From 3417f75ea1b6ef5fe878dfa02934c6d8aba63918 Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 17 Jun 2019 14:45:31 +0200
Subject: [PATCH 1/3] default with default abi if compiled with yul

---
 remix-solidity/src/compiler/compiler.js | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/remix-solidity/src/compiler/compiler.js b/remix-solidity/src/compiler/compiler.js
index 7876480383..b0815ea1f5 100644
--- a/remix-solidity/src/compiler/compiler.js
+++ b/remix-solidity/src/compiler/compiler.js
@@ -373,6 +373,14 @@ function Compiler (handleImportCall) {
 
   function updateInterface (data) {
     txHelper.visitContracts(data.contracts, (contract) => {
+      if (!contract.object.abi) contract.object.abi = []
+      if (language === 'Yul' && contract.object.abi.length === 0) {
+        contract.object.abi.push({
+          'payablepayable': true,
+          'stateMutability': 'payable',
+          'type': 'fallback'
+        })
+      }
       data.contracts[contract.file][contract.name].abi = solcABI.update(truncateVersion(currentVersion), contract.object.abi)
     })
     return data

From f47a624fc8316cd27d8cd7068a1c875e539e6348 Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 17 Jun 2019 15:00:10 +0200
Subject: [PATCH 2/3] comment

---
 remix-solidity/src/compiler/compiler.js | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/remix-solidity/src/compiler/compiler.js b/remix-solidity/src/compiler/compiler.js
index b0815ea1f5..794e80f2de 100644
--- a/remix-solidity/src/compiler/compiler.js
+++ b/remix-solidity/src/compiler/compiler.js
@@ -370,11 +370,13 @@ function Compiler (handleImportCall) {
     }
     return version
   }
-
+  
   function updateInterface (data) {
     txHelper.visitContracts(data.contracts, (contract) => {
       if (!contract.object.abi) contract.object.abi = []
       if (language === 'Yul' && contract.object.abi.length === 0) {
+        // yul compiler does not return any abi,
+        // we default to accept the fallback function (which expect raw data as argument).
         contract.object.abi.push({
           'payablepayable': true,
           'stateMutability': 'payable',

From a407d0fdcd4dec6f1d3d3c053ba9ed2c209dbeea Mon Sep 17 00:00:00 2001
From: yann300 <yann.levreau@gmail.com>
Date: Mon, 17 Jun 2019 15:00:48 +0200
Subject: [PATCH 3/3] typo

---
 remix-solidity/src/compiler/compiler.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/remix-solidity/src/compiler/compiler.js b/remix-solidity/src/compiler/compiler.js
index 794e80f2de..ba083f64ef 100644
--- a/remix-solidity/src/compiler/compiler.js
+++ b/remix-solidity/src/compiler/compiler.js
@@ -378,7 +378,7 @@ function Compiler (handleImportCall) {
         // yul compiler does not return any abi,
         // we default to accept the fallback function (which expect raw data as argument).
         contract.object.abi.push({
-          'payablepayable': true,
+          'payable': true,
           'stateMutability': 'payable',
           'type': 'fallback'
         })