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Add a way to enforce that the GC is not running #186

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Dec 17, 2019
Merged

Add a way to enforce that the GC is not running #186

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22 changes: 22 additions & 0 deletions source/vibe/internal/allocator.d
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Original file line number Diff line number Diff line change
Expand Up @@ -39,3 +39,25 @@ void disposeGCSafe(T, Allocator)(Allocator allocator, T obj)
GC.removeRange(cast(void*)obj);
allocator.dispose(obj);
}

void ensureNotInGC(T)(string info = null) nothrow
{
import core.exception : InvalidMemoryOperationError;
try
{
import core.memory : GC;
cast(void) GC.malloc(1);
return;
}
catch(InvalidMemoryOperationError e)
{
import core.stdc.stdio : fprintf, stderr;
import core.stdc.stdlib : exit;
fprintf(stderr,
"Error: clean-up of %s incorrectly depends on destructors called by the GC.\n",
T.stringof.ptr);
if (info)
fprintf(stderr, "Info: %s\n", info.ptr);
assert(false);
}
}