vsavchenko marked 2 inline comments as done.
vsavchenko added inline comments.
================
Comment at: clang/lib/StaticAnalyzer/Core/RangeConstraintManager.cpp:459
+ bool CoversTheWholeType =
+ (Origin.From().isMinSignedValue() || Origin.To().isMaxValue());
+
----------------
NoQ wrote:
> `(Origin.From() + 1).isMinSignedValue()` is another sufficient condition(?)
I'm sorry, I don't quite get what cases does this check cover. Can you please
explain what you have in mind?
================
Comment at: clang/lib/StaticAnalyzer/Core/RangeConstraintManager.cpp:462
+ if (CoversTheWholeType) {
+ return {ValueFactory.getMinValue(RangeType),
+ ValueFactory.getMaxValue(RangeType)};
----------------
NoQ wrote:
> You mean zero, right?
No, not always. It still can be signed at this point.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D80117/new/
https://reviews.llvm.org/D80117
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