Merge pull request swiftlang#82122 from compnerd/versioning

compnerd · web-flow · commit 1484f1c5be8d · 2025-06-10T15:11:33.000-07:00
tests: add a new test for the ClangImporter
diff --git a/test/ClangImporter/Inputs/custom-modules/module.modulemap b/test/ClangImporter/Inputs/custom-modules/module.modulemap
@@ -279,3 +279,7 @@ module "Weird C Module" {
 module Aliases {
   header "Aliases.h"
 }
+
+module RetroactiveVersioning {
+  header "versioning.h"
+}
diff --git a/test/ClangImporter/Inputs/custom-modules/versioning.h b/test/ClangImporter/Inputs/custom-modules/versioning.h
@@ -0,0 +1,9 @@
+#pragma once
+extern const int kVersion;
+extern const int kVersion1;
+extern const int kVersion2;
+#if OLD_DEPLOYMENT_TARGET
+#define kVersion kVersion1
+#else
+#define kVersion kVersion2
+#endif
diff --git a/test/ClangImporter/versioning.swift b/test/ClangImporter/versioning.swift
@@ -0,0 +1,7 @@
+// RUN: %target-typecheck-verify-swift %s -I %S/Inputs/custom-modules
+// XFAIL: *
+
+// expected-no-diagnostics
+
+import RetroactiveVersioning
+let _ = kVersion

Original file line number	Diff line number	Diff line change
`@@ -279,3 +279,7 @@ module "Weird C Module" {`
`279`	`279`	`module Aliases {`
`280`	`280`	`header "Aliases.h"`
`281`	`281`	`}`
	`282`	`+`
	`283`	`+module RetroactiveVersioning {`
	`284`	`+ header "versioning.h"`
	`285`	`+}`