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[Clang] Implement the 'counted_by' attribute #76348

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Merged
merged 11 commits into from
Jan 10, 2024
Merged

[Clang] Implement the 'counted_by' attribute #76348

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d5eff51
[Clang] Implement the 'counted_by' attribute
bwendling Oct 14, 2023
1771fe1
Use 'isAnonymousStructOrUnion' instead of testing for a 'DeclName'.
bwendling Dec 29, 2023
6310ffc
Remove use of LocalDeclMap. Also simplify some of the logic where we …
bwendling Jan 8, 2024
e5b9818
Return the __bdos default when we can't generate the counted_by code.…
bwendling Jan 8, 2024
906fb4c
Don't assume that every Expr is a pointer.
bwendling Jan 8, 2024
5a9d16e
Perform proper casts to the result type instead of attempting to hand…
bwendling Jan 8, 2024
3b3eabc
Return 0 if the bounds is negative. A default value indicates that th…
bwendling Jan 9, 2024
5576043
Handle unions with 'counted_by' attributes properly.
bwendling Jan 10, 2024
b8893d8
Regenerate
bwendling Jan 10, 2024
c430d52
Reformat
bwendling Jan 10, 2024
adb51b3
The RecordDecl may be null so skip if it is.
bwendling Jan 10, 2024
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The RecordDecl may be null so skip if it is.
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@bwendling
bwendling committed Jan 10, 2024
commit adb51b3c3c441490b7892ed83c8c98fd1eedb996
2 changes: 1 addition & 1 deletion clang/lib/CodeGen/CGBuiltin.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -962,7 +962,7 @@ CodeGenFunction::emitFlexibleArrayMemberSize(const Expr *E, unsigned Type,
// }
//
// Instead of calculating a wrong number, we give up.
if (CountCountedByAttrs(OuterRD) > 1)
if (OuterRD && CountCountedByAttrs(OuterRD) > 1)
return nullptr;
}

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