From ba64d0c8ab93c7f38b87567059cb2b66747d022c Mon Sep 17 00:00:00 2001
From: Timothee Cour <timothee.cour2@gmail.com>
Date: Mon, 8 Feb 2021 13:26:09 -0800
Subject: [PATCH] fix #16947: `--app:staticlib -o:lib` now first removes lib
 (#16948)

---
 compiler/extccomp.nim | 1 +
 1 file changed, 1 insertion(+)

diff --git a/compiler/extccomp.nim b/compiler/extccomp.nim
index cf6cd8d9dc..6341cddd99 100644
--- a/compiler/extccomp.nim
+++ b/compiler/extccomp.nim
@@ -662,6 +662,7 @@ proc addExternalFileToCompile*(conf: ConfigRef; filename: AbsoluteFile) =
 proc getLinkCmd(conf: ConfigRef; output: AbsoluteFile,
                 objfiles: string, isDllBuild: bool): string =
   if optGenStaticLib in conf.globalOptions:
+    removeFile output # fixes: bug #16947
     result = CC[conf.cCompiler].buildLib % ["libfile", quoteShell(output),
                                             "objfiles", objfiles]
   else: