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[Bug tree-optimization/86259] min(4, strlen(s)) optimized to strlen(s) with -flto
- From: "gcc at thecybershadow dot net" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Thu, 21 Jun 2018 06:44:34 +0000
- Subject: [Bug tree-optimization/86259] min(4, strlen(s)) optimized to strlen(s) with -flto
- Auto-submitted: auto-generated
- References: <bug-86259-4@http.gcc.gnu.org/bugzilla/>
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86259
--- Comment #4 from Vladimir Panteleev <gcc at thecybershadow dot net> ---
(In reply to Andrew Pinski from comment #2)
> Note gcc thinks strlen(s) is less than or equal to 3 as s is really T.s
> which is an array of 4 in size and there for the last element has to be a
> null char.
Why does that apply only to the second strcpy, then?