cxgo: Convert dynamic C arrays to slices.

gotranspile · Oct 20, 2023 · 182293c · 182293c
1 parent c37b0f6
commit 182293c
Show file tree

Hide file tree

Showing 2 changed files with 14 additions and 0 deletions.
diff --git a/c_decl_test.go b/c_decl_test.go
@@ -673,6 +673,17 @@ func foo() {
 	var a [1][0]int32
 	_ = a
 }
+`,
+	},
+	{
+		name: "dyn array arg",
+		src: `
+void foo(int a[]) {
+}
+`,
+		exp: `
+func foo(a []int32) {
+}
 `,
 	},
 	{

diff --git a/c_type.go b/c_type.go
@@ -85,6 +85,9 @@ func (g *translator) convertTypeRoot(conf IdentConfig, t cc.Type, where token.Po
 	if p, ok := ft.(types.PtrType); ok && p.ElemKind().IsFunc() {
 		ft = p.Elem()
 	}
+	if p, ok := ft.(types.ArrayType); ok && p.Len() == 0 {
+		ft = types.SliceT(p.Elem())
+	}
 	return ft
 }