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Fix GCC 13+ build error: blake2.h alignment constraints #144

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Fix GCC 13+ build error: blake2.h alignment constraints #144

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7 changes: 4 additions & 3 deletions src/blake2.h
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Original file line number Diff line number Diff line change
Expand Up @@ -61,7 +61,7 @@ extern "C" {
uint8_t personal[BLAKE2S_PERSONALBYTES]; // 32
} blake2s_param;

ALIGN( 64 ) typedef struct __blake2s_state
typedef struct __blake2s_state
{
uint32_t h[8];
uint32_t t[2];
Expand All @@ -86,7 +86,7 @@ extern "C" {
uint8_t personal[BLAKE2B_PERSONALBYTES]; // 64
} blake2b_param;

ALIGN( 64 ) typedef struct __blake2b_state
typedef struct __blake2b_state
{
uint64_t h[8];
uint64_t t[2];
Expand All @@ -95,7 +95,9 @@ extern "C" {
size_t buflen;
uint8_t last_node;
} blake2b_state;
#pragma pack(pop)

// Parallel state structures - outside pack(1) due to aligned member arrays
typedef struct __blake2sp_state
{
blake2s_state S[8][1];
Expand All @@ -111,7 +113,6 @@ extern "C" {
uint8_t buf[4 * BLAKE2B_BLOCKBYTES];
size_t buflen;
} blake2bp_state;
#pragma pack(pop)

// Streaming API
int blake2s_init( blake2s_state *S, const uint8_t outlen );
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