[Issue 12028] New: Disallow side effects in asserts
d-bugmail at puremagic.com
d-bugmail at puremagic.com
Wed Jan 29 08:25:02 PST 2014
https://d.puremagic.com/issues/show_bug.cgi?id=12028
Summary: Disallow side effects in asserts
Product: D
Version: D2
Platform: All
OS/Version: All
Status: NEW
Severity: enhancement
Priority: P2
Component: DMD
AssignedTo: nobody at puremagic.com
ReportedBy: bearophile_hugs at eml.cc
--- Comment #0 from bearophile_hugs at eml.cc 2014-01-29 08:25:00 PST ---
I suggest to statically disallow code like this, that is to disallow side
effects in assert(), that are source of bugs (because the code can act
differently in release mode):
int foo(ref int y) pure nothrow {
return y++;
}
void main() {
int x;
assert(++x);
assert(foo(x));
}
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