From 5dea061e04c4d769b1b3c8d6e59ab498fb1041de Mon Sep 17 00:00:00 2001
From: Ihar Hrachyshka <ihar.hrachyshka@gmail.com>
Date: Sat, 11 Apr 2026 17:31:10 -0400
Subject: [PATCH] gh-146264: Use static HACL deps for static module builds
 (GH-146265) (cherry picked from commit
 f445d2e8666c5585d613add075cabe2abc7f972b)

Co-authored-by: Ihar Hrachyshka <ihar.hrachyshka@gmail.com>
---
 .../next/Build/2026-03-21-18-51-31.gh-issue-146264.Q9Ej4m.rst  | 3 +++
 configure                                                      | 2 +-
 configure.ac                                                   | 2 +-
 3 files changed, 5 insertions(+), 2 deletions(-)
 create mode 100644 Misc/NEWS.d/next/Build/2026-03-21-18-51-31.gh-issue-146264.Q9Ej4m.rst

diff --git a/Misc/NEWS.d/next/Build/2026-03-21-18-51-31.gh-issue-146264.Q9Ej4m.rst b/Misc/NEWS.d/next/Build/2026-03-21-18-51-31.gh-issue-146264.Q9Ej4m.rst
new file mode 100644
index 00000000000000..1fdafe560432a6
--- /dev/null
+++ b/Misc/NEWS.d/next/Build/2026-03-21-18-51-31.gh-issue-146264.Q9Ej4m.rst
@@ -0,0 +1,3 @@
+Fix static module builds on non-WASI targets by linking HACL dependencies as
+static libraries when ``MODULE_BUILDTYPE=static``, preventing duplicate
+``_Py_LibHacl_*`` symbol errors at link time.
diff --git a/configure b/configure
index 7621eeabeb85db..1cc1d2a2a54dd4 100755
--- a/configure
+++ b/configure
@@ -32758,7 +32758,7 @@ fi
 
 { printf "%s\n" "$as_me:${as_lineno-$LINENO}: checking for HACL* library linking type" >&5
 printf %s "checking for HACL* library linking type... " >&6; }
-if test "$ac_sys_system" = "WASI"; then
+if test "$ac_sys_system" = "WASI" || test "$MODULE_BUILDTYPE" = "static"; then
   LIBHACL_LDEPS_LIBTYPE=STATIC
   { printf "%s\n" "$as_me:${as_lineno-$LINENO}: result: static" >&5
 printf "%s\n" "static" >&6; }
diff --git a/configure.ac b/configure.ac
index 21df2245402eea..21cef7a98181b6 100644
--- a/configure.ac
+++ b/configure.ac
@@ -8089,7 +8089,7 @@ AC_SUBST([LIBHACL_BLAKE2_SIMD256_OBJS])
 # HACL*-based cryptographic primitives
 
 AC_MSG_CHECKING([for HACL* library linking type])
-if test "$ac_sys_system" = "WASI"; then
+if test "$ac_sys_system" = "WASI" || test "$MODULE_BUILDTYPE" = "static"; then
   LIBHACL_LDEPS_LIBTYPE=STATIC
   AC_MSG_RESULT([static])
 else