining
  21 //   $ llvm-dwp other.dwo split-dwarf-dwp.dwo -o test/DebugInfo/Inputs/split-dwarf-dwp.o.dwp
  22 //   $ ld -r other.o split-dwarf-dwp.o -o test/DebugInfo/Inputs/split-dwarf-dwp.o