This file contains any messages produced by compilers while
running configure, to aid debugging if configure makes a mistake.

configure:566: checking for gcc
configure:679: checking whether the C compiler (/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-buildroot-linux-gnu-gcc -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Ofast -g0 -D_FORTIFY_SOURCE=3 ) works
configure:695: /home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-buildroot-linux-gnu-gcc -o conftest -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Ofast -g0 -D_FORTIFY_SOURCE=3 -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  conftest.c  1>&5
configure:692:1: error: return type defaults to 'int' [-Wimplicit-int]
  692 | main(){return(0);}
      | ^~~~
configure: failed program was:

#line 690 "configure"
#include "confdefs.h"

main(){return(0);}