diff options
| author | Eike Rathke <erack@redhat.com> | 2013-10-14 14:55:23 +0200 |
|---|---|---|
| committer | Eike Rathke <erack@redhat.com> | 2013-10-14 14:57:38 +0200 |
| commit | f20feba4c43c34fd2ee05b4658b0de0248c08eb9 (patch) | |
| tree | 7e31618e4f1ca695eb0eab076b131db7fa6b8ced | |
| parent | 241454c424b31aa9810b95072122d629fe3a9b8f (diff) | |
resolved fdo#70319 exponent must be followed by at least one digit
Change-Id: Icdd22fa0f1efcdd18cfea7cb48e1cbf2cf8d3533
| -rw-r--r-- | sal/qa/rtl/math/test-rtl-math.cxx | 12 | ||||
| -rw-r--r-- | sal/rtl/math.cxx | 6 |
2 files changed, 18 insertions, 0 deletions
diff --git a/sal/qa/rtl/math/test-rtl-math.cxx b/sal/qa/rtl/math/test-rtl-math.cxx index c156c37b9393..3ebdb157d463 100644 --- a/sal/qa/rtl/math/test-rtl-math.cxx +++ b/sal/qa/rtl/math/test-rtl-math.cxx @@ -72,9 +72,21 @@ public: CPPUNIT_ASSERT_EQUAL(0.0, res); } + void test_stringToDouble_exponent_without_digit() { + rtl_math_ConversionStatus status; + sal_Int32 end; + double res = rtl::math::stringToDouble( + rtl::OUString("1e"), + sal_Unicode('.'), sal_Unicode(','), &status, &end); + CPPUNIT_ASSERT_EQUAL(rtl_math_ConversionStatus_Ok, status); + CPPUNIT_ASSERT_EQUAL(sal_Int32(RTL_CONSTASCII_LENGTH("1")), end); + CPPUNIT_ASSERT_EQUAL(1.0, res); + } + CPPUNIT_TEST_SUITE(Test); CPPUNIT_TEST(test_stringToDouble_good); CPPUNIT_TEST(test_stringToDouble_bad); + CPPUNIT_TEST(test_stringToDouble_exponent_without_digit); CPPUNIT_TEST_SUITE_END(); }; diff --git a/sal/rtl/math.cxx b/sal/rtl/math.cxx index 590ea0ee46b0..f66039a4a3ad 100644 --- a/sal/rtl/math.cxx +++ b/sal/rtl/math.cxx @@ -799,6 +799,7 @@ inline double stringToDouble(CharT const * pBegin, CharT const * pEnd, // Exponent if (p != p0 && p != pEnd && (*p == CharT('E') || *p == CharT('e'))) { + CharT const * const pExponent = p; ++p; bool bExpSign; if (p != pEnd && *p == CharT('-')) @@ -812,6 +813,7 @@ inline double stringToDouble(CharT const * pBegin, CharT const * pEnd, if (p != pEnd && *p == CharT('+')) ++p; } + CharT const * const pFirstExpDigit = p; if ( fVal == 0.0 ) { // no matter what follows, zero stays zero, but carry on the // offset @@ -857,6 +859,10 @@ inline double stringToDouble(CharT const * pBegin, CharT const * pEnd, else fVal = rtl::math::pow10Exp( fVal, nExp ); // normal } + else if (p == pFirstExpDigit) + { // no digits in exponent, reset end of scan + p = pExponent; + } } } else if (p - p0 == 2 && p != pEnd && p[0] == CharT('#') |