diff options
Diffstat (limited to 'llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp')
| -rw-r--r-- | llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp | 24 |
1 files changed, 17 insertions, 7 deletions
diff --git a/llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp b/llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp index b07a1537d6b..ced32e41008 100644 --- a/llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp +++ b/llvm/test/DebugInfo/Inputs/split-dwarf-dwp.cpp @@ -1,12 +1,22 @@ -void f1(); -__attribute__((always_inline)) void f2() { +__attribute__((optnone)) void f1() {} +inline __attribute__((always_inline)) void f2() { f1(); } -void f3() { +// 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}, run: - - $ clang++ split-dwarf-dwp.cpp -gsplit-dwarf -c -Xclang -fdebug-compilation-dir=Output -fno-split-dwarf-inlining - $ llvm-dwp split-dwarf-dwp.dwo -o split-dwarf-dwp.o.dwp +// 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 Output -fno-split-dwarf-inlining +// $ llvm-dwp other.dwo 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 |
