[PATCH] mbiterf, mbuiterf: port to strict C17

[Paul Eggert]

I ran into this problem on NetBSD 9.3.
* lib/mbiterf.h (mbiterf_next) [!GNULIB_MBRTOC32_REGULAR]:
* lib/mbuiterf.h (mbuiterf_next) [!GNULIB_MBRTOC32_REGULAR]:
Don’t label a declaration.
---
 ChangeLog      | 8 ++++++++
 lib/mbiterf.h  | 2 +-
 lib/mbuiterf.h | 2 +-
 3 files changed, 10 insertions(+), 2 deletions(-)

diff --git a/ChangeLog b/ChangeLog
index 6b0079d8d0..393da435f7 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,11 @@
+2023-07-18  Paul Eggert  <eggert@cs.ucla.edu>
+
+       mbiterf, mbuiterf: port to strict C17
+       I ran into this problem on NetBSD 9.3.
+       * lib/mbiterf.h (mbiterf_next) [!GNULIB_MBRTOC32_REGULAR]:
+       * lib/mbuiterf.h (mbuiterf_next) [!GNULIB_MBRTOC32_REGULAR]:
+       Don’t label a declaration.
+
 2023-07-18  Bruno Haible  <bruno@clisp.org>
 
        mbiter, mbiterf, mbuiter, mbuiterf: Force inlining with clang.
diff --git a/lib/mbiterf.h b/lib/mbiterf.h
index 4ea1500210..dea6aaef58 100644
--- a/lib/mbiterf.h
+++ b/lib/mbiterf.h
@@ -128,7 +128,7 @@ mbiterf_next (struct mbif_state *ps, const char *iter, 
const char *endptr)
       assert (mbsinit (&ps->state));
       #if !GNULIB_MBRTOC32_REGULAR
       ps->in_shift = true;
-    with_shift:
+    with_shift:;
       #endif
       size_t bytes;
       char32_t wc;
diff --git a/lib/mbuiterf.h b/lib/mbuiterf.h
index 43d257e549..85c53e73ac 100644
--- a/lib/mbuiterf.h
+++ b/lib/mbuiterf.h
@@ -138,7 +138,7 @@ mbuiterf_next (struct mbuif_state *ps, const char *iter)
       assert (mbsinit (&ps->state));
       #if !GNULIB_MBRTOC32_REGULAR
       ps->in_shift = true;
-    with_shift:
+    with_shift:;
       #endif
       size_t bytes;
       char32_t wc;
-- 
2.39.2