[gcc r15-4588] libffi: LoongArch: Fix soft-float builds of libffi

[LuluCheng via Gcc-cvs]

https://gcc.gnu.org/g:a616b7e1db7319c587b9c65fe9548c59c67d1234

commit r15-4588-ga616b7e1db7319c587b9c65fe9548c59c67d1234
Author: Yang Yujie <yangyu...@loongson.cn>
Date:   Sat Jan 27 15:09:46 2024 +0800

    libffi: LoongArch: Fix soft-float builds of libffi
    
    This patch correspond to the upstream PR:
    https://github.com/libffi/libffi/pull/817
    And has been merged.
    
    libffi/ChangeLog:
    
            * src/loongarch64/ffi.c: Avoid defining floats
            in struct call_context if the ABI is soft-float.

Diff:
---
 libffi/src/loongarch64/ffi.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libffi/src/loongarch64/ffi.c b/libffi/src/loongarch64/ffi.c
index 140be3bc3dc4..01c2e18a395f 100644
--- a/libffi/src/loongarch64/ffi.c
+++ b/libffi/src/loongarch64/ffi.c
@@ -58,7 +58,9 @@
 */
 typedef struct call_context
 {
+#if !defined(__loongarch_soft_float)
   ABI_FLOAT fa[8];
+#endif
   size_t a[10];
 } call_context;