From 6b1d94c5394e7e41389cb1cfef4f915965be1cb3 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Alex=20R=C3=B8nne=20Petersen?= <alex@alexrp.com>
Date: Sat, 27 Sep 2025 04:31:00 +0200
Subject: [PATCH] musl: add missing fenv C dummy functions for
 loongarch64-linux-muslsf

https://www.openwall.com/lists/musl/2025/09/27/1

closes #25367
---
 lib/libc/musl/src/fenv/loongarch64/fenv-sf.c | 3 +++
 src/libs/musl.zig                            | 1 +
 2 files changed, 4 insertions(+)
 create mode 100644 lib/libc/musl/src/fenv/loongarch64/fenv-sf.c

diff --git a/lib/libc/musl/src/fenv/loongarch64/fenv-sf.c b/lib/libc/musl/src/fenv/loongarch64/fenv-sf.c
new file mode 100644
index 0000000000..41154673ab
--- /dev/null
+++ b/lib/libc/musl/src/fenv/loongarch64/fenv-sf.c
@@ -0,0 +1,3 @@
+#ifdef __loongarch_soft_float
+#include "../fenv.c"
+#endif
diff --git a/src/libs/musl.zig b/src/libs/musl.zig
index 750252aa56..be7b0502f7 100644
--- a/src/libs/musl.zig
+++ b/src/libs/musl.zig
@@ -627,6 +627,7 @@ const src_files = [_][]const u8{
     "musl/src/fenv/hexagon/fenv.S",
     "musl/src/fenv/i386/fenv.s",
     "musl/src/fenv/loongarch64/fenv.S",
+    "musl/src/fenv/loongarch64/fenv-sf.c",
     "musl/src/fenv/m68k/fenv.c",
     "musl/src/fenv/mips64/fenv.S",
     "musl/src/fenv/mips64/fenv-sf.c",