[PATCH] D50256: [Analyzer] Basic support for multiplication and division in the constraint manager (for == and != only)
Artem Dergachev via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Jul 26 15:51:43 PDT 2019
NoQ added inline comments.
================
Comment at: test/Analysis/multiplicative-folding.c:140-142
+ clang_analyzer_eval(n == -1); //expected-warning{{FALSE}}
+ clang_analyzer_eval(n == 0); //expected-warning{{TRUE}}
+ clang_analyzer_eval(n == 1); //expected-warning{{FALSE}}
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Something's not right here. All three can potentially be true, because both `1/2 == 0` and `(-1)/2 == 0`.
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D50256/new/
https://reviews.llvm.org/D50256
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