remove cached feature checks - Boost - lists.boost.org

newer
Boost.Operators issue: polluting...

remove cached feature checks

older
[block_ptr] 20% speed boost

Oliver Kowalke

17 Feb 2016 17 Feb '16

9:59 a.m.

Hi, how is it possible to remove the cached feature checks? Boost.Config Feature Check: cxx11_constexpr : no (cached) b2 -a toolset=clang cxxflags="-std=c++11" does not re-check the features. Oliver

Reply

Sign in to reply online Use email software

Show replies by date

Andrey Semashev

17 Feb 17 Feb

10:01 a.m.

On 2016-02-17 11:59, Oliver Kowalke wrote:

Hi, how is it possible to remove the cached feature checks? Boost.Config Feature Check: cxx11_constexpr : no (cached) b2 -a toolset=clang cxxflags="-std=c++11" does not re-check the features.

Try deleting the bin.v2 directory.

Reply

Sign in to reply online Use email software

Kohei Takahashi

10:10 a.m.

On 2016/02/17 17:59, Oliver Kowalke wrote:

how is it possible to remove the cached feature checks? Boost.Config Feature Check: cxx11_constexpr : no (cached) b2 -a toolset=clang cxxflags="-std=c++11" does not re-check the features. Try 'b2 --reconfigure'.

Kohei

Reply

Sign in to reply online Use email software

Oliver Kowalke

2:16 p.m.

thx, with --reconfigure the C++11-features are evaluated again

Reply

Sign in to reply online Use email software

Steven Watanabe

3:55 p.m.

AMDG On 02/17/2016 06:16 AM, Oliver Kowalke wrote:

thx, with --reconfigure the C++11-features are evaluated again

For the record, it's a bug that -a doesn't work. In Christ, Steven Watanabe

Reply

Sign in to reply online Use email software

3544

Age (days ago)

3544

Last active (days ago)

4 comments

4 participants

tags

participants (4)

Andrey Semashev
Kohei Takahashi
Oliver Kowalke
Steven Watanabe