Fix dependencies, rebuild with libisl and build documentation

pkg.info

@@ -1,13 +1,19 @@
 name: gcc
 description: The GNU C Compiler
 version: 15.2.0
-revision: 6
+revision: 7
 url: https://gcc.gnu.org/
 license: GPL3-or-later,LGPL3-or-later,GPL3 with GCC-exception
 architecture: any
 type: source
 make_depends:
-  - python3
+  - binutils
+  - gcc-libs
+  - doxygen
+  - libisl
+  - mpc
+  - zstd
+check_depends:
   - dejagnu
   - expect
   - inetutils
@@ -23,6 +29,7 @@ split_packages:
     depends:
       - binutils
       - gcc-libs
+      - libisl
       - mpc
       - zstd
   - name: gcc-fortran

source.sh

@@ -30,6 +30,9 @@ build() {
                --with-system-zlib        \
                --enable-languages=c,c++,fortran,objc,obj-c++,m2
   make
+
+  # Make documentation
+  make -O -C $CHOST/libstdc++-v3/doc doc-man-doxygen
 }
 
 # The check function is executed in the source directory
@@ -100,6 +103,11 @@ package_gcc() {
 }
 
 package_gcc-libs() {
+  cd build
+  
+  # Install libstdc++ man pages
+  make -C $CHOST/libstdc++-v3/doc DESTDIR="$BPM_OUTPUT" doc-install-man
+
   # Install package license
   install -Dm644 "$BPM_SOURCE"/{COPYING3,COPYING.RUNTIME} -t "$BPM_OUTPUT"/usr/share/licenses/gcc-libs/
 }