[Buildroot] [PATCH 5/5 v2] toolchain: allow PIC/PIE without RELRO

[Arnout Vandecappelle]

On 12/03/2019 13:09, yann.morin at orange.com wrote:
> From: "Yann E. MORIN" <yann.morin at orange.com>
> 
> In commit 7484c1c3b806 (toolchain/toolchain-wrapper: add BR2_RELRO_),
> we added the PIC/PIE flags, but based on the RELRO_FULL condition.
> 
> It is however totally possible to do a PIC/PIE executable without
> RELRO_FULL, as it is also valid to do a PIC/PIE build with RELRO_PARTIAL.
> 
> Add a new option that now governs the PIC/PIE flags.
> 
> Note: it is unknown if RELRO_FULL really needs PIC/PIE or not, so we
> keep the current situation, where RELRO-FULL forces PIC/PIE compilation.
> Decoupling can come later from an interested party.
> 
> Signed-off-by: "Yann E. MORIN" <yann.morin at orange.com>
> Cc: Matt Weber <matthew.weber at rockwellcollins.com>
> Cc: Thomas Petazzoni <thomas.petazzoni at bootlin.com>
> Cc: Thomas De Schampheleire <thomas.de_schampheleire at nokia.com>

 Applied to master, thanks.

 Regards,
 Arnout