diff --git a/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp b/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
index 5196ce89a2c13..8217c85f86014 100644
--- a/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
+++ b/lldb/source/Plugins/SymbolFile/DWARF/DWARFDebugInfoEntry.cpp
@@ -611,7 +611,11 @@ void DWARFDebugInfoEntry::BuildFunctionAddressRangeTable(
     DWARFUnit *cu, DWARFDebugAranges *debug_aranges) const {
   Log *log = GetLog(DWARFLog::DebugInfo);
   if (m_tag) {
-    if (m_tag == DW_TAG_subprogram) {
+    // Subprogram forward declarations don't have
+    // DW_AT_ranges/DW_AT_low_pc/DW_AT_high_pc attributes, so don't even try
+    // getting address range information for them.
+    if (m_tag == DW_TAG_subprogram &&
+        !GetAttributeValueAsOptionalUnsigned(cu, DW_AT_declaration)) {
       if (llvm::Expected<llvm::DWARFAddressRangesVector> ranges =
               GetAttributeAddressRanges(cu, /*check_hi_lo_pc=*/true)) {
         for (const auto &r : *ranges)