Remove gcc and g++ as they have been added in a separate PR

Author: bthomee

docker/debian/Dockerfile

@@ -155,21 +155,6 @@ FROM base AS clang
 # This is not inherited from base image, ensure no manual interaction needed.
 ARG DEBIAN_FRONTEND=noninteractive
 
-# Some build dependencies require GCC to be available.
-COPY --from=gcc-src /usr/local/ /usr/local/
-COPY --from=gcc-src /etc/ld.so.conf.d/*.conf /etc/ld.so.conf.d/
-RUN <<EOF
-ldconfig -v
-dpkg-divert --divert /usr/bin/gcc.orig --rename /usr/bin/gcc
-update-alternatives --install /usr/bin/gcc gcc /usr/local/bin/gcc 100
-update-alternatives --install \
-  /usr/bin/gcc gcc /usr/local/bin/gcc 100 \
-  --slave /usr/bin/g++ g++ /usr/local/bin/g++ \
-  --slave /usr/bin/gcc-ar gcc-ar /usr/local/bin/gcc-ar \
-  --slave /usr/bin/gcc-nm gcc-nm /usr/local/bin/gcc-nm \
-  --slave /usr/bin/gcc-ranlib gcc-ranlib /usr/local/bin/gcc-ranlib
-EOF
-
 # Install Clang. Use the LLVM apt repository to access the latest versions. We
 # must repeat the DEBIAN_VERSION argument here, as it is not inherited from the
 # base or source images.

docker/debian/README.md

@@ -70,7 +70,6 @@ registry.
 DEBIAN_VERSION=bookworm
 CLANG_VERSION=17
 CONAN_VERSION=2.18.0
-GCC_VERSION=12
 GCOVR_VERSION=8.3
 CONTAINER_IMAGE=xrplf/ci/debian-${DEBIAN_VERSION}:clang-${CLANG_VERSION}
 
@@ -82,7 +81,6 @@ docker buildx build . \
   --build-arg CLANG_VERSION=${CLANG_VERSION} \
   --build-arg CONAN_VERSION=${CONAN_VERSION} \
   --build-arg DEBIAN_VERSION=${DEBIAN_VERSION} \
-  --build-arg GCC_VERSION=${GCC_VERSION} \
   --build-arg GCOVR_VERSION=${GCOVR_VERSION} \
   --tag ${CONTAINER_REGISTRY}/${CONTAINER_IMAGE}
 ```

docker/ubuntu/Dockerfile

@@ -139,21 +139,6 @@ FROM base AS clang
 # This is not inherited from base image, ensure no manual interaction needed.
 ARG DEBIAN_FRONTEND=noninteractive
 
-# Some build dependencies require GCC to be available.
-ARG GCC_VERSION
-RUN <<EOF
-apt-get update
-apt-get install -y --no-install-recommends \
-    gcc-${GCC_VERSION} \
-    g++-${GCC_VERSION} \
-    debhelper
-apt-get clean
-rm -rf /var/lib/apt/lists/*
-update-alternatives \
-    --install /usr/bin/gcc gcc /usr/bin/gcc-${GCC_VERSION} 100 \
-    --slave /usr/bin/g++ g++ /usr/bin/g++-${GCC_VERSION}
-EOF
-
 # Install Clang.
 ARG CLANG_VERSION
 RUN <<EOF

docker/ubuntu/README.md

@@ -66,7 +66,6 @@ registry.
 UBUNTU_VERSION=noble
 CLANG_VERSION=18
 CONAN_VERSION=2.18.0
-GCC_VERSION=14
 GCOVR_VERSION=8.3
 CONTAINER_IMAGE=xrplf/ci/ubuntu-${UBUNTU_VERSION}:clang-${CLANG_VERSION}
 
@@ -77,7 +76,6 @@ docker buildx build . \
   --build-arg BUILDKIT_INLINE_CACHE=1 \
   --build-arg CLANG_VERSION=${CLANG_VERSION} \
   --build-arg CONAN_VERSION=${CONAN_VERSION} \
-  --build-arg GCC_VERSION=${GCC_VERSION} \
   --build-arg GCOVR_VERSION=${GCOVR_VERSION} \
   --build-arg UBUNTU_VERSION=${UBUNTU_VERSION} \
   --tag ${CONTAINER_REGISTRY}/${CONTAINER_IMAGE}