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This commit is contained in:
Alexey Kudravtsev
2010-02-03 19:00:54 +03:00
parent a9d3c2cc27
commit b8a8286638
5 changed files with 871 additions and 0 deletions
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java/java-tests/testData/inspection/numericOverflow/simple/src/Foo.java
+88
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// overflows in const expressions
class c {
// @*#$& ! references do not work in JRE
static final long LONG_MIN_VALUE = 0x8000000000000000L;
static final long LONG_MAX_VALUE = 0x7fffffffffffffffL;
static final int INTEGER_MIN_VALUE = 0x80000000;
static final int INTEGER_MAX_VALUE = 0x7fffffff;
static final float FLOAT_MIN_VALUE = 1.4e-45f;
static final float FLOAT_MAX_VALUE = 3.4028235e+38f;
static final double DOUBLE_MIN_VALUE = 4.9e-324;
static final double DOUBLE_MAX_VALUE = 1.7976931348623157e+308;
void f() {
float f1 = 1.0f / 0.0f;
f1 = FLOAT_MAX_VALUE + FLOAT_MAX_VALUE;
f1 = FLOAT_MAX_VALUE * 2;
f1 = 2 / FLOAT_MIN_VALUE;
f1 = FLOAT_MIN_VALUE + 1;
f1 = - FLOAT_MIN_VALUE;
f1 = -FLOAT_MAX_VALUE;
System.out.println(f1);
double d1 = DOUBLE_MAX_VALUE - -DOUBLE_MAX_VALUE;
d1 = DOUBLE_MAX_VALUE + 1;
d1 = 2 * DOUBLE_MAX_VALUE;
d1 = 2 / DOUBLE_MIN_VALUE;
d1 = 2 / 0.0d;
d1 = 2 / 0.0;
System.out.println(d1);
int i1 = INTEGER_MAX_VALUE + 1;
i1 = INTEGER_MAX_VALUE - 1 + 2;
i1 = INTEGER_MAX_VALUE - INTEGER_MIN_VALUE;
i1 = -INTEGER_MIN_VALUE;
i1 = INTEGER_MIN_VALUE - 1;
i1 = INTEGER_MIN_VALUE - INTEGER_MAX_VALUE;
i1 = INTEGER_MIN_VALUE + INTEGER_MAX_VALUE;
i1 = - INTEGER_MAX_VALUE;
i1 = - -INTEGER_MAX_VALUE;
i1 = INTEGER_MIN_VALUE * -1;
i1 = INTEGER_MIN_VALUE * 2;
i1 = INTEGER_MAX_VALUE * -2;
i1 = INTEGER_MAX_VALUE * -1;
i1 = 2 / 0;
i1 = INTEGER_MIN_VALUE / -1;
System.out.println(i1);
long l1 = LONG_MAX_VALUE + 1;
l1 = LONG_MAX_VALUE - 1 + 2;
l1 = LONG_MAX_VALUE - LONG_MIN_VALUE;
l1 = -LONG_MIN_VALUE;
l1 = LONG_MIN_VALUE - 1;
l1 = LONG_MIN_VALUE - LONG_MAX_VALUE;
l1 = LONG_MIN_VALUE + LONG_MAX_VALUE;
l1 = - LONG_MAX_VALUE;
l1 = - -LONG_MAX_VALUE;
l1 = -INTEGER_MIN_VALUE;
l1 = -1L + INTEGER_MIN_VALUE;
l1 = LONG_MIN_VALUE * INTEGER_MIN_VALUE;
l1 = LONG_MIN_VALUE * -1;
l1 = LONG_MIN_VALUE * 2;
l1 = LONG_MAX_VALUE * -2;
l1 = INTEGER_MIN_VALUE * -1L;
l1 = 2 / 0L;
l1 = 2 % 0L;
l1 = LONG_MIN_VALUE / -1;
l1 = 30 * 24 * 60 * 60 * 1000;
l1 = 30000000 * 243232323
* (LONG_MAX_VALUE +3) / 5;
System.out.println(l1);
}
private static final long MILLIS_PER_DAY = 24 * 3600 * 1000;
private static final long _7DAYS = 7 * MILLIS_PER_DAY;
private static final long _30DAYS = 30 * MILLIS_PER_DAY;
private static final long _1000DAYS = 1000 * MILLIS_PER_DAY;
{
System.out.println(_1000DAYS + _30DAYS + _7DAYS);
}
int iii = 2 % 0;
}