Method add_alias_region

cranelift/reader/src/parser.rs:334–346

Allocate an alias region.

(
        &mut self,
        ar: ir::AliasRegion,
        data: ir::AliasRegionData,
        loc: Location,
    )

    // Allocate an alias region.
    fn add_alias_region(
        &mut self,
        ar: ir::AliasRegion,
        data: ir::AliasRegionData,
        loc: Location,
    ) -> ParseResult<()> {
        // Ensure regions are defined in order (region0, region1, ...).
        if self.function.dfg.alias_regions.len() != ar.index() {
            return err!(loc, "duplicate alias region {}", ar);
        }
        self.function.dfg.alias_regions.push(data);
        Ok(())
    }

    // Allocate a new signature.
    fn add_sig(