From bd2d0aab4d259fe579db294467c366b7737f3488 Mon Sep 17 00:00:00 2001 From: Alexandre Oliva Date: Tue, 5 Jul 2022 19:07:32 -0300 Subject: [PATCH] libstdc++: testsuite: why cast getpid result Add a comment next to the getpid call to explain why the typecast is needed. for libstdc++-v3/ChangeLog * testsuite/util/testsuite_fs.h (nonexistent_path): Explain why we need the typecast. --- libstdc++-v3/testsuite/util/testsuite_fs.h | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libstdc++-v3/testsuite/util/testsuite_fs.h b/libstdc++-v3/testsuite/util/testsuite_fs.h index 25f8f734dc7..0e28385e99a 100644 --- a/libstdc++-v3/testsuite/util/testsuite_fs.h +++ b/libstdc++-v3/testsuite/util/testsuite_fs.h @@ -162,7 +162,8 @@ namespace __gnu_test if (file.length() > 64) file.resize(64); // The combination of random counter and PID should be unique for a given - // run of the testsuite. + // run of the testsuite. N.B. getpid() returns a pointer type on vxworks + // in kernel mode. file += std::to_string((unsigned long) ::getpid()); p = std::move(file); if (test_fs::exists(p)) -- 2.47.2