[PATCH 3/4] assert-h: fix configure comment-out

[Paul Eggert]

* m4/assert_h.m4 (gl_ASSERT_H): Also break apart "#undef
static_assert" with /**/.  Problem discovered with xlclang 16.1,
though it does not directly affect xlclang 16.1.
---
 ChangeLog      | 5 +++++
 m4/assert_h.m4 | 2 +-
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/ChangeLog b/ChangeLog
index 866a405d4a..b3b8ce5b9f 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,10 @@
 2023-01-13  Paul Eggert  <eggert@cs.ucla.edu>
 
+       assert-h: fix configure comment-out
+       * m4/assert_h.m4 (gl_ASSERT_H): Also break apart "#undef
+       static_assert" with /**/.  Problem discovered with xlclang 16.1,
+       though it does not directly affect xlclang 16.1.
+
        Don’t use alloc_size with xlclang 16.1
        * m4/gnulib-common.m4 (_GL_HAS_ATTRIBUTE): Require Clang 5 instead
        of 3.5 for this, to pacify xlclang 16.1.0 on AIX 7.2, which
diff --git a/m4/assert_h.m4 b/m4/assert_h.m4
index 6275f633a6..abba4fa3a1 100644
--- a/m4/assert_h.m4
+++ b/m4/assert_h.m4
@@ -60,7 +60,7 @@ AC_DEFUN([gl_ASSERT_H],
  /* Solaris 11.4 <assert.h> defines static_assert as a macro with 2 arguments.
     We need it also to be invocable with a single argument.  */
  #if defined __sun && (__STDC_VERSION__ - 0 >= 201112L) && !defined __cplusplus
-  #undef static_assert
+  #undef/**/static_assert
   #define static_assert _Static_assert
  #endif
 #endif])
-- 
2.37.2