Re: Add installation hint for Solaris 10

[Jose E. Marchesi]

> On Solaris 10 with cc, I get these compilation errors:
>
> source='jitterc/jitterc-generate.c' 
> object='jitterc/bin_jitter-jitterc-generate.o' libtool=no \
> DEPDIR=.deps depmode=none /bin/bash ../../jitter/build-aux/depcomp \
> cc -xarch=generic64 -O -DHAVE_CONFIG_H -I. -I../../jitter
> -I./config-private -I./jitter -I./gnulib-local
> -I../../jitter/gnulib-local -DJITTER_WITH_LIBTEXTSTYLE=1
> -DJITTER_FLAGDIR=/home/haible/poke-0.90/build-x86-64-cc/jitter/flags
> -DJITTER_TEMPLATEDIR=/home/haible/poke-0.90/build-x86-64-cc/jitter/../../jitter/templates
> -DJITTER_INTERNAL=1 -I/home/haible/prefix-x86_64/include -g -c -o
> jitterc/bin_jitter-jitterc-generate.o `test -f
> 'jitterc/jitterc-generate.c' || echo
> '../../jitter/'`jitterc/jitterc-generate.c
> "../../jitter/jitterc/jitterc-vm.h", line 450: warning: unnamed struct member
> "../../jitter/jitterc/jitterc-rewrite.h", line 214: warning: unnamed union 
> member
> "../../jitter/jitterc/jitterc-rewrite.h", line 215: warning: unnamed struct 
> member
> "../../jitter/jitter/jitter-instruction.h", line 124: warning: unnamed union 
> member
> "../../jitter/jitter/jitter-instruction.h", line 136: warning: unnamed struct 
> member
> "../../jitter/jitterc/jitterc-generate.c", line 806: improper member use: 
> constant
> "../../jitter/jitterc/jitterc-generate.c", line 812: improper member use: 
> constant
> "../../jitter/jitterc/jitterc-generate.c", line 817: improper member use: 
> placeholder
> "../../jitter/jitterc/jitterc-generate.c", line 820: improper member use: 
> placeholder
> "../../jitter/jitterc/jitterc-generate.c", line 826: improper member use: 
> operator
> "../../jitter/jitterc/jitterc-generate.c", line 831: improper member use: 
> operator
> "../../jitter/jitterc/jitterc-generate.c", line 832: improper member use: 
> operator
> "../../jitter/jitterc/jitterc-generate.c", line 836: improper member use: 
> operand_expressions
> "../../jitter/jitterc/jitterc-generate.c", line 836: improper member use: 
> operand_expressions
> "../../jitter/jitterc/jitterc-generate.c", line 836: improper member use: 
> operand_expressions
> "../../jitter/jitterc/jitterc-generate.c", line 839: improper member use: 
> operand_expressions
> "../../jitter/jitterc/jitterc-generate.c", line 1172: improper member use: 
> nonresidual_literal
> "../../jitter/jitterc/jitterc-generate.c", line 1179: improper member use: 
> nonresidual_register
> "../../jitter/jitterc/jitterc-generate.c", line 2312: improper member use: 
> nonresidual_register
> "../../jitter/jitterc/jitterc-generate.c", line 2324: improper member use: 
> nonresidual_literal
> cc: acomp failed for ../../jitter/jitterc/jitterc-generate.c
> *** Error code 2
>
> The cause is that this compiler does not grok unnamed struct/union members.
>
> As I understand from
> <https://gcc.gnu.org/onlinedocs/gcc-10.2.0/gcc/Unnamed-Fields.html>
> this compiler feature exists only in GCC and compatible compilers and in
> compilers that implement ISO C11 or newer.
>
> Here's a proposed documentation patch.

OK for master.
Thanks!

>>From 5fd59a46c086f737ef70aa0231d2913755d8cb41 Mon Sep 17 00:00:00 2001
> From: Bruno Haible <bruno@clisp.org>
> Date: Sun, 21 Feb 2021 13:17:05 +0100
> Subject: [PATCH] Add installation hint for Solaris 10.
>
> * DEPENDENCIES: Mark Solaris 10 cc as unsupported.
> ---
>  DEPENDENCIES | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/DEPENDENCIES b/DEPENDENCIES
> index d77548f..c5758a4 100644
> --- a/DEPENDENCIES
> +++ b/DEPENDENCIES
> @@ -130,6 +130,7 @@ dependencies):
>  * A C runtime, compiler, linker, etc.
>    + Mandatory.
>      Either the platform's native 'cc', or GCC 3.1 or newer.
> +    Note: On Solaris 10, cc is too old; use GCC instead.
>    + GCC Homepage:
>      https://gcc.gnu.org/
>    + Download: