From a654dc03933af4e6ff5f3b992300474263afbc26 Mon Sep 17 00:00:00 2001
From: Dominic Chen <d.c.ddcc@gmail.com>
Date: Thu, 23 Jun 2016 13:12:54 -0700
Subject: make assertion error more useful (#597)

---
 src/wasm-linker.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'src/wasm-linker.cpp')

diff --git a/src/wasm-linker.cpp b/src/wasm-linker.cpp
index e6a0a0514..e89c324b4 100644
--- a/src/wasm-linker.cpp
+++ b/src/wasm-linker.cpp
@@ -135,7 +135,7 @@ void Linker::layout() {
 
     if (relocation->kind == LinkerObject::Relocation::kData) {
       const auto& symbolAddress = staticAddresses.find(name);
-      assert(symbolAddress != staticAddresses.end());
+      if (symbolAddress == staticAddresses.end()) Fatal() << "Unknown relocation: " << name << '\n';
       *(relocation->data) = symbolAddress->second + relocation->addend;
       if (debug) std::cerr << "  ==> " << *(relocation->data) << '\n';
     } else {
-- 
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