diff options
Diffstat (limited to 'lib/IR/AsmWriter.cpp')
| -rw-r--r-- | lib/IR/AsmWriter.cpp | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/lib/IR/AsmWriter.cpp b/lib/IR/AsmWriter.cpp index bf893e855e..17d49ac410 100644 --- a/lib/IR/AsmWriter.cpp +++ b/lib/IR/AsmWriter.cpp @@ -117,7 +117,7 @@ static void PrintLLVMName(raw_ostream &OS, StringRef Name, PrefixType Prefix) { } // Scan the name to see if it needs quotes first. - bool NeedsQuotes = isdigit(Name[0]); + bool NeedsQuotes = isdigit(static_cast<unsigned char>(Name[0])); if (!NeedsQuotes) { for (unsigned i = 0, e = Name.size(); i != e; ++i) { // By making this unsigned, the value passed in to isalnum will always be @@ -125,7 +125,8 @@ static void PrintLLVMName(raw_ostream &OS, StringRef Name, PrefixType Prefix) { // its implementation will assert. This situation can arise when dealing // with UTF-8 multibyte characters. unsigned char C = Name[i]; - if (!isalnum(C) && C != '-' && C != '.' && C != '_') { + if (!isalnum(static_cast<unsigned char>(C)) && C != '-' && C != '.' && + C != '_') { NeedsQuotes = true; break; } @@ -1392,14 +1393,16 @@ void AssemblyWriter::printNamedMDNode(const NamedMDNode *NMD) { if (Name.empty()) { Out << "<empty name> "; } else { - if (isalpha(Name[0]) || Name[0] == '-' || Name[0] == '$' || + if (isalpha(static_cast<unsigned char>(Name[0])) || + Name[0] == '-' || Name[0] == '$' || Name[0] == '.' || Name[0] == '_') Out << Name[0]; else Out << '\\' << hexdigit(Name[0] >> 4) << hexdigit(Name[0] & 0x0F); for (unsigned i = 1, e = Name.size(); i != e; ++i) { unsigned char C = Name[i]; - if (isalnum(C) || C == '-' || C == '$' || C == '.' || C == '_') + if (isalnum(static_cast<unsigned char>(C)) || C == '-' || C == '$' || + C == '.' || C == '_') Out << C; else Out << '\\' << hexdigit(C >> 4) << hexdigit(C & 0x0F); |