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C++: Support #elifdef, #elifndef, and MSVC's #import #18537

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Merged
jketema merged 5 commits into from
Jan 21, 2025
Merged

C++: Support #elifdef, #elifndef, and MSVC's #import #18537

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a0ef288
C++: Add more preprocessor tests
jketema Jan 16, 2025
9fd9538
C++: Support `#elifdef` `#elifndef`, and MSVC's `#import`
jketema Jan 16, 2025
e0acf26
C++: Add change note
jketema Jan 20, 2025
32ff8dc
C++: Add upgrade and downgrade scripts
jketema Jan 20, 2025
ac18e74
C++: Update stats file
jketema Jan 20, 2025
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2,432 changes: 2,432 additions & 0 deletions cpp/downgrades/59cb96ca699929b63941e81905f9b8de7eed59a6/old.dbscheme
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21 changes: 21 additions & 0 deletions cpp/downgrades/59cb96ca699929b63941e81905f9b8de7eed59a6/preprocdirects.ql
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Original file line number Diff line number Diff line change
@@ -0,0 +1,21 @@
class PreprocessorDirective extends @preprocdirect {
string toString() { none() }
}

class Location extends @location_default {
string toString() { none() }
}

bindingset[kind]
int getKind(int kind) {
if kind = 14
then result = 6 // Represent MSFT #import as #include
else
if kind = 15 or kind = 6
then result = 3 // Represent #elifdef and #elifndef as #elif
else result = kind
}

from PreprocessorDirective ppd, int kind, Location l
where preprocdirects(ppd, kind, l)
select ppd, getKind(kind), l
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