search for: ac_lang_assert

Displaying 2 results from an estimated 2 matches for "ac_lang_assert".

2013 Mar 12
2
Can't cross-compile from git now.
Erik de Castro Lopo wrote: > JonY wrote: > > > Please do a link time test instead, I am not getting this error and > > would like to keep stack protector on. > > I'll write an m4 macro. I have attampted to write a macro that reliably detects the availability of stack smash protection. I currently have two configurations where my detection says that SSP is available
2013 Mar 12
3
Can't cross-compile from git now.
JonY wrote: > What is your link test checking and how does it fail? My m4 macro is really simple, TRY_LINK a simple program with the stack protect CFLAGS: AC_DEFUN([XIPH_GCC_STACK_PROTECTOR], [AC_LANG_ASSERT(C) AC_MSG_CHECKING([if $CC supports stack smash protection]) xiph_stack_check_old_cflags="$CFLAGS" SSP_FLAGS="-fstack-protector --param ssp-buffer-size=4" CFLAGS=$SSP_FLAGS AC_TRY_LINK([ #include <stdio.h> ], [puts("Hello, World!"); return 0;], AC_...