Tested powerpc64le-linux. Pushed to trunk. -- >8 --
As in r12-6867-ge20486d508afdf we need to define _GNU_SOURCE explicitly for Cygwin, because configure finds it in libc but it isn't declared unless we request it. libstdc++-v3/ChangeLog: PR libstdc++/107511 * libsupc++/eh_alloc.cc (_GNU_SOURCE): Define. --- libstdc++-v3/libsupc++/eh_alloc.cc | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/libstdc++-v3/libsupc++/eh_alloc.cc b/libstdc++-v3/libsupc++/eh_alloc.cc index e93f14c887b..83d15f39ca4 100644 --- a/libstdc++-v3/libsupc++/eh_alloc.cc +++ b/libstdc++-v3/libsupc++/eh_alloc.cc @@ -25,6 +25,11 @@ // This is derived from the C++ ABI for IA-64. Where we diverge // for cross-architecture compatibility are noted with "@@@". +#ifndef _GNU_SOURCE +// Cygwin needs this for secure_getenv +# define _GNU_SOURCE 1 +#endif + #include <exception> // std::exception #include <new> // std::terminate #include <cstdlib> // std::malloc, std::free, std::strtoul -- 2.38.1