Merge pull request #2743 from JinShil/deprecate_callStrucDtorsDuringGC

Deprecated callStructDtorsDuringGC
dlang · Aug 19, 2019 · 52881f5 · 52881f5
2 parents 397b38f + 58b569e
commit 52881f5
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diff --git a/changelog/deprecate-callStructDtorsDuringGC.dd b/changelog/deprecate-callStructDtorsDuringGC.dd
@@ -0,0 +1,4 @@
+The druntime option `callStructDtorsDuringGC` has been deprecated.
+
+Starting with this release utilizing the `callStructDtorsDuringGC` runtime option will result in a
+deprecation message printed to `stderr`.  The option will be removed in a future release.
diff --git a/src/rt/lifetime.d b/src/rt/lifetime.d
@@ -47,7 +47,14 @@ extern (C) void lifetime_init()
     import rt.config;
     string s = rt_configOption("callStructDtorsDuringGC");
     if (s != null)
+    {
+        // @@@DEPRECATED_v2.094@@@
+        // Deprecated in v2.088.
+        // To be removed in v2.094, if not earlier.
+        import core.stdc.stdio : fprintf, stderr;
+        fprintf(stderr, "Deprecation: The `callStructDtorsDuringGC` option has been deprecated and will be removed in a future release.\n");
         cast() callStructDtorsDuringGC = s[0] == '1' || s[0] == 'y' || s[0] == 'Y';
+    }
     else
         cast() callStructDtorsDuringGC = true;
 }