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wasm3: add patch for better start function support #349

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merged 1 commit into from
May 27, 2020
Merged

wasm3: add patch for better start function support #349

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20 changes: 20 additions & 0 deletions cmake/wasm3_03_startfunc.patch
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Original file line number Diff line number Diff line change
@@ -0,0 +1,20 @@
diff --git a/source/m3_env.c b/source/m3_env.c
index 9292006..73628f4 100644
--- a/source/m3_env.c
+++ b/source/m3_env.c
@@ -638,7 +638,14 @@ M3Result InitStartFunc (IM3Module io_module)
_ (Compile_Function (function));
}

-_ (m3_Call(function));
+ IM3FuncType ftype = function->funcType;
+ if (ftype->numArgs != 0 || ftype->returnType != c_m3Type_none)
+ _throw (m3Err_argumentCountMismatch);
+
+ IM3Module module = function->module;
+ IM3Runtime runtime = module->runtime;
+
+_ ((M3Result) Call (function->compiled, runtime->stack, runtime->memory.mallocated, d_m3OpDefaultArgs));
}

_catch: return result;