# -Wunknown-warning-option diagnostic fatal with clang.
AX_APPEND_COMPILE_FLAGS([ dnl
-Wall dnl
+ dnl We currently get this warning when building with Clang:
+ dnl
+ dnl /usr/include/setjmp.h:54:12: error: declaration of built-in function '__sigsetjmp' requires the declaration of the 'jmp_buf' type, commonly provided in the header <setjmp.h>. [-Werror,-Wincomplete-setjmp-declaration]
+ dnl extern int __sigsetjmp (struct __jmp_buf_tag __env[1], int __savemask) __THROWNL;
+ dnl ^
+ -Wno-incomplete-setjmp-declaration dnl
],
[WARN_CFLAGS],
[-Werror])
AM_CFLAGS="${WARN_CFLAGS} -fno-strict-aliasing $PTHREAD_CFLAGS"
AC_SUBST(AM_CFLAGS)
+# This is set even though it is empty, so Makefiles can do "AM_LDFLAGS += ...".
+AM_LDFLAGS=""
+AC_SUBST(AM_LDFLAGS)
+
# The order in which the include folders are searched is important.
# The top_builddir should always be searched first in the event that a build
# time generated file is included. An example of this is the "version.i" file.