Fix bug in growable bitset. Always insert 0xAA in malloc on testing.

c3lang · Oct 9, 2023 · b7a8968 · b7a8968
1 parent 6b571fe
commit b7a8968
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Showing 2 changed files with 7 additions and 1 deletion.
diff --git a/lib/std/collections/bitset.c3 b/lib/std/collections/bitset.c3
@@ -139,7 +139,7 @@ fn bool GrowableBitSet.get(&self, usz i) @operator([]) @inline
 fn usz GrowableBitSet.len(&self) @operator(len)
 {
 	usz n = self.data.len() * BITS;
-	if (n > 0) n -= (usz)self.data[n - 1].ctz() - 1;
+	if (n > 0) n -= (usz)self.data[^1].clz();
 	return n;
 }
 

diff --git a/lib/std/core/allocators/mem_allocator_fn.c3 b/lib/std/core/allocators/mem_allocator_fn.c3
@@ -106,8 +106,14 @@ fn void*! libc_allocator_fn(Allocator* unused, usz bytes, usz alignment, usz off
 	{
 		case ALIGNED_ALLOC:
 			data = @aligned_alloc(libc::malloc, bytes, alignment, offset)!!;
+			$if env::TESTING:
+				for (usz i = 0; i < bytes; i++) ((char*)data)[i] = 0xAA;
+			$endif
 		case ALLOC:
 			data = libc::malloc(bytes);
+			$if env::TESTING:
+				for (usz i = 0; i < bytes; i++) ((char*)data)[i] = 0xAA;
+			$endif
 		case ALIGNED_CALLOC:
 			data = @aligned_calloc(fn void*(usz bytes) => libc::calloc(bytes, 1), bytes, alignment, offset)!!;
 		case CALLOC: