From mboxrd@z Thu Jan  1 00:00:00 1970
From: Baruch Siach <baruch@tkos.co.il>
Date: Thu, 11 Oct 2018 14:08:34 +0300
Subject: [Buildroot] Analysis results for 2018-10-09
In-Reply-To: <87a7nksr18.fsf@dell.be.48ers.dk>
References: <20181010060010.4E3C920736@mail.bootlin.com>
 <20181010174814.5ac114f1@windsurf> <87y3b5ks97.fsf@tkos.co.il>
 <87a7nksr18.fsf@dell.be.48ers.dk>
Message-ID: <87o9c0lozx.fsf@tkos.co.il>
List-Id: <buildroot.busybox.net>
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To: buildroot@busybox.net

Hi Peter,

Peter Korsgaard writes:
>>>>>> "Baruch" == Baruch Siach <baruch@tkos.co.il> writes:
>  >>> powerpc | squid-4.2 | NOK |
>  >>> http://autobuild.buildroot.net/results/e679ef90219c5e8f9c94ddcd7d3f9582f79ef751
>  >>> | ORPH
>  >>
>  >> ../../src/StatHist.h:112:30: error: invalid pure specifier (only '= 0' is allowed) before ';' token
>  >> ../../src/StatHist.h:113:31: error: invalid pure specifier (only '= 0' is allowed) before ';' token
>  >>
>  >> Not sure. Baruch, you recently bumped the squid package, could you have
>  >> a look ?
>
>  > This failure is from before my patch bumping squid to 4.3 (commit
>  > 419c47a2135). But I believe we'll see the same failure with 4.3.
>
>  > The build only fails with the CT-NG PowerPC e500 toolchain. Is that the
>  > only gcc 4.7 toolchain?
>
>  > This is the failing code:
>
>  > typedef double hbase_f(double);
>
> Isn't there a * missing if this is a function pointer?
>
> E.G.:
>
> typedef double (*hbase_f)(double);
>
> Unless this is something special in C++? Testing that on a 4.7.2
> toolchain:
>
> g++ -v
> Using built-in specs.
> COLLECT_GCC=g++
> COLLECT_LTO_WRAPPER=/usr/lib/gcc/x86_64-linux-gnu/4.7/lto-wrapper
> Target: x86_64-linux-gnu
> Configured with: ../src/configure -v --with-pkgversion='Debian 4.7.2-5' --with-bugurl=file:///usr/share/doc/gcc-4.7/README.Bugs --enable-languages=c,c++,go,fortran,objc,obj-c++ --prefix=/usr --program-suffix=-4.7 --enable-shared --enable-linker-build-id --with-system-zlib --libexecdir=/usr/lib --without-included-gettext --enable-threads=posix --with-gxx-include-dir=/usr/include/c++/4.7 --libdir=/usr/lib --enable-nls --with-sysroot=/ --enable-clocale=gnu --enable-libstdcxx-debug --enable-libstdcxx-time=yes --enable-gnu-unique-object --enable-plugin --enable-objc-gc --with-arch-32=i586 --with-tune=generic --enable-checking=release --build=x86_64-linux-gnu --host=x86_64-linux-gnu --target=x86_64-linux-gnu
> Thread model: posix
> gcc version 4.7.2 (Debian 4.7.2-5)
>
> g++ -std=c++11  -c t.cpp
> t.cpp:5:27: error: invalid pure specifier (only ?= 0? is allowed) before ?;? token
> g++ -std=c++11  -c t2.cpp
> diff -u t.cpp t2.cpp
> --- t.cpp       2018-10-11 12:35:32.122441311 +0200
> +++ t2.cpp      2018-10-11 12:35:53.786261260 +0200
> @@ -1,4 +1,4 @@
> -typedef double hbase_f(double);
> +typedef double (*hbase_f)(double);

Wouldn't that make the definition 'hbase_f *val_in' a pointer to
function pointer?

baruch


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