[lld] 0bd1471 - [lld-macho] Change personalities entry type to Ptr to avoid overflowing uint32

[Vy Nguyen via llvm-commits]

Author: Vy Nguyen
Date: 2021-07-29T14:26:07-04:00
New Revision: 0bd14711ac4a5d7974473b32b0b5315b054cb77e

URL: https://github.com/llvm/llvm-project/commit/0bd14711ac4a5d7974473b32b0b5315b054cb77e
DIFF: https://github.com/llvm/llvm-project/commit/0bd14711ac4a5d7974473b32b0b5315b054cb77e.diff

LOG: [lld-macho] Change personalities entry type to Ptr to avoid overflowing uint32

PR51262

Differential Revision: https://reviews.llvm.org/D107035

Added: 
    

Modified: 
    lld/MachO/UnwindInfoSection.cpp

Removed: 
    


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diff  --git a/lld/MachO/UnwindInfoSection.cpp b/lld/MachO/UnwindInfoSection.cpp
index 3efc646c2ad2..5405be199cd7 100644
--- a/lld/MachO/UnwindInfoSection.cpp
+++ b/lld/MachO/UnwindInfoSection.cpp
@@ -115,7 +115,7 @@ class UnwindInfoSectionImpl final : public UnwindInfoSection {
   std::vector<std::pair<compact_unwind_encoding_t, size_t>> commonEncodings;
   EncodingMap commonEncodingIndexes;
   // Indices of personality functions within the GOT.
-  std::vector<uint32_t> personalities;
+  std::vector<Ptr> personalities;
   SmallDenseMap<std::pair<InputSection *, uint64_t /* addend */>, Symbol *>
       personalityTable;
   std::vector<unwind_info_section_header_lsda_index_entry> lsdaEntries;
@@ -286,7 +286,7 @@ relocateCompactUnwind(ConcatOutputSection *compactUnwindSection,
 template <class Ptr>
 static void
 encodePersonalities(const std::vector<CompactUnwindEntry<Ptr> *> &cuPtrVector,
-                    std::vector<uint32_t> &personalities) {
+                    std::vector<Ptr> &personalities) {
   for (CompactUnwindEntry<Ptr> *cu : cuPtrVector) {
     if (cu->personality == 0)
       continue;