[DWARF] Replace assert with diagnostic. PR36868.

llvm-svn: 328235

1 files changed, 8 insertions, 2 deletions

diff --git a/llvm/lib/DebugInfo/DWARF/DWARFDebugLine.cpp b/llvm/lib/DebugInfo/DWARF/DWARFDebugLine.cpp
index 69a6e7f4a94..dbe1185417a 100644
--- a/llvm/lib/DebugInfo/DWARF/DWARFDebugLine.cpp
+++ b/llvm/lib/DebugInfo/DWARF/DWARFDebugLine.cpp
@@ -551,8 +551,14 @@ bool DWARFDebugLine::LineTable::parse(DWARFDataExtractor &DebugLineData,
         // from the size of the operand.
         if (DebugLineData.getAddressSize() == 0)
           DebugLineData.setAddressSize(Len - 1);
-        else
-          assert(DebugLineData.getAddressSize() == Len - 1);
+        else if (DebugLineData.getAddressSize() != Len - 1) {
+          fprintf(stderr, "Mismatching address size at offset 0x%8.8" PRIx32
+                  " expected 0x%2.2" PRIx32 " found 0x%2.2" PRIx64 "\n",
+                  ExtOffset, DebugLineData.getAddressSize(), Len - 1);
+          // Skip the rest of the line-number program.
+          *OffsetPtr = EndOffset;
+          return false;
+        }
         State.Row.Address = DebugLineData.getRelocatedAddress(OffsetPtr);
         if (OS)
           *OS << format(" (0x%16.16" PRIx64 ")", State.Row.Address);