llvm-mc: Improve indirect symbol support (add the indirect index table).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@80059 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 2 insertions, 0 deletions

diff --git a/lib/MC/MCMachOStreamer.cpp b/lib/MC/MCMachOStreamer.cpp
index f49f6e05ef..de1c6ed712 100644
--- a/lib/MC/MCMachOStreamer.cpp
+++ b/lib/MC/MCMachOStreamer.cpp
@@ -168,6 +168,8 @@ void MCMachOStreamer::EmitSymbolAttribute(MCSymbol *Symbol,
   // Indirect symbols are handled differently, to match how 'as' handles
   // them. This makes writing matching .o files easier.
   if (Attribute == MCStreamer::IndirectSymbol) {
+    // Note that we intentionally cannot use the symbol data here; this is
+    // important for matching the string table that 'as' generates.
     IndirectSymbolData ISD;
     ISD.Symbol = Symbol;
     ISD.SectionData = CurSectionData;