diff options
Diffstat (limited to 'configure.ac')
-rw-r--r-- | configure.ac | 12 |
1 files changed, 12 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index 032b7a0e0..5d56dfa76 100644 --- a/configure.ac +++ b/configure.ac @@ -1038,6 +1038,18 @@ else fi AC_SUBST(AST_NATIVE_ARCH) +dnl Nested functions required for RAII implementation +AC_MSG_CHECKING(for -fnested-functions) +AC_COMPILE_IFELSE( + dnl Prototype needed due to http://gcc.gnu.org/bugzilla/show_bug.cgi?id=36774 + [AC_LANG_PROGRAM([], [auto void foo(void); void foo(void) {}])], + AC_MSG_RESULT(no) + [AST_NESTED_FUNCTIONS=], + AC_MSG_RESULT(required) + [AST_NESTED_FUNCTIONS=-fnested-functions] +) +AC_SUBST(AST_NESTED_FUNCTIONS) + AC_MSG_CHECKING(for sysinfo) AC_LINK_IFELSE( [AC_LANG_PROGRAM([#include <sys/sysinfo.h>], |