diff options
| -rw-r--r-- | libsolidity/ExpressionCompiler.cpp | 10 | ||||
| -rw-r--r-- | test/libsolidity/SolidityEndToEndTest.cpp | 15 |
2 files changed, 25 insertions, 0 deletions
diff --git a/libsolidity/ExpressionCompiler.cpp b/libsolidity/ExpressionCompiler.cpp index fde88a00..112521f9 100644 --- a/libsolidity/ExpressionCompiler.cpp +++ b/libsolidity/ExpressionCompiler.cpp @@ -950,6 +950,12 @@ bool ExpressionCompiler::visit(IndexAccess const& _indexAccess) break; } } + else if (baseType.category() == Type::Category::TypeType) + { + solAssert(baseType.sizeOnStack() == 0, ""); + solAssert(_indexAccess.annotation().type->sizeOnStack() == 0, ""); + // no-op - this seems to be a lone array type (`structType[];`) + } else solAssert(false, "Index access only allowed for mappings or arrays."); @@ -1003,6 +1009,10 @@ void ExpressionCompiler::endVisit(Identifier const& _identifier) { // no-op } + else if (dynamic_cast<StructDefinition const*>(declaration)) + { + // no-op + } else { BOOST_THROW_EXCEPTION(InternalCompilerError() << errinfo_comment("Identifier type not expected in expression context.")); diff --git a/test/libsolidity/SolidityEndToEndTest.cpp b/test/libsolidity/SolidityEndToEndTest.cpp index 75e43b73..27c511f2 100644 --- a/test/libsolidity/SolidityEndToEndTest.cpp +++ b/test/libsolidity/SolidityEndToEndTest.cpp @@ -5772,6 +5772,21 @@ BOOST_AUTO_TEST_CASE(destructuring_assignment_wildcard) BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(0))); } +BOOST_AUTO_TEST_CASE(lone_struct_array_type) +{ + char const* sourceCode = R"( + contract C { + struct s { uint a; uint b;} + function f() returns (uint) { + s[7][]; // This is only the type, should not have any effect + return 3; + } + } + )"; + compileAndRun(sourceCode); + BOOST_CHECK(callContractFunction("f()") == encodeArgs(u256(3))); +} + BOOST_AUTO_TEST_SUITE_END() } |