Prevent crash when translating yul->ewasm with @use-src annotations

Author: Marenz

Changelog.md

@@ -15,6 +15,7 @@ Compiler Features:
 
 
 Bugfixes:
+ * Code Generator: Fix a crash when using ``@use-src`` and compiling from Yul to ewasm
  * Code Generator: Fix constructor source mappings for immutables.
  * Commandline Interface: Fix extra newline character being appended to sources passed through standard input, affecting their hashes.
  * Commandline Interface: Report output selection options unsupported by the selected input mode instead of ignoring them.

libyul/backends/wasm/EVMToEwasmTranslator.cpp

@@ -137,7 +137,7 @@ void EVMToEwasmTranslator::parsePolyfill()
 			string(solidity::yul::wasm::polyfill::Logical) +
 			string(solidity::yul::wasm::polyfill::Memory) +
 		"}", "");
-	m_polyfill = Parser(errorReporter, WasmDialect::instance()).parse(charStream);
+	m_polyfill = Parser(errorReporter, WasmDialect::instance(), langutil::SourceLocation()).parse(charStream);
 	if (!errors.empty())
 	{
 		string message;

test/cmdlineTests/yul_to_wasm_source_location_crash/args

@@ -0,0 +1,2 @@
+--strict-assembly --yul-dialect evm --machine ewasm
+

test/cmdlineTests/yul_to_wasm_source_location_crash/err

@@ -0,0 +1 @@
+Warning: Yul is still experimental. Please use the output with care.

test/cmdlineTests/yul_to_wasm_source_location_crash/input.yul

@@ -0,0 +1,4 @@
+/// @use-src 0:"test.sol"
+object "C" {
+    code {}
+}