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authorPierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>2024-04-25 16:00:23 +0200
committerArthur Cohen <arthur.cohen@embecosm.com>2025-03-17 16:35:24 +0100
commitddd0fb9e4bc725ba38396b36bfca0b143cb342f1 (patch)
treeeb972a6e29f9b3fa79f15f0fe78ca69bca234d42 /gcc/rust/util
parentead5584a07347847fea93fb5df7ba28fbce1b735 (diff)
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gccrs: Change return type of lookup_crate_name
Change the function's return type to use an optional. gcc/rust/ChangeLog: * resolve/rust-ast-resolve-toplevel.h: Adapt the code to the new return type. * resolve/rust-toplevel-name-resolver-2.0.cc (TopLevel::visit): Likewise. * rust-session-manager.cc (Session::load_extern_crate): Likewise. * util/rust-hir-map.cc (Mappings::lookup_crate_name): Change the return type to an optional. * util/rust-hir-map.h: Update the function's prototype. Signed-off-by: Pierre-Emmanuel Patry <pierre-emmanuel.patry@embecosm.com>
Diffstat (limited to 'gcc/rust/util')
-rw-r--r--gcc/rust/util/rust-hir-map.cc12
-rw-r--r--gcc/rust/util/rust-hir-map.h4
2 files changed, 6 insertions, 10 deletions
diff --git a/gcc/rust/util/rust-hir-map.cc b/gcc/rust/util/rust-hir-map.cc
index 99c2493..95d3b3a 100644
--- a/gcc/rust/util/rust-hir-map.cc
+++ b/gcc/rust/util/rust-hir-map.cc
@@ -164,19 +164,15 @@ Mappings::get_current_crate_name () const
return name;
}
-bool
-Mappings::lookup_crate_name (const std::string &crate_name,
- CrateNum &resolved_crate_num) const
+tl::optional<CrateNum>
+Mappings::lookup_crate_name (const std::string &crate_name) const
{
for (const auto &it : crate_names)
{
if (it.second.compare (crate_name) == 0)
- {
- resolved_crate_num = it.first;
- return true;
- }
+ return it.first;
}
- return false;
+ return tl::nullopt;
}
bool
diff --git a/gcc/rust/util/rust-hir-map.h b/gcc/rust/util/rust-hir-map.h
index 912d42a..a68d81f 100644
--- a/gcc/rust/util/rust-hir-map.h
+++ b/gcc/rust/util/rust-hir-map.h
@@ -83,8 +83,8 @@ public:
bool get_crate_name (CrateNum crate_num, std::string &name) const;
void set_crate_name (CrateNum crate_num, const std::string &name);
std::string get_current_crate_name () const;
- bool lookup_crate_name (const std::string &crate_name,
- CrateNum &resolved_crate_num) const;
+ tl::optional<CrateNum>
+ lookup_crate_name (const std::string &crate_name) const;
bool crate_num_to_nodeid (const CrateNum &crate_num, NodeId &node_id) const;
bool node_is_crate (NodeId node_id) const;