Bug#1051801: document DEB_BUILD_OPTIONS value nopgo

2023-09-13 Thread Bill Allombert
On Mon, Sep 11, 2023 at 09:25:11AM +0200, Helmut Grohne wrote: > Package: debian-policy > Version: 4.6.2.0 > Severity: wishlist > X-Debbugs-Cc: > debian-cr...@lists.debian.org,rb-gene...@lists.reproducible-builds.org > > Hi, > > more and more packages implement a technique called profile guided

Bug#1051801: document DEB_BUILD_OPTIONS value nopgo

2023-09-12 Thread Bernhard M. Wiedemann
On 11/09/2023 09.25, Helmut Grohne wrote: It also is unclear how it affects reproducible builds since such builds depend on the performance characteristics of the system performing the build. It is worth noting that the performance (execution time) of a build-system does not matter for profili

Bug#1051801: document DEB_BUILD_OPTIONS value nopgo

2023-09-12 Thread Russ Allbery
Helmut Grohne writes: > more and more packages implement a technique called profile guided > optimization. The general idea is that it performs a build that is > instrumented for profiling first. It then runs a reasonable workload to > collect profiling data, which in turn is used to guide the op

Bug#1051801: document DEB_BUILD_OPTIONS value nopgo

2023-09-12 Thread Helmut Grohne
Package: debian-policy Version: 4.6.2.0 Severity: wishlist X-Debbugs-Cc: debian-cr...@lists.debian.org,rb-gene...@lists.reproducible-builds.org Hi, more and more packages implement a technique called profile guided optimization. The general idea is that it performs a build that is instrumented f