wolfSSL/wolfssl
1
0
Fork 1
mirror of https://github.com/wolfSSL/wolfssl.git synced 2025-07-30 02:37:28 +02:00
Code Issues Packages Projects Releases Wiki Activity

SP int: ARM64 optimization issue

Browse Source 
Make variables volatile to avoid compiler optimization issues.
This commit is contained in:
Sean Parkinson
2023-11-03 07:44:39 +10:00
parent 8fc754515a
commit cfb6560468
1 changed files with 6 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files

6
wolfcrypt/src/sp_int.c
View File

@ -14594,9 +14594,15 @@ static int _sp_sqr(const sp_int* a, sp_int* r)
}
#endif
if (err == MP_OKAY) {
#ifndef WOLFSSL_SP_INT_SQR_VOLATILE
sp_int_word w;
sp_int_word l;
sp_int_word h;
#else
volatile sp_int_word w;
volatile sp_int_word l;
volatile sp_int_word h;
#endif
#ifdef SP_WORD_OVERFLOW
sp_int_word o;
#endif