From e13ba1174cd7a9c508119ceff4393e60ef42b04e Mon Sep 17 00:00:00 2001
From: qbisi <qbisicwate@gmail.com>
Date: Tue, 2 Sep 2025 22:06:23 +0800
Subject: [PATCH] petsc: use default debugging/optimization flags

---
 pkgs/by-name/pe/petsc/package.nix | 8 +-------
 1 file changed, 1 insertion(+), 7 deletions(-)

diff --git a/pkgs/by-name/pe/petsc/package.nix b/pkgs/by-name/pe/petsc/package.nix
index 5cfecd51a3d7..03aeaeaeec86 100644
--- a/pkgs/by-name/pe/petsc/package.nix
+++ b/pkgs/by-name/pe/petsc/package.nix
@@ -181,13 +181,7 @@ stdenv.mkDerivation (finalAttrs: {
     "--with-cxx=${lib.getDev mpi}/bin/mpicxx"
     "--with-fc=${lib.getDev mpi}/bin/mpif90"
   ]
-  ++ lib.optionals (!debug) [
-    "--with-debugging=0"
-    "COPTFLAGS=-O3"
-    "FOPTFLAGS=-O3"
-    "CXXOPTFLAGS=-O3"
-    "CXXFLAGS=-O3"
-  ]
+  ++ lib.optional (!debug) "--with-debugging=0"
   ++ lib.optional (!fortranSupport) "--with-fortran-bindings=0"
   ++ lib.optional pythonSupport "--with-petsc4py=1"
   ++ lib.optional withMetis "--with-metis=1"