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 | 9d24c2cbd9cf1b7c165ccb13221f2efb2f4b49b0 (patch) | |
| tree | ae2f66b9892e30f437bce30dc9bc7266319efa8b /lib/Analysis/ScanfFormatString.cpp | |
| parent | 32d4abf2d1396b4434917320872a970415c08e6e (diff) | |
Teach scanf/printf checking about '%Ld' and friends (a GNU extension). Fixes PR 9466.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@148859 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/ScanfFormatString.cpp')
| -rw-r--r-- | lib/Analysis/ScanfFormatString.cpp | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/lib/Analysis/ScanfFormatString.cpp b/lib/Analysis/ScanfFormatString.cpp index 38afd615c1..c1cdef8632 100644 --- a/lib/Analysis/ScanfFormatString.cpp +++ b/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(); } |