gccrs: simplify matching possible candidates

We do extra checking after the fact here to ensure its a valid candidate and in the case there is only one candidate lets just go for it. Addresses #1895 gcc/rust/ChangeLog: * backend/rust-compile-base.cc (HIRCompileBase::resolve_method_address): use the single candidate Signed-off-by: Philip Herron <[email protected]>
Rust-GCC · Aug 12, 2023 · 1d52917 · 1d52917
1 parent 086b7f9
commit 1d52917
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/gcc/rust/backend/rust-compile-base.cc b/gcc/rust/backend/rust-compile-base.cc
@@ -843,6 +843,12 @@ HIRCompileBase::resolve_method_address (TyTy::FnType *fntype,
   // look for the exact fntype
   for (auto &candidate : filteredFunctionCandidates)
     {
+      if (filteredFunctionCandidates.size () == 1)
+	{
+	  selectedCandidate = &candidate;
+	  break;
+	}
+
       bool compatable
 	= Resolver::types_compatable (TyTy::TyWithLocation (candidate.ty),
 				      TyTy::TyWithLocation (fntype), expr_locus,