diff options
Diffstat (limited to 'llvm/lib/CodeGen/AsmPrinter/DIE.cpp')
| -rw-r--r-- | llvm/lib/CodeGen/AsmPrinter/DIE.cpp | 17 |
1 files changed, 13 insertions, 4 deletions
diff --git a/llvm/lib/CodeGen/AsmPrinter/DIE.cpp b/llvm/lib/CodeGen/AsmPrinter/DIE.cpp index 299c78439c2..31c2b3b5e75 100644 --- a/llvm/lib/CodeGen/AsmPrinter/DIE.cpp +++ b/llvm/lib/CodeGen/AsmPrinter/DIE.cpp @@ -31,6 +31,8 @@ #include "llvm/Support/raw_ostream.h" using namespace llvm; +#define DEBUG_TYPE "dwarfdebug" + //===----------------------------------------------------------------------===// // DIEAbbrevData Implementation //===----------------------------------------------------------------------===// @@ -79,15 +81,22 @@ void DIEAbbrev::Emit(const AsmPrinter *AP) const { dwarf::AttributeString(AttrData.getAttribute()).data()); // Emit form type. +#ifndef NDEBUG + // Could be an assertion, but this way we can see the failing form code + // easily, which helps track down where it came from. + if (!dwarf::isValidFormForVersion(AttrData.getForm(), + AP->getDwarfVersion())) { + DEBUG(dbgs() << "Invalid form " << format("0x%x", AttrData.getForm()) + << " for DWARF version " << AP->getDwarfVersion() << "\n"); + llvm_unreachable("Invalid form for specified DWARF version"); + } +#endif AP->EmitULEB128(AttrData.getForm(), dwarf::FormEncodingString(AttrData.getForm()).data()); // Emit value for DW_FORM_implicit_const. - if (AttrData.getForm() == dwarf::DW_FORM_implicit_const) { - assert(AP->getDwarfVersion() >= 5 && - "DW_FORM_implicit_const is supported starting from DWARFv5"); + if (AttrData.getForm() == dwarf::DW_FORM_implicit_const) AP->EmitSLEB128(AttrData.getValue()); - } } // Mark end of abbreviation. |
