diff --git a/lld/ELF/OutputSections.cpp b/lld/ELF/OutputSections.cpp
--- a/lld/ELF/OutputSections.cpp
+++ b/lld/ELF/OutputSections.cpp
@@ -16,11 +16,13 @@
 #include "lld/Common/Strings.h"
 #include "llvm/BinaryFormat/Dwarf.h"
 #include "llvm/Support/Compression.h"
+#include "llvm/Support/Format.h"
 #include "llvm/Support/MD5.h"
 #include "llvm/Support/MathExtras.h"
 #include "llvm/Support/Parallel.h"
 #include "llvm/Support/SHA1.h"
 #include "llvm/Support/TimeProfiler.h"
+#include <algorithm>
 #include <regex>
 #include <unordered_set>
 
diff --git a/lld/ELF/Writer.cpp b/lld/ELF/Writer.cpp
--- a/lld/ELF/Writer.cpp
+++ b/lld/ELF/Writer.cpp
@@ -2872,7 +2872,13 @@
 template <class ELFT> void Writer<ELFT>::openFile() {
   uint64_t maxSize = config->is64 ? INT64_MAX : UINT32_MAX;
   if (fileSize != size_t(fileSize) || maxSize < fileSize) {
-    error("output file too large: " + Twine(fileSize) + " bytes");
+    std::string msg;
+    raw_string_ostream s(msg);
+    s << "output file too large: " << Twine(fileSize) << " bytes\n"
+      << "Section sizes:\n";
+    for (OutputSection *os : outputSections)
+      s << os->name << " " << os->size << "\n";
+    error(s.str());
     return;
   }