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Added extra assertions in Emscripten. Fixed #244

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Syrus
2019-08-05 14:15:12 -07:00
parent 7ba32508fd
commit fed7c79923
1 changed files with 2 additions and 0 deletions
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lib/emscripten/src/utils.rs
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@ -34,11 +34,13 @@ pub fn is_emscripten_module(module: &Module) -> bool {
} }
pub fn get_emscripten_table_size(module: &Module) -> (u32, Option<u32>) { 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" );
let (_, table) = &module.info().imported_tables[ImportedTableIndex::new(0)]; let (_, table) = &module.info().imported_tables[ImportedTableIndex::new(0)];
(table.minimum, table.maximum) (table.minimum, table.maximum)
} }
pub fn get_emscripten_memory_size(module: &Module) -> (Pages, Option<Pages>, bool) { pub fn get_emscripten_memory_size(module: &Module) -> (Pages, Option<Pages>, bool) {
assert!(module.info().imported_tables.len() > 0, "Emscripten requires at least one imported memory" );
let (_, memory) = &module.info().imported_memories[ImportedMemoryIndex::new(0)]; let (_, memory) = &module.info().imported_memories[ImportedMemoryIndex::new(0)];
(memory.minimum, memory.maximum, memory.shared) (memory.minimum, memory.maximum, memory.shared)
} }