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[ewasm] Allow compiling Yul without "main"

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Alex Beregszaszi
2020-11-09 16:36:29 +00:00
parent 32f1d25498
commit cd08dab4e6
2 changed files with 11 additions and 4 deletions
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libyul/backends/wasm/BinaryTransform.cpp
+4 -2
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@@ -663,9 +663,11 @@ bytes BinaryTransform::globalSection(vector<wasm::GlobalVariableDeclaration> con
bytes BinaryTransform::exportSection(map<string, size_t> const& _functionIDs)
{
bytes result = lebEncode(2);
bool hasMain = _functionIDs.count("main");
bytes result = lebEncode(hasMain ? 2 : 1);
result += encodeName("memory") + toBytes(Export::Memory) + lebEncode(0);
result += encodeName("main") + toBytes(Export::Function) + lebEncode(_functionIDs.at("main"));
if (hasMain)
result += encodeName("main") + toBytes(Export::Function) + lebEncode(_functionIDs.at("main"));
return makeSection(Section::EXPORT, move(result));
}