[gcc r13-1899] libgo: use SYS_timer_settime32

[Ian Lance Taylor <ian@gcc.gnu.org>]

https://gcc.gnu.org/g:a63b99f24df3f2a65133e22dd8a0f70e7b706fd6

commit r13-1899-ga63b99f24df3f2a65133e22dd8a0f70e7b706fd6
Author: Ian Lance Taylor <iant@golang.org>
Date:   Sat Jul 30 07:29:28 2022 -0700

    libgo: use SYS_timer_settime32
    
    Musl defines SYS_timer_settime32, not SYS_timer_settime, on 32-bit systems.
    
    Based on patch by Sören Tempel.
    
    Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/420222

Diff:
---
 gcc/go/gofrontend/MERGE | 2 +-
 libgo/sysinfo.c         | 5 +++++
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 2f2fafde1f1..ca797045d66 100644
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-a62f20ae78ddd41be682dde8cab075ca4f5dbb2a
+d53e8a0e94e34dc609e34dd5e404debda2640cfb
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.
diff --git a/libgo/sysinfo.c b/libgo/sysinfo.c
index fc0210992fa..180f5c31d74 100644
--- a/libgo/sysinfo.c
+++ b/libgo/sysinfo.c
@@ -354,6 +354,11 @@ enum {
 };
 #endif
 
+#if !defined(SYS_timer_settime) && defined(SYS_timer_settime32)
+// musl defines SYS_timer_settim32 on 32-bit systems.
+#define SYS_timer_settime SYS_timer_settime32
+#endif
+
 #if defined(HAVE_LOFF_T)
 // loff_t can be defined as a macro; for -fgo-dump-spec make sure we
 // see a typedef.