system/pcre: maybe even fix pmmx mariadb build?

system/pcre/APKBUILD

@@ -2,16 +2,18 @@
 # Maintainer: A. Wilcox <awilfox@adelielinux.org>
 pkgname=pcre
 pkgver=8.43
-pkgrel=0
+pkgrel=1
 pkgdesc="Perl-compatible regular expression library"
 url="http://pcre.sourceforge.net"
 arch="all"
 license="BSD-3-Clause"
-depends=
+depends=""
 makedepends=""
 subpackages="$pkgname-dev $pkgname-doc $pkgname-tools
 	libpcrecpp libpcre16 libpcre32"
-source="ftp://ftp.csx.cam.ac.uk/pub/software/programming/$pkgname/$pkgname-$pkgver.tar.bz2"
+source="ftp://ftp.csx.cam.ac.uk/pub/software/programming/$pkgname/$pkgname-$pkgver.tar.bz2
+	stack-frame-size-detection.patch
+	"
 
 # secfixes:
 #   8.40-r2:
@@ -74,4 +76,5 @@ tools() {
 	mv "$pkgdir"/usr/bin "$subpkgdir"/usr/
 }
 
-sha512sums="3b4ac2c7ccd77c9575d07a33c3456f40b50731029e62d01fb8f2f5871d7118e12bc9e6bc7a8079769c765e38da5ecf98c4b261b10ff0a2f14f0881b434f67af7  pcre-8.43.tar.bz2"
+sha512sums="3b4ac2c7ccd77c9575d07a33c3456f40b50731029e62d01fb8f2f5871d7118e12bc9e6bc7a8079769c765e38da5ecf98c4b261b10ff0a2f14f0881b434f67af7  pcre-8.43.tar.bz2
+a088304318f7a04f90263efbab20b423e67fb6e3d829e7bc080fd44c29e98bc29cab992b73ed1b992af89cdf4606667af20572558a3a96549b7bd9479d0e6d88  stack-frame-size-detection.patch"

system/pcre/stack-frame-size-detection.patch

+--- pcre-8.43/pcre_exec.c.old	2018-02-20 15:21:37.000000000 +0000
++++ pcre-8.43/pcre_exec.c	2019-07-06 19:36:59.078411271 +0000
+@@ -509,6 +509,12 @@
+                  (e.g. stopped by repeated call or recursion limit)
+ */
+ 
++#ifdef __GNUC__
++static int
++match(REGISTER PCRE_PUCHAR eptr, REGISTER const pcre_uchar *ecode,
++  PCRE_PUCHAR mstart, int offset_top, match_data *md, eptrblock *eptrb,
++  unsigned int rdepth) __attribute__((noinline,noclone));
++#endif
+ static int
+ match(REGISTER PCRE_PUCHAR eptr, REGISTER const pcre_uchar *ecode,
+   PCRE_PUCHAR mstart, int offset_top, match_data *md, eptrblock *eptrb,