diff options
| author | Pierre-Marie Pédrot | 2019-08-30 15:42:40 +0200 |
|---|---|---|
| committer | Pierre-Marie Pédrot | 2019-08-30 15:42:40 +0200 |
| commit | 24a9a9c4bef18133c0b5070992d3396ff7596a7c (patch) | |
| tree | 14910b2d9c9b62f4a7bbc9994932afaa65b2eb6e /dev/doc | |
| parent | 09bf7631fa92a2f6d93e940b8730a2a053ba4efc (diff) | |
Adding a critical-bugs entry. Description from Hugo Herbelin.
Diffstat (limited to 'dev/doc')
| -rw-r--r-- | dev/doc/critical-bugs | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/dev/doc/critical-bugs b/dev/doc/critical-bugs index 01c2b574a2..d00c8cb11a 100644 --- a/dev/doc/critical-bugs +++ b/dev/doc/critical-bugs @@ -119,6 +119,16 @@ Universes GH issue number: #8341 risk: unlikely to be activated by chance (requires a plugin) + component: template polymorphism + summary: template polymorphism not collecting side constrains on the universe level of a parameter; this is a general form of the previous issue about template polymorphism exploiting other ways to generate untracked constraints introduced: morally at the introduction of template polymorphism, 23 May 2006, 9c2d70b, r8845, Herbelin impacted released versions: at least V8.4-V8.4pl6, V8.5-V8.5pl3, V8.6-V8.6pl2, V8.7.0-V8.7.1, V8.8.0-V8.8.1, V8.9.0-V8.9.1, in theory also V8.1-V8.1pl4, V8.2-V8.2pl2, V8.3-V8.3pl2 but not exploit found there yet (an exploit using a plugin to force sharing of universe level is in principle possible though) + impacted development branches: all from 8.4 to 8.9 at the time of writing and suspectingly also all from 8.1 to 8.4 if a way to create untracked constraints can be found + impacted coqchk versions: a priori all (tested with V8.4 and V8.9 which accept the exploit) + fixed in: soon in master and V8.10.0 (PR #9918, Aug 2019, Dénès and Sozeau) + found by: Gilbert using explicit sharing of universes, exploit found for 8.5-8.9 by Pédrot, other variants generating sharing using sections, or using ltac tricks by Sozeau, exploit in 8.4 by Herbelin and Jason Gross by adding new tricks to Sozeau's variants + exploit: test-suite/failure/Template.v + GH issue number: #9294 + risk: moderate risk to be activated by chance + Primitive projections component: primitive projections, guard condition |