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Remove the negative number tests for bitwise not.

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They were inadvertently relying on undefined behavior in C and we get
different results on some compilers.

Until we decide how we want the operation to behave, for now, just
leave it unspecified.
This commit is contained in:
Bob Nystrom
2017-01-12 22:17:33 -08:00
parent d301fefac2
commit c6eb0be990
1 changed files with 1 additions and 7 deletions
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8
test/core/number/bitwise_not.wren
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@ -5,16 +5,10 @@ System.print(~23) // expect: 4294967272
// Max u32 value.
System.print(~0xffffffff) // expect: 0
// Negative numbers.
System.print(~-1) // expect: 0
System.print(~-123) // expect: 122
System.print(~-0xfffffffe) // expect: 4294967293
System.print(~-0xffffffff) // expect: 4294967294
// Floating point values.
System.print(~1.23) // expect: 4294967294
System.print(~0.00123) // expect: 4294967295
System.print(~345.67) // expect: 4294966950
System.print(~-12.34) // expect: 11
// TODO: Negative numbers.
// TODO: Numbers that don't fit in u32.