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Fix carry in fallback_format

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Victor Zverovich
2020-09-25 08:19:21 -07:00
parent 34179b3354
commit c156093ffd
2 changed files with 2 additions and 1 deletions
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2
include/fmt/format-inl.h
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@ -2545,7 +2545,7 @@ void fallback_format(Double d, int num_digits, bool binary32, buffer<char>& buf,
++buf[i - 1]; ++buf[i - 1];
} }
if (buf[0] == overflow) { if (buf[0] == overflow) {
buf[0] = '0'; buf[0] = '1';
++exp10; ++exp10;
} }
return; return;

1
test/format-test.cc
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@ -957,6 +957,7 @@ TEST(FormatterTest, Precision) {
EXPECT_EQ("1.23", format("{:.02f}", 1.234)); EXPECT_EQ("1.23", format("{:.02f}", 1.234));
EXPECT_EQ("0.001", format("{:.1g}", 0.001)); EXPECT_EQ("0.001", format("{:.1g}", 0.001));
EXPECT_EQ("1019666400", format("{}", 1019666432.0f)); EXPECT_EQ("1019666400", format("{}", 1019666432.0f));
EXPECT_EQ("1e+01", format("{:.0e}", 9.5));
EXPECT_THROW_MSG(format("{0:.2}", reinterpret_cast<void*>(0xcafe)), EXPECT_THROW_MSG(format("{0:.2}", reinterpret_cast<void*>(0xcafe)),
format_error, format_error,