Use startswith_lower() where possible.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194007 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Jakub Staszak 2013-11-04 19:22:50 +00:00
parent 2e58f1d4cf
commit 42f2a6b41e
2 changed files with 2 additions and 9 deletions

View File

@ -175,13 +175,6 @@ static bool isInput(const llvm::StringSet<> &Prefixes, StringRef Arg) {
return true;
}
// Returns true if X starts with Y, ignoring case.
static bool startsWithIgnoreCase(StringRef X, StringRef Y) {
if (X.size() < Y.size())
return false;
return X.substr(0, Y.size()).equals_lower(Y);
}
/// \returns Matched size. 0 means no match.
static unsigned matchOption(const OptTable::Info *I, StringRef Str,
bool IgnoreCase) {
@ -190,7 +183,7 @@ static unsigned matchOption(const OptTable::Info *I, StringRef Str,
if (Str.startswith(Prefix)) {
StringRef Rest = Str.substr(Prefix.size());
bool Matched = IgnoreCase
? startsWithIgnoreCase(Rest, I->Name)
? Rest.startswith_lower(I->Name)
: Rest.startswith(I->Name);
if (Matched)
return Prefix.size() + StringRef(I->Name).size();

View File

@ -662,7 +662,7 @@ static bool IsARMArchitecture(std::vector<const char*> Args) {
I = Args.begin(), E = Args.end(); I != E; ++I) {
if (StringRef(*I).equals_lower("-arch")) {
++I;
if (I != E && StringRef(*I).substr(0, strlen("arm")).equals_lower("arm"))
if (I != E && StringRef(*I).startswith_lower("arm"))
return true;
}
}