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Analysis: Add support for MS specific printf format specifiers

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Summary: Adds support for %I, %I32 and %I64.

Reviewers: hans, jordan_rose, rnk, majnemer

Reviewed By: majnemer

CC: cfe-commits, cdavis5x

Differential Revision: http://llvm-reviews.chandlerc.com/D1456

llvm-svn: 188937
This commit is contained in:
David Majnemer
2013-08-21 21:54:46 +00:00
parent 3db39dc1ae
commit 3cba495abc
5 changed files with 96 additions and 7 deletions
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28
clang/lib/Analysis/PrintfFormatString.cpp
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@@ -187,8 +187,8 @@ static PrintfSpecifierResult ParsePrintfSpecifier(FormatStringHandler &H,
case 'i': k = ConversionSpecifier::iArg; break;
case 'n': k = ConversionSpecifier::nArg; break;
case 'o': k = ConversionSpecifier::oArg; break;
case 'p': k = ConversionSpecifier::pArg; break;
case 's': k = ConversionSpecifier::sArg; break;
case 'p': k = ConversionSpecifier::pArg; break;
case 's': k = ConversionSpecifier::sArg; break;
case 'u': k = ConversionSpecifier::uArg; break;
case 'x': k = ConversionSpecifier::xArg; break;
// POSIX specific.
@@ -278,18 +278,26 @@ ArgType PrintfSpecifier::getArgType(ASTContext &Ctx,
case LengthModifier::AsLongDouble:
// GNU extension.
return Ctx.LongLongTy;
case LengthModifier::None: return Ctx.IntTy;
case LengthModifier::None:
return Ctx.IntTy;
case LengthModifier::AsInt32:
return ArgType(Ctx.IntTy, "__int32");
case LengthModifier::AsChar: return ArgType::AnyCharTy;
case LengthModifier::AsShort: return Ctx.ShortTy;
case LengthModifier::AsLong: return Ctx.LongTy;
case LengthModifier::AsLongLong:
case LengthModifier::AsQuad:
return Ctx.LongLongTy;
case LengthModifier::AsInt64:
return ArgType(Ctx.LongLongTy, "__int64");
case LengthModifier::AsIntMax:
return ArgType(Ctx.getIntMaxType(), "intmax_t");
case LengthModifier::AsSizeT:
// FIXME: How to get the corresponding signed version of size_t?
return ArgType();
case LengthModifier::AsInt3264:
return Ctx.getTargetInfo().getTriple().isArch64Bit() ? Ctx.LongLongTy
: Ctx.IntTy;
case LengthModifier::AsPtrDiff:
return ArgType(Ctx.getPointerDiffType(), "ptrdiff_t");
case LengthModifier::AsAllocate:
@@ -302,17 +310,26 @@ ArgType PrintfSpecifier::getArgType(ASTContext &Ctx,
case LengthModifier::AsLongDouble:
// GNU extension.
return Ctx.UnsignedLongLongTy;
case LengthModifier::None: return Ctx.UnsignedIntTy;
case LengthModifier::None:
return Ctx.UnsignedIntTy;
case LengthModifier::AsInt32:
return ArgType(Ctx.UnsignedIntTy, "unsigned __int32");
case LengthModifier::AsChar: return Ctx.UnsignedCharTy;
case LengthModifier::AsShort: return Ctx.UnsignedShortTy;
case LengthModifier::AsLong: return Ctx.UnsignedLongTy;
case LengthModifier::AsLongLong:
case LengthModifier::AsQuad:
return Ctx.UnsignedLongLongTy;
case LengthModifier::AsInt64:
return ArgType(Ctx.UnsignedLongLongTy, "unsigned __int64");
case LengthModifier::AsIntMax:
return ArgType(Ctx.getUIntMaxType(), "uintmax_t");
case LengthModifier::AsSizeT:
return ArgType(Ctx.getSizeType(), "size_t");
case LengthModifier::AsInt3264:
return Ctx.getTargetInfo().getTriple().isArch64Bit()
? Ctx.UnsignedLongLongTy
: Ctx.UnsignedIntTy;
case LengthModifier::AsPtrDiff:
// FIXME: How to get the corresponding unsigned
// version of ptrdiff_t?
@@ -351,6 +368,9 @@ ArgType PrintfSpecifier::getArgType(ASTContext &Ctx,
return ArgType(); // FIXME: Is this a known extension?
case LengthModifier::AsAllocate:
case LengthModifier::AsMAllocate:
case LengthModifier::AsInt32:
case LengthModifier::AsInt3264:
case LengthModifier::AsInt64:
return ArgType::Invalid();
}
}