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Show First 20 Lines • Show All 2,382 Lines • ▼ Show 20 Lines	if (FormatStr == "%s" && CI->getNumArgOperands() > 1) {
if (!getConstantStringInfo(CI->getOperand(1), ChrStr))		if (!getConstantStringInfo(CI->getOperand(1), ChrStr))
return nullptr;		return nullptr;
if (ChrStr.size() != 1)		if (ChrStr.size() != 1)
return nullptr;		return nullptr;
return emitPutChar(B.getInt32(ChrStr[0]), B, TLI);		return emitPutChar(B.getInt32(ChrStr[0]), B, TLI);
}		}

// printf("foo\n") --> puts("foo")		// printf("foo\n") --> puts("foo")
if (FormatStr[FormatStr.size() - 1] == '\n' &&		if (FormatStr.back() == '\n' &&
FormatStr.find('%') == StringRef::npos) { // No format characters.		FormatStr.find('%') == StringRef::npos) { // No format characters.
// Create a string literal with no \n on it. We expect the constant merge		// Create a string literal with no \n on it. We expect the constant merge
// pass to be run after this pass, to merge duplicate strings.		// pass to be run after this pass, to merge duplicate strings.
FormatStr = FormatStr.drop_back();		FormatStr = FormatStr.drop_back();
Value *GV = B.CreateGlobalString(FormatStr, "str");		Value *GV = B.CreateGlobalString(FormatStr, "str");
return emitPutS(GV, B, TLI);		return emitPutS(GV, B, TLI);
}		}

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[SimplifyLibCalls][NFC] Use StringRef::back instead explicit indexing.ClosedPublic