File: split-dwarf-dwp.cpp

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llvm-toolchain-13 1%3A13.0.1-6~deb11u1
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file content (22 lines) | stat: -rw-r--r-- 828 bytes parent folder | download | duplicates (29) 
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void f1() {}
__attribute__((always_inline)) inline void f2() {
  f1();
}
// throw a gap in the address range to force use of DW_AT_ranges, ranges_base,
// range contribution in the .dwo file, etc.
__attribute__((nodebug)) void gap() {
}
int main() {
  f2();
}

// To produce split-dwarf-dwp.o{,dwp}, Create another file that has ranges, so
// the ranges_base of the CU for split-dwarf-dwp.cpp is non-zero.
//
//   $ cat > other.cpp
//   void other1() {}
//   __attribute__((nodebug)) void other2() {}
//   void other3() {}
//   $ clang++ other.cpp split-dwarf-dwp.cpp -gsplit-dwarf -c -Xclang -fdebug-compilation-dir -Xclang . -fno-split-dwarf-inlining
//   $ llvm-dwp other.dwo split-dwarf-dwp.dwo -o test/DebugInfo/Inputs/split-dwarf-dwp.o.dwp
//   $ ld -r other.o split-dwarf-dwp.o -o test/DebugInfo/Inputs/split-dwarf-dwp.o