Merge pull request #9388 from ethereum/develop

Merge develop into breaking.

test/cmdlineTests/error_codes/err

@@ -1,26 +1,29 @@
+Warning (1878): SPDX license identifier not provided in source file. Before publishing, consider adding a comment containing "SPDX-License-Identifier: <SPDX-License>" to each source file. Use "SPDX-License-Identifier: UNLICENSED" for non-open-source code. Please see https://spdx.org for more information.
+--> error_codes/input.sol
+
 Error (4937): No visibility specified. Did you intend to add "public"?
- --> error_codes/input.sol:4:5:
+ --> error_codes/input.sol:2:5:
   |
-4 |     function f() {
+2 |     function f() {
   |     ^ (Relevant source part starts here and spans across multiple lines).
 
 Warning (3420): Source file does not specify required compiler version!
 --> error_codes/input.sol
 
 Error (4247): Expression has to be an lvalue.
- --> error_codes/input.sol:5:9:
+ --> error_codes/input.sol:3:9:
   |
-5 |         2=0;
+3 |         2=0;
   |         ^
 
 Error (7407): Type int_const 0 is not implicitly convertible to expected type int_const 2.
- --> error_codes/input.sol:5:11:
+ --> error_codes/input.sol:3:11:
   |
-5 |         2=0;
+3 |         2=0;
   |           ^
 
 Error (2614): Indexed expression has to be a type, mapping or array (is literal_string "")
- --> error_codes/input.sol:6:9:
+ --> error_codes/input.sol:4:9:
   |
-6 |         ""[2];
+4 |         ""[2];
   |         ^^

test/cmdlineTests/error_codes/input.sol

@@ -1,5 +1,3 @@
-// SPDX-License-Identifier: GPL-3.0
-
 contract C {
     function f() {
         2=0;