From 3baddb7b8543fe2165e8f7d46a782553ca277432 Mon Sep 17 00:00:00 2001
From: Jan Horak <jhorak@redhat.com>
Date: Tue, 25 Nov 2025 16:25:10 +0100
Subject: [PATCH] Fixing build on s390x

Resolves: RHEL-126377
---
 firefox.spec | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/firefox.spec b/firefox.spec
index 842fdc0..b85dee8 100644
--- a/firefox.spec
+++ b/firefox.spec
@@ -1686,11 +1686,17 @@ MOZ_LINK_FLAGS="-Wl,--no-keep-memory -Wl,--reduce-memory-overheads"
 # __global_ldflags that normally sets this.
 MOZ_LINK_FLAGS="$MOZ_LINK_FLAGS -L%{_libdir}"
 %endif
-%ifarch %{ix86} s390x
+
+%ifarch %{ix86}
 export RUSTFLAGS="-Cdebuginfo=0"
 echo 'export RUSTFLAGS="-Cdebuginfo=0"' >> .mozconfig
 %endif
 
+%ifarch s390x
+export RUSTFLAGS="-Cdebuginfo=0 -C link-arg=-no-pie"
+echo 'export RUSTFLAGS="-Cdebuginfo=0 -C link-arg=-no-pie"' >> .mozconfig
+%endif
+
 %if 0%{?bundle_nss}
   mkdir -p %{_buildrootdir}%{bundled_install_path}/%{_lib}
   MOZ_LINK_FLAGS="-L%{_buildrootdir}%{bundled_install_path}/%{_lib} $MOZ_LINK_FLAGS"