qsort_r: Fix compilation error with SunPRO C++ on Solaris 10.

* lib/stdlib.in.h (_gl_qsort_r_compar_fn): New type.
(qsort_r): Use it.
* tests/test-stdlib-c++.cc (qsort_r): Don't test with SunPRO C++.

1 files changed, 7 insertions, 0 deletions

diff --git a/ChangeLog b/ChangeLog
index 66b7fd49ab..43d28ec213 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,12 @@
 2021-12-24  Bruno Haible  <bruno@clisp.org>
 
+	qsort_r: Fix compilation error with SunPRO C++ on Solaris 10.
+	* lib/stdlib.in.h (_gl_qsort_r_compar_fn): New type.
+	(qsort_r): Use it.
+	* tests/test-stdlib-c++.cc (qsort_r): Don't test with SunPRO C++.
+
+2021-12-24  Bruno Haible  <bruno@clisp.org>
+
 	threads-h tests: Avoid clang warnings.
 	* tests/test-threads.c (main): Add 'default' to switch statements.