Hi, My 32-bit Cygwin accepts -rdynamic. 64-bit Cygwin says it's a command line error.
For 32-bit... $ uname -a CYGWIN_NT-6.1 shameless 2.2.0(0.289/5/3) 2015-08-03 12:49 i686 Cygwin $ uname -s CYGWIN_NT-6.1 $ uname -o Cygwin For 64-bit... $ uname -a CYGWIN_NT-6.3 Optiplex 2.0.4(0.287/5/3) 2015-06-09 12:22 x86_64 Cygwin $ uname -s CYGWIN_NT-6.3 $ uname -o Cygwin Hope this helps... Regards, Mike
