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-rw-r--r--nixpkgs/pkgs/development/libraries/gmp/6.x.nix4
1 files changed, 3 insertions, 1 deletions
diff --git a/nixpkgs/pkgs/development/libraries/gmp/6.x.nix b/nixpkgs/pkgs/development/libraries/gmp/6.x.nix
index d9ea5a71dd30..4b35f7828fe0 100644
--- a/nixpkgs/pkgs/development/libraries/gmp/6.x.nix
+++ b/nixpkgs/pkgs/development/libraries/gmp/6.x.nix
@@ -37,7 +37,9 @@ let self = stdenv.mkDerivation rec {
     "--build=${stdenv.buildPlatform.config}"
   ] ++ optional (cxx && stdenv.isDarwin) "CPPFLAGS=-fexceptions"
     ++ optional (stdenv.isDarwin && stdenv.is64bit) "ABI=64"
-    ++ optional (with stdenv.hostPlatform; (useAndroidPrebuilt || useiOSPrebuilt) && !isx86) "--disable-assembly"
+    # to build a .dll on windows, we need --disable-static + --enable-shared
+    # see https://gmplib.org/manual/Notes-for-Particular-Systems.html
+    ++ optional (!withStatic && stdenv.hostPlatform.isWindows) "--disable-static --enable-shared"
     ;
 
   doCheck = true; # not cross;