* update gmp to 6.3.0-2

gmp/PKGBUILD

@@ -5,12 +5,14 @@
 
 pkgname=gmp
 pkgver=6.3.0
-pkgrel=1
+pkgrel=2
 pkgdesc='A free library for arbitrary precision arithmetic'
 arch=(x86_64 powerpc64le powerpc64 powerpc riscv64)
 url='https://gmplib.org/'
-depends=(gcc-libs sh)
-license=(LGPL3 GPL)
+depends=(gcc-libs
+         glibc)
+license=(GPL-2.0-or-later
+         LGPL-3.0-or-later)
 source=(https://gmplib.org/download/gmp/gmp-$pkgver.tar.lz{,.sig})
 sha256sums=('be5c908a7a836c3a9bd9d62aa58563c5e9e7fef94c43a7f42dbc35bb6d02733c'
             'SKIP')
@@ -18,11 +20,14 @@ validpgpkeys=('343C2FF0FBEE5EC2EDBEF399F3599FF828C67298')   # Niels Möller
 
 build() {
   cd $pkgname-$pkgver
-
+# Enable shadow stack support
+  LDFLAGS+=' -Wl,-z,shstk' \
   ./configure --build=${CHOST} \
     --prefix=/usr \
     --enable-cxx \
     --enable-fat
+# Fix overlinking
+  sed -i -e 's/ -shared / -Wl,-O1,--as-needed\0/g' libtool
   make
 }
 
@@ -33,5 +38,5 @@ check() {
 
 package() {
   cd $pkgname-$pkgver
-  make DESTDIR="${pkgdir}" install
+  make DESTDIR="$pkgdir" install
 }