From 069b150e42d12f3f3736dd4af2d82881db244b66 Mon Sep 17 00:00:00 2001
From: chriseth <chris@ethereum.org>
Date: Tue, 13 Mar 2018 16:50:44 +0100
Subject: Bugfix in virtual lookup for modifiers in libraries.

---
 libsolidity/codegen/ContractCompiler.cpp | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

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

diff --git a/libsolidity/codegen/ContractCompiler.cpp b/libsolidity/codegen/ContractCompiler.cpp
index 5a9498f0..95d6c8b5 100644
--- a/libsolidity/codegen/ContractCompiler.cpp
+++ b/libsolidity/codegen/ContractCompiler.cpp
@@ -1002,7 +1002,10 @@ void ContractCompiler::appendModifierOrFunctionCode()
 			appendModifierOrFunctionCode();
 		else
 		{
-			ModifierDefinition const& modifier = m_context.functionModifier(modifierInvocation->name()->name());
+			ModifierDefinition const& nonVirtualModifier = dynamic_cast<ModifierDefinition const&>(
+				*modifierInvocation->name()->annotation().referencedDeclaration
+			);
+			ModifierDefinition const& modifier = m_context.resolveVirtualFunctionModifier(nonVirtualModifier);
 			CompilerContext::LocationSetter locationSetter(m_context, modifier);
 			solAssert(modifier.parameters().size() == modifierInvocation->arguments().size(), "");
 			for (unsigned i = 0; i < modifier.parameters().size(); ++i)
-- 
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