diff options
| -rw-r--r-- | lib/DebugInfo/DWARFContext.cpp | 54 |
1 files changed, 30 insertions, 24 deletions
diff --git a/lib/DebugInfo/DWARFContext.cpp b/lib/DebugInfo/DWARFContext.cpp index e5daf55982..4ce8f7a4d7 100644 --- a/lib/DebugInfo/DWARFContext.cpp +++ b/lib/DebugInfo/DWARFContext.cpp @@ -110,36 +110,42 @@ void DWARFContext::dump(raw_ostream &OS, DIDumpType DumpType) { } if (DumpType == DIDT_All || DumpType == DIDT_AbbrevDwo) { - OS << "\n.debug_abbrev.dwo contents:\n"; - getDebugAbbrevDWO()->dump(OS); + const DWARFDebugAbbrev *D = getDebugAbbrevDWO(); + if (D) { + OS << "\n.debug_abbrev.dwo contents:\n"; + getDebugAbbrevDWO()->dump(OS); + } } - if (DumpType == DIDT_All || DumpType == DIDT_InfoDwo) { - OS << "\n.debug_info.dwo contents:\n"; - for (unsigned i = 0, e = getNumDWOCompileUnits(); i != e; ++i) - getDWOCompileUnitAtIndex(i)->dump(OS); - } + if (DumpType == DIDT_All || DumpType == DIDT_InfoDwo) + if (getNumDWOCompileUnits()) { + OS << "\n.debug_info.dwo contents:\n"; + for (unsigned i = 0, e = getNumDWOCompileUnits(); i != e; ++i) + getDWOCompileUnitAtIndex(i)->dump(OS); + } - if (DumpType == DIDT_All || DumpType == DIDT_StrDwo) { - OS << "\n.debug_str.dwo contents:\n"; - DataExtractor strDWOData(getStringDWOSection(), isLittleEndian(), 0); - offset = 0; - uint32_t strDWOOffset = 0; - while (const char *s = strDWOData.getCStr(&offset)) { - OS << format("0x%8.8x: \"%s\"\n", strDWOOffset, s); - strDWOOffset = offset; + if (DumpType == DIDT_All || DumpType == DIDT_StrDwo) + if (!getStringDWOSection().empty()) { + OS << "\n.debug_str.dwo contents:\n"; + DataExtractor strDWOData(getStringDWOSection(), isLittleEndian(), 0); + offset = 0; + uint32_t strDWOOffset = 0; + while (const char *s = strDWOData.getCStr(&offset)) { + OS << format("0x%8.8x: \"%s\"\n", strDWOOffset, s); + strDWOOffset = offset; + } } - } - if (DumpType == DIDT_All || DumpType == DIDT_StrOffsetsDwo) { - OS << "\n.debug_str_offsets.dwo contents:\n"; - DataExtractor strOffsetExt(getStringOffsetDWOSection(), isLittleEndian(), 0); - offset = 0; - while (offset < getStringOffsetDWOSection().size()) { - OS << format("0x%8.8x: ", offset); - OS << format("%8.8x\n", strOffsetExt.getU32(&offset)); + if (DumpType == DIDT_All || DumpType == DIDT_StrOffsetsDwo) + if (!getStringOffsetDWOSection().empty()) { + OS << "\n.debug_str_offsets.dwo contents:\n"; + DataExtractor strOffsetExt(getStringOffsetDWOSection(), isLittleEndian(), 0); + offset = 0; + while (offset < getStringOffsetDWOSection().size()) { + OS << format("0x%8.8x: ", offset); + OS << format("%8.8x\n", strOffsetExt.getU32(&offset)); + } } - } } const DWARFDebugAbbrev *DWARFContext::getDebugAbbrev() { |