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Fix emscripten table assertion panic

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This commit is contained in:
Brandon Fish
2019-08-16 09:12:46 -06:00
parent 6e8baf3c89
commit 03cabce2d5
3 changed files with 10 additions and 11 deletions
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11
lib/emscripten/src/utils.rs
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@@ -33,13 +33,12 @@ pub fn is_emscripten_module(module: &Module) -> bool {
false
}
pub fn get_emscripten_table_size(module: &Module) -> (u32, Option<u32>) {
assert!(
module.info().imported_tables.len() > 0,
"Emscripten requires at least one imported table"
);
pub fn get_emscripten_table_size(module: &Module) -> Result<(u32, Option<u32>), String> {
if module.info().imported_tables.len() == 0 {
return Err("Emscripten requires at least one imported table".to_string());
}
let (_, table) = &module.info().imported_tables[ImportedTableIndex::new(0)];
(table.minimum, table.maximum)
Ok((table.minimum, table.maximum))
}
pub fn get_emscripten_memory_size(module: &Module) -> (Pages, Option<Pages>, bool) {