Lambdas on the top level were not exported by default. #2428

releasenotes.md

@@ -61,6 +61,7 @@
 - `Socket.get_option` didn't properly call `getsockopt`, and `getsockopt` had an invalid signature.
 - Taking the address of a label would cause a crash. #2430
 - `@tag` was not allowed to repeat.
+- Lambdas on the top level were not exported by default. #2428
 
 ### Stdlib changes
 - Add `==` to `Pair`, `Triple` and TzDateTime. Add print to `Pair` and `Triple`.

src/compiler/llvm_codegen_value.c

@@ -44,10 +44,6 @@ void llvm_value_set(BEValue *value, LLVMValueRef llvm_value, Type *type)
 
 void llvm_value_set_address(GenContext *c, BEValue *value, LLVMValueRef llvm_value, Type *type, AlignSize alignment)
 {
-	if (alignment == 0)
-	{
-		puts("TODO");
-	}
 	ASSERT(alignment > 0);
 	if (LLVMIsAGlobalVariable(llvm_value) && LLVMIsThreadLocal(llvm_value))
 	{

src/compiler/sema_expr.c

@@ -10218,6 +10218,7 @@ static inline bool sema_expr_analyse_lambda(SemaContext *context, Type *target_t
 		{
 			decl->var.is_read = true;
 		}
+		decl->is_external_visible = true;
 		vec_add(unit->module->lambdas_to_evaluate, decl);
 	}
 	else

test/test_suite/enumerations/lambda_in_enum.c3t

@@ -0,0 +1,19 @@
+// #target: macos-x64
+module test;
+alias SomethingFn = fn void();
+enum TestEnum : char (SomethingFn f)
+{
+	FOO = fn () {}
+}
+
+/* #expect: test.ll
+
+@.enum.FOO = internal constant [4 x i8] c"FOO\00", align 1
+@"$ct.char" = linkonce global %.introspect { i8 3, i64 0, ptr null, i64 1, i64 0, i64 0, [0 x i64] zeroinitializer }, align 8
+@"$ct.test.TestEnum" = linkonce global { i8, i64, ptr, i64, i64, i64, [1 x %"char[]"] } { i8 8, i64 0, ptr null, i64 1, i64 ptrtoint (ptr @"$ct.char" to i64), i64 1, [1 x %"char[]"] [%"char[]" { ptr @.enum.FOO, i64 3 }] }, align 8
+@"test.TestEnum$f" = linkonce constant [1 x ptr] [ptr @"test.$global$lambda1"], align 8
+
+define void @"test.$global$lambda1"() #0 {
+entry:
+  ret void
+}