diff options
| author | Ted Kremenek <kremenek@apple.com> | 2012-01-24 21:29:54 +0000 |
|---|---|---|
| committer | Ted Kremenek <kremenek@apple.com> | 2012-01-24 21:29:54 +0000 |
| commit | 6fa57279396745d875676e958185b9377cdf2349 (patch) | |
| tree | 15ae4c34a71154f5d08ddc2dbb8faca052fcee80 /clang/lib/Analysis/ScanfFormatString.cpp | |
| parent | 3c1c7952b1aff6442836ae35bf238a0dc95200de (diff) | |
| download | bcm5719-llvm-6fa57279396745d875676e958185b9377cdf2349.tar.gz bcm5719-llvm-6fa57279396745d875676e958185b9377cdf2349.zip | |
Teach scanf/printf checking about '%Ld' and friends (a GNU extension). Fixes PR 9466.
llvm-svn: 148859
Diffstat (limited to 'clang/lib/Analysis/ScanfFormatString.cpp')
| -rw-r--r-- | clang/lib/Analysis/ScanfFormatString.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/clang/lib/Analysis/ScanfFormatString.cpp b/clang/lib/Analysis/ScanfFormatString.cpp index 38afd615c19..c1cdef86327 100644 --- a/clang/lib/Analysis/ScanfFormatString.cpp +++ b/clang/lib/Analysis/ScanfFormatString.cpp @@ -218,7 +218,9 @@ ScanfArgTypeResult ScanfSpecifier::getArgType(ASTContext &Ctx) const { return ScanfArgTypeResult(); case LengthModifier::AsPtrDiff: return ScanfArgTypeResult(Ctx.getPointerDiffType(), "ptrdiff_t *"); - case LengthModifier::AsLongDouble: return ScanfArgTypeResult::Invalid(); + case LengthModifier::AsLongDouble: + // GNU extension. + return ArgTypeResult(Ctx.LongLongTy); case LengthModifier::AsAllocate: return ScanfArgTypeResult::Invalid(); case LengthModifier::AsMAllocate: return ScanfArgTypeResult::Invalid(); } @@ -242,7 +244,9 @@ ScanfArgTypeResult ScanfSpecifier::getArgType(ASTContext &Ctx) const { case LengthModifier::AsPtrDiff: // FIXME: Unsigned version of ptrdiff_t? return ScanfArgTypeResult(); - case LengthModifier::AsLongDouble: return ScanfArgTypeResult::Invalid(); + case LengthModifier::AsLongDouble: + // GNU extension. + return ArgTypeResult(Ctx.UnsignedLongLongTy); case LengthModifier::AsAllocate: return ScanfArgTypeResult::Invalid(); case LengthModifier::AsMAllocate: return ScanfArgTypeResult::Invalid(); } |
