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authorJakub Dupak <dev@jakubdupak.com>2023-10-17 15:39:06 +0200
committerCohenArthur <arthur.cohen@embecosm.com>2023-10-23 11:37:37 +0000
commitef4d1a8e16a7416a56e893bd3442a44ecf7ae70d (patch)
tree3dd842177c274b6b5335083e3df65b4068f9522c
parent8c7bc537efa1a9fa754aa36d05f8fafd9a16b1b1 (diff)
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ast: Handle tuplestruct pattern with indices
gcc/rust/ChangeLog: * hir/rust-ast-lower-pattern.cc (ASTLoweringPattern::visit): Implement for tuple pat. * resolve/rust-ast-resolve-pattern.cc (PatternDeclaration::visit): Implement for tupple pat. gcc/testsuite/ChangeLog: * rust/compile/tupple_struct_pattern_tuple.rs: New test. Signed-off-by: Jakub Dupak <dev@jakubdupak.com>
-rw-r--r--gcc/rust/hir/rust-ast-lower-pattern.cc19
-rw-r--r--gcc/rust/resolve/rust-ast-resolve-pattern.cc9
-rw-r--r--gcc/testsuite/rust/compile/tupple_struct_pattern_tuple.rs4
3 files changed, 25 insertions, 7 deletions
diff --git a/gcc/rust/hir/rust-ast-lower-pattern.cc b/gcc/rust/hir/rust-ast-lower-pattern.cc
index bac79ef..f83c4d7 100644
--- a/gcc/rust/hir/rust-ast-lower-pattern.cc
+++ b/gcc/rust/hir/rust-ast-lower-pattern.cc
@@ -122,8 +122,23 @@ ASTLoweringPattern::visit (AST::StructPattern &pattern)
switch (field->get_item_type ())
{
case AST::StructPatternField::ItemType::TUPLE_PAT: {
- // TODO
- rust_unreachable ();
+ AST::StructPatternFieldTuplePat &tuple
+ = static_cast<AST::StructPatternFieldTuplePat &> (*field);
+
+ auto crate_num = mappings->get_current_crate ();
+ Analysis::NodeMapping mapping (crate_num, tuple.get_node_id (),
+ mappings->get_next_hir_id (
+ crate_num),
+ UNKNOWN_LOCAL_DEFID);
+
+ std::unique_ptr<HIR::Pattern> pat (ASTLoweringPattern::translate (
+ tuple.get_index_pattern ().get ()));
+
+ f = new HIR::StructPatternFieldTuplePat (mapping,
+ tuple.get_index (),
+ std::move (pat),
+ tuple.get_outer_attrs (),
+ tuple.get_locus ());
}
break;
diff --git a/gcc/rust/resolve/rust-ast-resolve-pattern.cc b/gcc/rust/resolve/rust-ast-resolve-pattern.cc
index fbdf6c4..bded367 100644
--- a/gcc/rust/resolve/rust-ast-resolve-pattern.cc
+++ b/gcc/rust/resolve/rust-ast-resolve-pattern.cc
@@ -124,8 +124,10 @@ PatternDeclaration::visit (AST::StructPattern &pattern)
switch (field->get_item_type ())
{
case AST::StructPatternField::ItemType::TUPLE_PAT: {
- // TODO
- rust_unreachable ();
+ AST::StructPatternFieldTuplePat &tuple
+ = static_cast<AST::StructPatternFieldTuplePat &> (*field);
+
+ tuple.get_index_pattern ()->accept_vis (*this);
}
break;
@@ -151,9 +153,6 @@ PatternDeclaration::visit (AST::StructPattern &pattern)
break;
}
}
-
- // TODO
- rust_assert (!struct_pattern_elems.has_etc ());
}
void
diff --git a/gcc/testsuite/rust/compile/tupple_struct_pattern_tuple.rs b/gcc/testsuite/rust/compile/tupple_struct_pattern_tuple.rs
new file mode 100644
index 0000000..053b9ce
--- /dev/null
+++ b/gcc/testsuite/rust/compile/tupple_struct_pattern_tuple.rs
@@ -0,0 +1,4 @@
+// { dg-additional-options "-frust-compile-until=typecheck" }
+struct Struct(i32);
+
+fn struct_pattern(Struct { 0: a }: Struct) {}