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Make many conversions sampleCount->size_t are explicit and checked...

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... with run-time assertions.

I examined each place and reasoned that the narrowing was safe, and commented
why so.

Again, there are places where the sampleCount variable will later be changed
to have a different type, and they are not changed here.
This commit is contained in:
Paul Licameli
2016-08-31 00:49:22 -04:00
parent 78be459fa1
commit 078ff056e2
17 changed files with 220 additions and 77 deletions
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6
include/audacity/Types.h
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@@ -74,6 +74,12 @@ public:
long long as_long_long() const { return value; }
size_t as_size_t() const {
wxASSERT(value >= 0);
wxASSERT(value <= std::numeric_limits<size_t>::max());
return value;
}
sampleCount &operator += (sampleCount b) { value += b.value; return *this; }
sampleCount &operator -= (sampleCount b) { value -= b.value; return *this; }
sampleCount &operator *= (sampleCount b) { value *= b.value; return *this; }