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Use the [[gnu::packed]] C++ attribute.

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Suggested by: Maxime Coste <mawww@kakoune.org>
This commit is contained in:
Peter Pentchev 2021-08-21 17:06:14 +03:00
parent 6e686af8b5
commit aa88f459ff
1 changed files with 2 additions and 10 deletions
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12
src/regex_impl.cc
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@ -14,14 +14,6 @@
#include <cstring> #include <cstring>
#include <limits> #include <limits>
#ifndef __packed
#if defined(__GNUC__)
#define __packed __attribute__((packed))
#else
#define __packed
#endif
#endif
namespace Kakoune namespace Kakoune
{ {
@ -82,7 +74,7 @@ struct ParsedRegex
}; };
using NodeIndex = uint16_t; using NodeIndex = uint16_t;
struct Node struct [[gnu::packed]] Node
{ {
Op op; Op op;
bool ignore_case; bool ignore_case;
@ -90,7 +82,7 @@ struct ParsedRegex
Codepoint value; Codepoint value;
Quantifier quantifier; Quantifier quantifier;
uint16_t filler = 0; uint16_t filler = 0;
} __packed; };
static_assert(sizeof(Node) == 16, ""); static_assert(sizeof(Node) == 16, "");
Vector<Node, MemoryDomain::Regex> nodes; Vector<Node, MemoryDomain::Regex> nodes;