On 15 June 2017 at 16:20, Maxim Uvarov <maxim.uva...@linaro.org> wrote: > On 06/15/17 11:50, Dmitry Eremin-Solenikov wrote: >> On 15.06.2017 11:47, shally verma wrote: >>> Does it mean that going further there would be certain limitation on >>> gcc version to be used? I just tried to compile next branch and >>> ./configure throws an error >>> >>> ./configure: line 22786: syntax error near unexpected token >>> `-Wimplicit-fallthrough=0,' >>> ./configure: line 22786: `AX_CHECK_COMPILE_FLAG(-Wimplicit-fallthrough=0,' >> >> Install autoconf-archive package and rerun aclocal. >> >> Maybe we should reconsider and include ax_check_compile_flag.m4 file? >> > > I think ./configure has to fail with valid error, not just terminate in > some code.
Try adding m4_pattern_forbid([^_?AX_[A-Z_]+$]) near the top of configure.ac I did not test it myself, but it might help. -- With best wishes Dmitry
