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Simplify and clarify bitmask calculation

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Nobuyoshi Nakada 2024-08-16 11:43:35 +09:00
parent 08db4bc672
commit 129b4936bf
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GPG Key ID: 3582D74E1FEE4465
Notes: git 2024-08-16 07:51:33 +00:00 
Merged: https://github.com/ruby/ruby/pull/11389
1 changed files with 1 additions and 1 deletions
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shape.c
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@ -103,7 +103,7 @@ redblack_value(redblack_node_t * node)
{
// Color is stored in the bottom bit of the shape pointer
// Mask away the bit so we get the actual pointer back
return (rb_shape_t *)((uintptr_t)node->value & (((uintptr_t)-1) - 1));
return (rb_shape_t *)((uintptr_t)node->value & ~(uintptr_t)1);
}
#ifdef HAVE_MMAP