From 599d2d4c25d3aee63a21d9c67a88cd43bd971b7e Mon Sep 17 00:00:00 2001 From: Lang Hames Date: Mon, 17 Oct 2011 22:05:34 +0000 Subject: Validate target data layout strings. Invalid strings in asm files will result in parse errors. Invalid string literals passed to TargetData constructors will result in an assertion. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@142288 91177308-0d34-0410-b5e6-96231b3b80d8 --- lib/AsmParser/LLParser.cpp | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'lib/AsmParser') diff --git a/lib/AsmParser/LLParser.cpp b/lib/AsmParser/LLParser.cpp index cafaab01af..eb6afd36c7 100644 --- a/lib/AsmParser/LLParser.cpp +++ b/lib/AsmParser/LLParser.cpp @@ -24,6 +24,7 @@ #include "llvm/ADT/SmallPtrSet.h" #include "llvm/Support/ErrorHandling.h" #include "llvm/Support/raw_ostream.h" +#include "llvm/Target/TargetData.h" using namespace llvm; static std::string getTypeString(Type *T) { @@ -260,9 +261,14 @@ bool LLParser::ParseTargetDefinition() { return false; case lltok::kw_datalayout: Lex.Lex(); + LocTy SpecifierLoc = Lex.getLoc(); if (ParseToken(lltok::equal, "expected '=' after target datalayout") || ParseStringConstant(Str)) return true; + std::string errMsg = TargetData::parseSpecifier(Str); + if (errMsg != "") { + return Error(SpecifierLoc, errMsg); + } M->setDataLayout(Str); return false; } -- cgit v1.2.3