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| author | David Blaikie <dblaikie@gmail.com> | 2014-04-12 05:35:59 +0000 |
|---|---|---|
| committer | David Blaikie <dblaikie@gmail.com> | 2014-04-12 05:35:59 +0000 |
| commit | 937c689cdcfa75960b294352e960250cb781fb04 (patch) | |
| tree | 579b905a5558bbf0450f8870285c0fdf26fda502 /lib/CodeGen/AsmPrinter/DwarfUnit.cpp | |
| parent | 6a871a361d1c8bbdb9de517549a2438dd4fe8a14 (diff) | |
| download | llvm-937c689cdcfa75960b294352e960250cb781fb04.tar.gz llvm-937c689cdcfa75960b294352e960250cb781fb04.tar.bz2 llvm-937c689cdcfa75960b294352e960250cb781fb04.tar.xz | |
PR13337: Omit DW_TAG_restrict_type when compiling for DWARF2
DWARF3 introduced DW_TAG_restrict_type, so avoid using it in prior
versions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206105 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AsmPrinter/DwarfUnit.cpp')
| -rw-r--r-- | lib/CodeGen/AsmPrinter/DwarfUnit.cpp | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp index c1f0538e4c..7f6fd5d13c 100644 --- a/lib/CodeGen/AsmPrinter/DwarfUnit.cpp +++ b/lib/CodeGen/AsmPrinter/DwarfUnit.cpp @@ -985,6 +985,10 @@ DIE *DwarfUnit::getOrCreateTypeDIE(const MDNode *TyNode) { assert(Ty == resolve(Ty.getRef()) && "type was not uniqued, possible ODR violation."); + // DW_TAG_restrict_type is not supported in DWARF2 + if (Ty.getTag() == dwarf::DW_TAG_restrict_type && DD->getDwarfVersion() <= 2) + return getOrCreateTypeDIE(resolve(DIDerivedType(Ty).getTypeDerivedFrom())); + // Construct the context before querying for the existence of the DIE in case // such construction creates the DIE. DIScope Context = resolve(Ty.getContext()); |