dev-libs/openssl: backport fix for s390x w/ USE=-asm to 3.2.x

It's already been backported upstream on the 3.2 branch but no new
3.2.x release yet.

Closes: https://bugs.gentoo.org/923957
Signed-off-by: Sam James <sam@gentoo.org>

1 files changed, 31 insertions, 0 deletions

diff --git a/dev-libs/openssl/files/openssl-3.2.1-s390x.patch b/dev-libs/openssl/files/openssl-3.2.1-s390x.patch
new file mode 100644
index 000000000000..3cbf4854e12e
--- /dev/null
+++ b/dev-libs/openssl/files/openssl-3.2.1-s390x.patch
@@ -0,0 +1,31 @@
+https://bugs.gentoo.org/923957
+https://github.com/openssl/openssl/pull/23458
+https://github.com/openssl/openssl/commit/5fa5d59750db9df00f4871949a66020ac44f4f9c
+
+From 5fa5d59750db9df00f4871949a66020ac44f4f9c Mon Sep 17 00:00:00 2001
+From: Ingo Franzki <ifranzki@linux.ibm.com>
+Date: Fri, 2 Feb 2024 10:20:55 +0100
+Subject: [PATCH] s390x: Fix build on s390x with 'disable-asm'
+
+Do not define S390X_MOD_EXP for a NO_ASM build, this would result in
+unresolved externals for s390x_mod_exp and s390x_crt.
+
+Signed-off-by: Ingo Franzki <ifranzki@linux.ibm.com>
+
+Reviewed-by: Hugo Landau <hlandau@openssl.org>
+Reviewed-by: Tomas Mraz <tomas@openssl.org>
+(Merged from https://github.com/openssl/openssl/pull/23458)
+
+(cherry picked from commit a5b0c568dbefddd154f99011d7ce76cfbfadb67a)
+--- a/include/crypto/bn.h
++++ b/include/crypto/bn.h
+@@ -116,7 +116,8 @@ OSSL_LIB_CTX *ossl_bn_get_libctx(BN_CTX *ctx);
+ 
+ extern const BIGNUM ossl_bn_inv_sqrt_2;
+ 
+-#if defined(OPENSSL_SYS_LINUX) && !defined(FIPS_MODULE) && defined (__s390x__)
++#if defined(OPENSSL_SYS_LINUX) && !defined(FIPS_MODULE) && defined (__s390x__) \
++    && !defined (OPENSSL_NO_ASM)
+ # define S390X_MOD_EXP
+ #endif
+