diff --git a/libgo/godumpspec/godumpspec.cpp b/libgo/godumpspec/godumpspec.cpp
index 06682f9..37a854d 100644
--- a/libgo/godumpspec/godumpspec.cpp
+++ b/libgo/godumpspec/godumpspec.cpp
@@ -935,11 +935,17 @@
     }
     case dwarf::DW_ATE_unsigned: {
       setTypeAlign(die, bytes);
+      // Go does not support uint128
+      if (bytes > 8)
+        return false;
       buf() << "uint" << bits;
       return true;
     }
     case dwarf::DW_ATE_signed: {
       setTypeAlign(die, bytes);
+      // Go does not support int128
+      if (bytes > 8)
+        return false;
       buf() << "int" << bits;
       return true;
     }