From: Richard Henderson <richard.henderson@linaro.org>
To: "Alex Bennée" <alex.bennee@linaro.org>, qemu-devel@nongnu.org
Cc: philmd@redhat.com, Thomas Huth <thuth@redhat.com>,
i@maskray.me, berrange@redhat.com
Subject: Re: [PATCH v2 4/7] configure: Always detect -no-pie toolchain support
Date: Wed, 8 Jan 2020 10:45:40 +1000 [thread overview]
Message-ID: <54884771-5615-0518-9da0-9c3271e47a65@linaro.org> (raw)
In-Reply-To: <87o8vf4dan.fsf@linaro.org>
On 1/7/20 11:16 PM, Alex Bennée wrote:
>
> Richard Henderson <richard.henderson@linaro.org> writes:
>
>> The CFLAGS_NOPIE and LDFLAGS_NOPIE variables are used
>> in pc-bios/optionrom/Makefile, which has nothing to do
>> with the PIE setting of the main qemu executables.
>>
>> This overrides any operating system default to build
>> all executables as PIE, which is important for ROMs.
>
> But if the compiler doesn't support no-pie it just keeps going on.
> Should the sub-build be bailing if _NOPIE is empty?
If the compiler doesn't support no-pie, we assume that pie isn't default, and
so no arguments are required.
r~
next prev parent reply other threads:[~2020-01-08 0:46 UTC|newest]
Thread overview: 20+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-18 22:34 [PATCH v2 0/7] configure: Improve PIE and other linkage Richard Henderson
2019-12-18 22:34 ` [PATCH v2 1/7] configure: Drop adjustment of textseg Richard Henderson
2020-01-07 11:34 ` Alex Bennée
2019-12-18 22:34 ` [PATCH v2 2/7] tcg: Remove softmmu code_gen_buffer fixed address Richard Henderson
2020-01-07 11:35 ` Alex Bennée
2019-12-18 22:34 ` [PATCH v2 3/7] configure: Do not force pie=no for non-x86 Richard Henderson
2020-01-07 11:37 ` Philippe Mathieu-Daudé
2020-01-07 12:58 ` Alex Bennée
2019-12-18 22:34 ` [PATCH v2 4/7] configure: Always detect -no-pie toolchain support Richard Henderson
2020-01-07 13:16 ` Alex Bennée
2020-01-08 0:45 ` Richard Henderson [this message]
2019-12-18 22:34 ` [PATCH v2 5/7] configure: Unnest detection of -z,relro and -z,now Richard Henderson
2019-12-18 22:46 ` [PATCH v2 5/7] configure: Unnest detection of -z, relro and -z, now Philippe Mathieu-Daudé
2019-12-19 7:11 ` Fangrui Song
2020-01-07 13:18 ` Alex Bennée
2019-12-18 22:34 ` [PATCH v2 6/7] configure: Override the os default with --disable-pie Richard Henderson
2020-01-07 13:24 ` Alex Bennée
2019-12-18 22:34 ` [PATCH v2 7/7] configure: Support -static-pie if requested Richard Henderson
2020-01-07 13:45 ` Alex Bennée
2020-01-06 2:57 ` [PATCH v2 0/7] configure: Improve PIE and other linkage Richard Henderson
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