forked from M-Labs/nac3
work around random segmentation fault (#275)
Reviewed-on: M-Labs/nac3#302 Co-authored-by: z78078 <cc@m-labs.hk> Co-committed-by: z78078 <cc@m-labs.hk>
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@ -521,6 +521,7 @@ dependencies = [
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"inkwell",
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"insta",
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"itertools",
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"lazy_static",
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"nac3parser",
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"parking_lot 0.11.2",
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"rayon",
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@ -10,6 +10,7 @@ crossbeam = "0.8.1"
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parking_lot = "0.11.1"
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rayon = "1.5.1"
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nac3parser = { path = "../nac3parser" }
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lazy_static = "1.4.0"
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[dependencies.inkwell]
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git = "https://github.com/TheDan64/inkwell.git"
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@ -31,6 +31,7 @@ use std::sync::{
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Arc,
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};
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use std::thread;
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use lazy_static::lazy_static;
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pub mod concrete_type;
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pub mod expr;
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@ -52,6 +53,12 @@ pub struct StaticValueStore {
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pub type VarValue<'ctx> = (PointerValue<'ctx>, Option<Arc<dyn StaticValue + Send + Sync>>, i64);
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lazy_static!(
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// HACK: The Mutex is a work-around for issue
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// https://git.m-labs.hk/M-Labs/nac3/issues/275
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static ref PASSES_INIT_LOCK: Mutex<AtomicBool> = Mutex::new(AtomicBool::new(true));
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);
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pub struct CodeGenContext<'ctx, 'a> {
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pub ctx: &'ctx Context,
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pub builder: Builder<'ctx>,
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@ -218,10 +225,16 @@ impl WorkerRegistry {
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context.i32_type().const_int(4, false),
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);
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let pass_builder = PassManagerBuilder::create();
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pass_builder.set_optimization_level(OptimizationLevel::Default);
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let passes = PassManager::create(&module);
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pass_builder.populate_function_pass_manager(&passes);
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// HACK: This critical section is a work-around for issue
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// https://git.m-labs.hk/M-Labs/nac3/issues/275
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{
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let _data = PASSES_INIT_LOCK.lock();
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let pass_builder = PassManagerBuilder::create();
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pass_builder.set_optimization_level(OptimizationLevel::Default);
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pass_builder.populate_function_pass_manager(&passes);
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}
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let mut errors = HashSet::new();
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while let Some(task) = self.receiver.recv().unwrap() {
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