[Bug binutils/25866] New: bugs while compiling binutils using afl-gcc

[rfstudy2020 at gmail dot com]

https://sourceware.org/bugzilla/show_bug.cgi?id=25866

            Bug ID: 25866
           Summary: bugs while compiling binutils using afl-gcc
           Product: binutils
           Version: unspecified
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: binutils
          Assignee: unassigned at sourceware dot org
          Reporter: rfstudy2020 at gmail dot com
  Target Milestone: ---

When I was following the online tutorial of AFL fuzzing binutils.

I git cloned the binutils software into a new directory and tried to compile it
with :
CC=afl-gcc ./configure
make

And I got bugs as follows:
```
afl-cc 2.52b by <address@hidden>
In file included from ./../include/alloca-conf.h:1:0,
                 from sysdep.h:23,
                 from arparse.y:29:
./config.h:7:4: error: #error config.h must be #included before system headers
 #  error config.h must be #included before system headers
    ^~~~~
/usr/share/bison++/bison.cc: In function ‘yyparse’:
/usr/share/bison++/bison.cc:616:9: warning: this statement may fall through
[-Wimplicit-fallthrough=]
   yyvsp = yyvs;
   ~~~~~~^~~~~~
/usr/share/bison++/bison.cc:377:23: note: here
 #define YYLABEL(lb) } case lb: {
                       ^
/usr/share/bison++/bison.cc:624:1: note: in expansion of macro ‘YYLABEL’
 YYLABEL(yynewstate)
 ^~~~~~~
/usr/share/bison++/bison.cc:815:6: warning: this statement may fall through
[-Wimplicit-fallthrough=]
   if (yyn == 0)
      ^
/usr/share/bison++/bison.cc:377:23: note: here
 #define YYLABEL(lb) } case lb: {
                       ^
/usr/share/bison++/bison.cc:819:1: note: in expansion of macro ‘YYLABEL’
 YYLABEL(yyreduce)
 ^~~~~~~
/usr/share/bison++/bison.cc:981:11: warning: this statement may fall through
[-Wimplicit-fallthrough=]
   yystate = *--yyssp;
   ~~~~~~~~^~~~~~~~~~
/usr/share/bison++/bison.cc:377:23: note: here
 #define YYLABEL(lb) } case lb: {
                       ^
/usr/share/bison++/bison.cc:997:1: note: in expansion of macro ‘YYLABEL’
 YYLABEL(yyerrhandle)
 ^~~~~~~
Makefile:1505: recipe for target 'arparse.o' failed
make[4]: *** [arparse.o] Error 1
make[4]: Leaving directory '/home/runfeng/fuzzing/binutils-gdb/binutils'
Makefile:1135: recipe for target 'all-recursive' failed
make[3]: *** [all-recursive] Error 1
make[3]: Leaving directory '/home/runfeng/fuzzing/binutils-gdb/binutils'
Makefile:761: recipe for target 'all' failed
make[2]: *** [all] Error 2
make[2]: Leaving directory '/home/runfeng/fuzzing/binutils-gdb/binutils'
Makefile:3652: recipe for target 'all-binutils' failed
make[1]: *** [all-binutils] Error 2
make[1]: Leaving directory '/home/runfeng/fuzzing/binutils-gdb'
Makefile:853: recipe for target 'all' failed
make: *** [all] Error 2
```
I did not found anything useful online to address this bugs

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