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Merge branch 'master' of github.com:Semmle/ql into rdmarsh/cpp/ir-constructor-side-effects

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This commit is contained in:
Robert Marsh
2019-11-08 12:47:27 -08:00
parent 2582b69e17 2b89139d5f
commit 1dc0cb89d0
27 changed files with 593 additions and 391 deletions
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3
cpp/ql/src/semmle/code/cpp/ir/implementation/raw/internal/TranslatedDeclarationEntry.qll
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@@ -121,7 +121,8 @@ abstract class TranslatedVariableDeclaration extends TranslatedElement, Initiali
private predicate hasUninitializedInstruction() {
not exists(getInitialization()) or
getInitialization() instanceof TranslatedListInitialization or
getInitialization() instanceof TranslatedConstructorInitialization
getInitialization() instanceof TranslatedConstructorInitialization or
getInitialization().(TranslatedStringLiteralInitialization).zeroInitRange(_, _)
}
}

2
cpp/ql/src/semmle/code/cpp/ir/implementation/raw/internal/TranslatedInitialization.qll
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@@ -340,7 +340,7 @@ class TranslatedStringLiteralInitialization extends TranslatedDirectInitializati
* Holds if the `elementCount` array elements starting at `startIndex` must be
* zero initialized.
*/
private predicate zeroInitRange(int startIndex, int elementCount) {
predicate zeroInitRange(int startIndex, int elementCount) {
exists(int targetCount |
startIndex = expr.getUnspecifiedType().(ArrayType).getArraySize() and
targetCount = getContext().getTargetType().getUnspecifiedType().(ArrayType).getArraySize() and