[Bug tree-optimization/94919] Failure to recognize max pattern

2020-08-09 Thread gabravier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94919 Gabriel Ravier changed: What|Removed |Added Resolution|--- |FIXED Status|ASSIGNED

[Bug tree-optimization/94919] Failure to recognize max pattern

2020-05-24 Thread pinskia at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94919 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug tree-optimization/94919] Failure to recognize max pattern

2020-05-18 Thread gabravier at gmail dot com
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94919 --- Comment #2 from Gabriel Ravier --- Essentially, what I've been doing in my spare time for the past few weeks is looking at random pieces of code all over the internet, looking at the results trunk gcc/clang give (usually on x86-64 (though I'v

[Bug tree-optimization/94919] Failure to recognize max pattern

2020-05-02 Thread glisse at gcc dot gnu.org
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94919 --- Comment #1 from Marc Glisse --- This seems related to another one you reported, in the category: i&-b == b?i:0 (for b∈{0,1}). The first form has the advantage of no branch, while the second is less obfuscated and simplifies more naturally (li