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-rw-r--r--pkgs/development/tools/ocaml/camlp4/default.nix5
1 files changed, 5 insertions, 0 deletions
diff --git a/pkgs/development/tools/ocaml/camlp4/default.nix b/pkgs/development/tools/ocaml/camlp4/default.nix
index ea1b3965098..73228655cca 100644
--- a/pkgs/development/tools/ocaml/camlp4/default.nix
+++ b/pkgs/development/tools/ocaml/camlp4/default.nix
@@ -43,6 +43,11 @@ stdenv.mkDerivation rec {
   dontAddPrefix = true;
 
   preConfigure = ''
+    # increase stack space for spacetime variant of the compiler
+    # https://github.com/ocaml/ocaml/issues/7435
+    # but disallowed by darwin sandbox
+    ulimit -s unlimited || true
+
     configureFlagsArray=(
       --bindir=$out/bin
       --libdir=$out/lib/ocaml/${ocaml.version}/site-lib