Re: configure errors?

[Alan Modra]

On Thu, Jul 16, 2015 at 01:04:28PM -0700, Mike McWilliam wrote:
> address@hidden:/opt/gcc-4.9.3/binutils/binutils-2.25/gas> gcc -DHAVE_CONFIG_H
> -I.  -I. -I. -I../bfd -I./config -I./../include -I./.. -I./../bfd
> -DLOCALEDIR="\"/opt/gcc-4.9.3/install/share/locale\""  -W -Wall
> -Wstrict-prototypes -Wmissing-prototypes -Wshadow -g -O2 -MT as.o -MD -MP
> -MF .deps/as.Tpo -c -o as.o as.c --save-temps
> 
> ... <same error> ...
> 
> address@hidden:/opt/gcc-4.9.3/binutils/binutils-2.25/gas> head as.i -n 20
> # 1 "as.c"
> # 1 "/opt/gcc-4.9.3/binutils/binutils-2.25/gas//"
> # 1 "<built-in>"
> # 1 "<command-line>"
> # 1 "/usr/include/stdc-predef.h" 1 3 4
> # 1 "<command-line>" 2
> # 1 "as.c"
> # 34 "as.c"
> # 1 "as.h" 1
> # 37 "as.h"
> # 1 "./../include/alloca-conf.h" 1
> # 16 "./../include/alloca-conf.h"
> # 1 "../bfd/config.h" 1
> # 17 "./../include/alloca-conf.h" 2

This says your gcc is broken, but before you report a bug you should
check exactly what runs when you type "gcc".  It may be a script that
inserts options, or something like ccache.  There are also environment
variables that can affect gcc's include path search order.

-- 
Alan Modra
Australia Development Lab, IBM