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Use startswith_lower() where possible.

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llvm-svn: 194007
This commit is contained in:
Jakub Staszak 2013-11-04 19:22:50 +00:00
parent 02e4f56c18
commit a0334b429e
2 changed files with 2 additions and 9 deletions
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9
lib/Option/OptTable.cpp
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@ -175,13 +175,6 @@ static bool isInput(const llvm::StringSet<> &Prefixes, StringRef Arg) {
return true; 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. /// \returns Matched size. 0 means no match.
static unsigned matchOption(const OptTable::Info *I, StringRef Str, static unsigned matchOption(const OptTable::Info *I, StringRef Str,
bool IgnoreCase) { bool IgnoreCase) {
@ -190,7 +183,7 @@ static unsigned matchOption(const OptTable::Info *I, StringRef Str,
if (Str.startswith(Prefix)) { if (Str.startswith(Prefix)) {
StringRef Rest = Str.substr(Prefix.size()); StringRef Rest = Str.substr(Prefix.size());
bool Matched = IgnoreCase bool Matched = IgnoreCase
? startsWithIgnoreCase(Rest, I->Name) ? Rest.startswith_lower(I->Name)
: Rest.startswith(I->Name); : Rest.startswith(I->Name);
if (Matched) if (Matched)
return Prefix.size() + StringRef(I->Name).size(); return Prefix.size() + StringRef(I->Name).size();

2
tools/bugpoint/ToolRunner.cpp
View File

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