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Update error messages for '+'. Fix grammar and make the two
negative checks resemble each other. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79595 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -623,14 +623,15 @@ unsigned APInt::getBitsNeeded(const StringRef& str, uint8_t radix) {
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size_t slen = str.size();
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// Each computation below needs to know if its negative
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// Each computation below needs to know if it's negative.
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StringRef::iterator p = str.begin();
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unsigned isNegative = str.front() == '-';
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unsigned isNegative = *p == '-';
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if (*p == '-' || *p == '+') {
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p++;
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slen--;
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assert(slen && "string is only a minus!");
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assert(slen && "String is only a sign, needs a value.");
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}
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// For radixes of power-of-two values, the bits required is accurately and
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// easily computed
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if (radix == 2)
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@ -2052,7 +2053,7 @@ void APInt::fromString(unsigned numbits, const StringRef& str, uint8_t radix) {
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if (*p == '-' || *p == '+') {
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p++;
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slen--;
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assert(slen && "string is only a minus!");
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assert(slen && "String is only a sign, needs a value.");
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}
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assert((slen <= numbits || radix != 2) && "Insufficient bit width");
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assert(((slen-1)*3 <= numbits || radix != 8) && "Insufficient bit width");
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