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ptrops: remove mixin and work around compiler bugs

This commit is contained in:
Jacek Sieka 2019-09-26 17:20:51 +02:00 committed by zah
parent df542980b6
commit 62c1bebe2e
1 changed files with 2 additions and 4 deletions
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6
stew/ptrops.nim
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@ -35,9 +35,8 @@ template offset*[T](p: ptr T, count: int): ptr T =
# We turn off checking here - too large counts is UB
{.checks: off.}
mixin offset
let bytes = count * sizeof(T)
cast[ptr T](cast[pointer](p).offset(bytes))
cast[ptr T](offset(cast[pointer](p), bytes))
template distance*(a, b: pointer): int =
## Number of bytes between a and b - undefined behavior when difference
@ -50,5 +49,4 @@ template distance*[T](a, b: ptr T): int =
# Number of elements between a and b - undefined behavior when difference
# exceeds what can be represented in an int
{.checks: off.}
mixin toMemAddress, distance
cast[pointer](a).distance(cast[pointer](b)) div sizeof(T)
distance(cast[pointer](a), cast[pointer](b)) div sizeof(T)