1 files changed, 13 insertions, 0 deletions
diff --git a/bfd/elfcode.h b/bfd/elfcode.h
index c3ab0536321..4d4cb68164a 100644
--- a/bfd/elfcode.h
+++ b/bfd/elfcode.h
@@ -997,6 +997,19 @@ elf_write_relocs (bfd *abfd, asection *sec, void *data)
 	  return;
 	}
 
+#if defined(BFD64) && ARCH_SIZE == 32
+      if (rela_hdr->sh_type == SHT_RELA
+	  && ptr->howto->bitsize > 32
+	  && ptr->addend - INT32_MIN > UINT32_MAX)
+	{
+	  _bfd_error_handler (_("%pB: %pA+%"BFD_VMA_FMT"x: "
+				"relocation addend %"BFD_VMA_FMT"x too large"),
+			      abfd, sec, ptr->address, ptr->addend);
+	  *failedp = true;
+	  bfd_set_error (bfd_error_bad_value);
+	}
+#endif
+
       src_rela.r_offset = ptr->address + addr_offset;
       src_rela.r_info = ELF_R_INFO (n, ptr->howto->type);
       src_rela.r_addend = ptr->addend;