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gh-148200: fix warning on missing safe memzero() on CYGWIN by carlo-bramini · Pull Request #148202 · python/cpython · GitHub

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gh-148200: fix warning on missing safe memzero() on CYGWIN #148202

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carlo-bramini wants to merge 3 commits into from
+23 −11
Conversation 16 Commits 3 Checks 50 Files changed 4
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gh-148200: fix warning on missing safe memzero() on CYGWIN #148202

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008a3a1
gh-148200: fix warning on missing safe memzero() on CYGWIN
carlo-bramini Apr 7, 2026
5bba02f
Merge branch 'python:main' into fix-cygwin-warning-2
carlo-bramini Apr 10, 2026
97d748a
gh-148200: sync HACL to the updated upstream
carlo-bramini Apr 10, 2026
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16 changes: 8 additions & 8 deletions Misc/sbom.spdx.json
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4 changes: 2 additions & 2 deletions Modules/_hacl/Lib_Memzero0.c
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Original file line number Diff line number Diff line change
Expand Up @@ -31,7 +31,7 @@
#include <string.h>
#endif

#if defined(__FreeBSD__) || defined(__NetBSD__)
#if defined(__CYGWIN__) || defined(__FreeBSD__) || defined(__NetBSD__)
#include <strings.h>
#endif

Expand All @@ -57,7 +57,7 @@ void Lib_Memzero0_memzero0(void *dst, uint64_t len) {
SecureZeroMemory(dst, len_);
#elif defined(__APPLE__) && defined(__MACH__) && defined(APPLE_HAS_MEMSET_S)
memset_s(dst, len_, 0, len_);
#elif (defined(__linux__) && !defined(LINUX_NO_EXPLICIT_BZERO)) || defined(__FreeBSD__) || defined(__OpenBSD__)
#elif (defined(__linux__) && !defined(LINUX_NO_EXPLICIT_BZERO)) || defined(__CYGWIN__) || defined(__FreeBSD__) || defined(__OpenBSD__)
explicit_bzero(dst, len_);
#elif defined(__NetBSD__)
explicit_memset(dst, 0, len_);
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12 changes: 12 additions & 0 deletions Modules/_hacl/libintvector.h
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Original file line number Diff line number Diff line change
Expand Up @@ -802,6 +802,18 @@ vector128 Lib_IntVector_Intrinsics_vec128_xor(vector128 x0, vector128 x1) {
#if defined(HACL_CAN_COMPILE_VEC128)

#include <altivec.h>

/* GCC's AltiVec extension hijacks 'bool' as '__vector __bool int'.
Restore C99/C11 scalar bool for HACL* code. */
#if defined(__GNUC__) && !defined(__clang__)
#undef bool
#define bool _Bool
#undef true
#define true 1
#undef false
#define false 0
#endif

#include <string.h> // for memcpy
#include <stdint.h>

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2 changes: 1 addition & 1 deletion Modules/_hacl/refresh.sh
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Expand Up @@ -22,7 +22,7 @@ fi

# Update this when updating to a new version after verifying that the changes
# the update brings in are good.
expected_hacl_star_rev=8ba599b2f6c9701b3dc961db895b0856a2210f76
expected_hacl_star_rev=504c2987452f87fe44bce9b9f12e19d6e051761f

hacl_dir="$(realpath "$1")"
cd "$(dirname "$0")"
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