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avoid division by zero, which is undefined behavior

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UBSAN gave:
runtime error: division by zero
This commit is contained in:
Eli Fidler 2016-05-31 12:29:09 -04:00
parent 760ea4316c
commit df9b45a656
1 changed files with 4 additions and 5 deletions
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9
test/unittest/writertest.cpp
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@ -439,11 +439,9 @@ TEST(Writer, InvalidEventSequence) {
}
}
extern double zero; // clang -Wmissing-variable-declarations
double zero = 0.0; // Use global variable to prevent compiler warning
TEST(Writer, NaN) {
double nan = zero / zero;
double nan = std::numeric_limits<double>::quiet_NaN();
EXPECT_TRUE(internal::Double(nan).IsNan());
StringBuffer buffer;
{
@ -461,7 +459,8 @@ TEST(Writer, NaN) {
}
TEST(Writer, Inf) {
double inf = 1.0 / zero;
double inf = std::numeric_limits<double>::infinity();
EXPECT_TRUE(internal::Double(inf).IsInf());
StringBuffer buffer;
{