[flang-commits] [flang] [flang] Catch type-bound generic with inherited indistinguishable spe… (PR #128980)

[LLVM Continuous Integration via flang-commits]

llvm-ci wrote:

LLVM Buildbot has detected a new failure on builder `ppc64le-flang-rhel-clang` running on `ppc64le-flang-rhel-test` while building `flang` at step 5 "build-unified-tree".

Full details are available at: https://lab.llvm.org/buildbot/#/builders/157/builds/21184

<details>
<summary>Here is the relevant piece of the build log for the reference</summary>

```
Step 5 (build-unified-tree) failure: build (failure)
...
100.505 [111/7/6624] Linking CXX executable bin/clang-nvlink-wrapper
100.604 [111/6/6625] Linking CXX shared library lib/libLTO.so.21.0git
100.669 [110/6/6626] Creating library symlink lib/libLTO.so
100.991 [110/5/6627] Linking CXX executable bin/clang-import-test
102.306 [110/4/6628] Linking CXX shared library lib/libclang-cpp.so.21.0git
102.330 [109/4/6629] Creating library symlink lib/libclang-cpp.so
103.194 [109/3/6630] Linking CXX executable bin/clang-repl
103.360 [109/2/6631] Linking CXX executable bin/clang-21
103.426 [108/2/6632] Creating executable symlink bin/clang
127.548 [108/1/6633] Building CXX object tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o
FAILED: tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o 
ccache /home/buildbots/llvm-external-buildbots/clang.19.1.7/bin/clang++ -DFLANG_INCLUDE_TESTS=1 -DFLANG_LITTLE_ENDIAN=1 -DGTEST_HAS_RTTI=0 -D_DEBUG -D_GLIBCXX_ASSERTIONS -D_GNU_SOURCE -D__STDC_CONSTANT_MACROS -D__STDC_FORMAT_MACROS -D__STDC_LIMIT_MACROS -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/build/tools/flang/lib/Semantics -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/flang/lib/Semantics -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/flang/include -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/build/tools/flang/include -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/build/include -I/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/llvm/include -isystem /home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/flang/../mlir/include -isystem /home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/build/tools/mlir/include -isystem /home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/build/tools/clang/include -isystem /home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/llvm/../clang/include -fPIC -fno-semantic-interposition -fvisibility-inlines-hidden -Werror=date-time -Werror=unguarded-availability-new -Wall -Wextra -Wno-unused-parameter -Wwrite-strings -Wcast-qual -Wmissing-field-initializers -pedantic -Wno-long-long -Wc++98-compat-extra-semi -Wimplicit-fallthrough -Wcovered-switch-default -Wno-noexcept-type -Wnon-virtual-dtor -Wdelete-non-virtual-dtor -Wsuggest-override -Wstring-conversion -Wmisleading-indentation -Wctad-maybe-unsupported -fdiagnostics-color -ffunction-sections -fdata-sections -Werror -Wno-deprecated-copy -Wno-string-conversion -Wno-ctad-maybe-unsupported -Wno-unused-command-line-argument -Wstring-conversion           -Wcovered-switch-default -Wno-nested-anon-types -O3 -DNDEBUG -std=c++17  -fno-exceptions -funwind-tables -fno-rtti -UNDEBUG -MD -MT tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o -MF tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o.d -o tools/flang/lib/Semantics/CMakeFiles/FortranSemantics.dir/check-declarations.cpp.o -c /home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/flang/lib/Semantics/check-declarations.cpp
/home/buildbots/llvm-external-buildbots/workers/ppc64le-flang-rhel-test/ppc64le-flang-rhel-clang-build/llvm-project/flang/lib/Semantics/check-declarations.cpp:2009:15: error: unused variable 'kind' [-Werror,-Wunused-variable]
 2009 |   GenericKind kind{details.kind()};
      |               ^~~~
1 error generated.
ninja: build stopped: subcommand failed.

```

</details>

https://github.com/llvm/llvm-project/pull/128980