ghc: Fix regression in unregisterised builds (#487958)

2026-02-08 10:29:54 +00:00
parent 49e643b789 9cc5b1ec94
commit 9b8edf6997
1 changed files with 2 additions and 0 deletions
@@ -536,6 +536,8 @@ stdenv.mkDerivation (
    ]
    ++ lib.optionals enableUnregisterised [
      "--enable-unregisterised"
+      # The C backend generates code incompatible with gnu23
+      "CONF_CC_OPTS_STAGE2=-std=gnu17"
    ];

    # Make sure we never relax`$PATH` and hooks support for compatibility.