================
@@ -320,6 +321,69 @@ bool
clang::analyze_format_string::ParseUTF8InvalidSpecifier(
// Methods on ArgType.
//===----------------------------------------------------------------------===//
+static bool namedTypeToLengthModifierKind(QualType QT,
+ LengthModifier::Kind &K) {
+ for (/**/; const auto *TT = QT->getAs<TypedefType>();
+ QT = TT->getDecl()->getUnderlyingType()) {
+ StringRef Name = TT->getDecl()->getIdentifier()->getName();
+ if (Name == "size_t" || Name == "__size_t") {
+ K = LengthModifier::AsSizeT;
+ return true;
+ } else if (Name == "__signed_size_t" ||
+ Name == "ssize_t" /*Not C99, but common in Unix.*/) {
+ K = LengthModifier::AsSizeT;
+ return true;
+ } else if (Name == "ptrdiff_t" || Name == "__ptrdiff_t") {
+ K = LengthModifier::AsPtrDiff;
+ return true;
+ } else if (Name == "intmax_t") {
+ K = LengthModifier::AsIntMax;
+ return true;
+ } else if (Name == "uintmax_t") {
+ K = LengthModifier::AsIntMax;
+ return true;
+ }
+ }
+ return false;
----------------
YexuanXiao wrote:
The C and C++ standards state that stddef.h is provided in freestanding
environments. I don’t have much practical experience with this—what should I do?
https://github.com/llvm/llvm-project/pull/143653
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