From 71d866cd7ab8013f36ab5b01d849a74b9908aae0 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Fri, 30 Jun 2017 14:09:35 +0200
Subject: Abort early if there is nothing to encode or decode.

---
 libsolidity/codegen/CompilerUtils.cpp | 3 +++
 1 file changed, 3 insertions(+)

(limited to 'libsolidity/codegen/CompilerUtils.cpp')

diff --git a/libsolidity/codegen/CompilerUtils.cpp b/libsolidity/codegen/CompilerUtils.cpp
index 4edec155..a105036f 100644
--- a/libsolidity/codegen/CompilerUtils.cpp
+++ b/libsolidity/codegen/CompilerUtils.cpp
@@ -180,6 +180,9 @@ void CompilerUtils::encodeToMemory(
 		t = t->mobileType()->interfaceType(_encodeAsLibraryTypes)->encodingType();
 	}
 
+	if (_givenTypes.empty())
+		return;
+
 	// Stack during operation:
 	// <v1> <v2> ... <vn> <mem_start> <dyn_head_1> ... <dyn_head_r> <end_of_mem>
 	// The values dyn_head_i are added during the first loop and they point to the head part
-- 
cgit