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Revert rL316156 due to failure on APFloatTest.fromToStringSpecials

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@316158 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Max Kazantsev 2017-10-19 12:22:39 +00:00
parent 90ee44d185
commit c6c4c8b8a6
2 changed files with 2 additions and 18 deletions
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4
lib/Support/APFloat.cpp
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@ -2543,12 +2543,12 @@ IEEEFloat::convertFromDecimalString(StringRef str, roundingMode rounding_mode) {
}
bool IEEEFloat::convertFromStringSpecials(StringRef str) {
if (str.equals("inf") || str.equals("INFINITY") || str.equals("+Inf")) {
if (str.equals("inf") || str.equals("INFINITY")) {
makeInf(false);
return true;
}
if (str.equals("-inf") || str.equals("-INFINITY") || str.equals("-Inf")) {
if (str.equals("-inf") || str.equals("-INFINITY")) {
makeInf(true);
return true;
}

16
unittests/ADT/APFloatTest.cpp
View File

@ -849,22 +849,6 @@ TEST(APFloatTest, fromDecimalString) {
EXPECT_EQ(2.71828, convertToDoubleFromString("2.71828"));
}
TEST(APFloatTest, fromToStringSpecials) {
auto roundTrip = [] (const char* str) {
return convertToString(convertToDoubleFromString(str), 0, 3).c_str();
};
EXPECT_STREQ("+Inf", roundTrip("+Inf"));
EXPECT_STREQ("+Inf", roundTrip("INFINITY"));
EXPECT_STREQ("+Inf", roundTrip("inf"));
EXPECT_STREQ("-Inf", roundTrip("-Inf"));
EXPECT_STREQ("-Inf", roundTrip("-INFINITY"));
EXPECT_STREQ("-Inf", roundTrip("-inf"));
EXPECT_STREQ("NaN", roundTrip("NaN"));
EXPECT_STREQ("NaN", roundTrip("nan"));
EXPECT_STREQ("NaN", roundTrip("-NaN"));
EXPECT_STREQ("NaN", roundTrip("-nan"));
}
TEST(APFloatTest, fromHexadecimalString) {
EXPECT_EQ( 1.0, APFloat(APFloat::IEEEdouble(), "0x1p0").convertToDouble());
EXPECT_EQ(+1.0, APFloat(APFloat::IEEEdouble(), "+0x1p0").convertToDouble());