No ctng and build GCC 10, 11

.ci_support/linux_64_conda_glibc_ver2.12ctng_cpu_archx86_64ctng_target_platformlinux-64.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - cdt_name
   - docker_image

.ci_support/linux_64_conda_glibc_ver2.17ctng_cpu_archaarch64ctng_target_platformlinux-aarch64.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - cdt_name
   - docker_image

.ci_support/linux_64_conda_glibc_ver2.17ctng_cpu_archpowerpc64lectng_target_platformlinux-ppc64le.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - cdt_name
   - docker_image

.ci_support/linux_64_conda_glibc_ver2.17ctng_cpu_archs390xctng_target_platformlinux-s390x.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - cdt_name
   - docker_image

.ci_support/linux_aarch64_conda_glibc_ver2.12ctng_cpu_archx86_64ctng_target_platformlinux-64.yaml

@@ -32,6 +32,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-aarch64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_aarch64_conda_glibc_ver2.17ctng_cpu_archaarch64ctng_target_platformlinux-aarch64.yaml

@@ -32,6 +32,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-aarch64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_aarch64_conda_glibc_ver2.17ctng_cpu_archpowerpc64lectng_target_platformlinux-ppc64le.yaml

@@ -32,6 +32,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-aarch64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_aarch64_conda_glibc_ver2.17ctng_cpu_archs390xctng_target_platformlinux-s390x.yaml

@@ -32,6 +32,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-aarch64
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_ppc64le_conda_glibc_ver2.12ctng_cpu_archx86_64ctng_target_platformlinux-64.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-ppc64le
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_ppc64le_conda_glibc_ver2.17ctng_cpu_archaarch64ctng_target_platformlinux-aarch64.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-ppc64le
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_ppc64le_conda_glibc_ver2.17ctng_cpu_archpowerpc64lectng_target_platformlinux-ppc64le.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-ppc64le
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

.ci_support/linux_ppc64le_conda_glibc_ver2.17ctng_cpu_archs390xctng_target_platformlinux-s390x.yaml

@@ -30,6 +30,8 @@ openmp_ver:
 - '4.5'
 target_platform:
 - linux-ppc64le
+use_system_gcc:
+- 'False'
 zip_keys:
 - - conda_glibc_ver
   - old_ctng_vendor

recipe/build.sh

@@ -94,6 +94,7 @@ cd build
   --enable-plugin \
   --enable-gold \
   --disable-nls \
+  --disable-bootstrap \
   --disable-multilib \
   --enable-long-long \
   --enable-default-pie \

recipe/conda_build_config.yaml

@@ -41,6 +41,9 @@ _libgcc_mutex:
   - 0.1 conda_forge
 channel_targets:
   - conda-forge gcc_dev
+use_system_gcc:
+  - True         # [not (linux64 or aarch64 or ppc64le or s390x)]
+  - False        # [linux64 or aarch64 or ppc64le or s390x]
 zip_keys:
   - - conda_glibc_ver
     - old_ctng_vendor

recipe/meta.yaml

@@ -32,6 +32,7 @@ requirements:
     - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
     - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
     - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
+    - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
   host:
     - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
 
@@ -56,6 +57,7 @@ outputs:
         - gxx_impl_{{ ctng_target_platform }}        # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
     test:
@@ -87,6 +89,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
@@ -130,6 +133,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
@@ -145,9 +149,9 @@ outputs:
         - {{ pin_subpackage("libgcc-ng", max_pin=None) }}       # [target_platform == ctng_target_platform]
         - {{ pin_subpackage("libgomp", max_pin=None) }}         # [target_platform == ctng_target_platform]
         - sysroot_{{ ctng_target_platform }}
-        # Any version newer than the devtoolset works. This can be removed when bootstrapping.
-        - libstdcxx-ng >=4.9
-        - libgcc-ng >=4.9
+        # Any version newer than the devtoolset works.
+        - libstdcxx-ng >=4.9   # [use_system_gcc]
+        - libgcc-ng >=4.9      # [use_system_gcc]
     run_exports:
       # impose this requirement across the build/host boundary
       strong:
@@ -195,6 +199,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
@@ -249,6 +254,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         # For cpp and crt{i,n}.o
@@ -308,6 +314,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
@@ -332,6 +339,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - {{ pin_subpackage("libgomp", exact=True) }}
@@ -376,6 +384,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }}  {{ conda_glibc_ver }}
@@ -417,6 +426,7 @@ outputs:
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
       host:
         - {{ pin_subpackage('libgomp', exact=True) }}
         - sysroot_{{ ctng_target_platform }}  {{ conda_glibc_ver }}
@@ -463,6 +473,7 @@ outputs:
         - gcc_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gxx_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
         - gfortran_impl_{{ ctng_target_platform }}   # [build_platform != target_platform]
+        - gcc_bootstrap_{{ build_platform }} <={{ ctng_gcc }}  # [not use_system_gcc and build_platform == target_platform]
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}
       host:
         - sysroot_{{ ctng_target_platform }} {{ conda_glibc_ver }}