Mention relevant Clang bug in comment

Change-Id: I88140ab20440125d9642a1489e501cdcb74c3a48
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/107962
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>
This commit is contained in:
Stephan Bergmann
2020-12-18 22:01:54 +01:00
parent f3c63fc602
commit d85a3887bf
@@ -559,7 +559,9 @@ void bridges::cpp_uno::shared::VtableFactory::flushCode(
// "extend.texi (__clear_cache): Correct signature" that __builtin___clear_cache takes void*
// parameters, while Clang uses char* ever since
// <https://github.com/llvm/llvm-project/commit/c491a8d4577052bc6b3b4c72a7db6a7cfcbc2ed0> "Add
// support for __builtin___clear_cache in Clang":
// support for __builtin___clear_cache in Clang" (TODO: see
// <https://bugs.llvm.org/show_bug.cgi?id=48489> "__builtin___clear_cache() has a different
// prototype than GCC"; once fixed for our Clang baseline, we can drop the reinterpret_casts):
__builtin___clear_cache(
reinterpret_cast<char *>(const_cast<unsigned char *>(begin)),
reinterpret_cast<char *>(const_cast<unsigned char *>(end)));