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Hookup checking for invalid length modifiers in scanf format strings.

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llvm-svn: 108907
This commit is contained in:
Ted Kremenek
2010-07-20 20:04:47 +00:00
parent ea28f83a5f
commit 4407ea4948
3 changed files with 42 additions and 24 deletions
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44
clang/lib/Analysis/ScanfFormatString.cpp
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@@ -19,6 +19,7 @@ using clang::analyze_format_string::ArgTypeResult;
using clang::analyze_format_string::FormatStringHandler;
using clang::analyze_format_string::LengthModifier;
using clang::analyze_format_string::OptionalAmount;
using clang::analyze_format_string::ConversionSpecifier;
using clang::analyze_scanf::ScanfConversionSpecifier;
using clang::analyze_scanf::ScanfSpecifier;
@@ -146,27 +147,28 @@ static ScanfSpecifierResult ParseScanfSpecifier(FormatStringHandler &H,
switch (*conversionPosition) {
default:
break;
case '%': k = ScanfConversionSpecifier::PercentArg; break;
case 'A': k = ScanfConversionSpecifier::AArg; break;
case 'E': k = ScanfConversionSpecifier::EArg; break;
case 'F': k = ScanfConversionSpecifier::FArg; break;
case 'G': k = ScanfConversionSpecifier::GArg; break;
case 'X': k = ScanfConversionSpecifier::XArg; break;
case 'a': k = ScanfConversionSpecifier::aArg; break;
case 'd': k = ScanfConversionSpecifier::dArg; break;
case 'e': k = ScanfConversionSpecifier::eArg; break;
case 'f': k = ScanfConversionSpecifier::fArg; break;
case 'g': k = ScanfConversionSpecifier::gArg; break;
case 'i': k = ScanfConversionSpecifier::iArg; break;
case 'n': k = ScanfConversionSpecifier::nArg; break;
case 'c': k = ScanfConversionSpecifier::cArg; break;
case 'C': k = ScanfConversionSpecifier::CArg; break;
case 'S': k = ScanfConversionSpecifier::SArg; break;
case '[': k = ScanfConversionSpecifier::ScanListArg; break;
case 'u': k = ScanfConversionSpecifier::uArg; break;
case 'x': k = ScanfConversionSpecifier::xArg; break;
case 'o': k = ScanfConversionSpecifier::oArg; break;
case 's': k = ScanfConversionSpecifier::sArg; break;
case '%': k = ConversionSpecifier::PercentArg; break;
case 'A': k = ConversionSpecifier::AArg; break;
case 'E': k = ConversionSpecifier::EArg; break;
case 'F': k = ConversionSpecifier::FArg; break;
case 'G': k = ConversionSpecifier::GArg; break;
case 'X': k = ConversionSpecifier::XArg; break;
case 'a': k = ConversionSpecifier::aArg; break;
case 'd': k = ConversionSpecifier::dArg; break;
case 'e': k = ConversionSpecifier::eArg; break;
case 'f': k = ConversionSpecifier::fArg; break;
case 'g': k = ConversionSpecifier::gArg; break;
case 'i': k = ConversionSpecifier::iArg; break;
case 'n': k = ConversionSpecifier::nArg; break;
case 'c': k = ConversionSpecifier::cArg; break;
case 'C': k = ConversionSpecifier::CArg; break;
case 'S': k = ConversionSpecifier::SArg; break;
case '[': k = ConversionSpecifier::ScanListArg; break;
case 'u': k = ConversionSpecifier::uArg; break;
case 'x': k = ConversionSpecifier::xArg; break;
case 'o': k = ConversionSpecifier::oArg; break;
case 's': k = ConversionSpecifier::sArg; break;
case 'p': k = ConversionSpecifier::pArg; break;
}
ScanfConversionSpecifier CS(conversionPosition, k);
if (k == ScanfConversionSpecifier::ScanListArg) {