fix: explicitly mark unreachable code to prevent GCC warnings #642
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@createdbysk has imported this pull request. If you are a Meta employee, you can view this diff on Phabricator. |
vitaut
requested changes
Mar 18, 2025
Currently, GCC warns about code that switches on an enum, but despite
handling all enumerations, will not return a value in the default case.
thrift/compiler/sema/check_map_keys.cc: In function 'bool apache::thrift::compiler::{anonymous}::lt_value(const apache::thrift::compiler::t_const_value*, const apache::thrift::compiler::t_const_value*)':
thrift/compiler/sema/check_map_keys.cc:167:1: warning: control reaches end of non-void function [-Wreturn-type]
167 | }
| ^
This change adds `abort()` after each of these switch statement, the
same approach as used e.g. in `t_const_value::kind_to_string`.
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That's fair. I've actually found this code, which uses |
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@createdbysk has imported this pull request. If you are a Meta employee, you can view this diff on Phabricator. |
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@createdbysk merged this pull request in e462db1. |
facebook-github-bot
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Mar 20, 2025
Summary:
Currently, GCC warns about code that switches on an enum, but despite handling all enumerations, will not return a value in the default case.
thrift/compiler/sema/check_map_keys.cc: In function 'bool apache::thrift::compiler::{anonymous}::lt_value(const apache::thrift::compiler::t_const_value*, const apache::thrift::compiler::t_const_value*)':
thrift/compiler/sema/check_map_keys.cc:167:1: warning: control reaches end of non-void function [-Wreturn-type]
167 | }
| ^
This change adds `abort()` after each of these switch statement, the same approach as used e.g. in `t_const_value::kind_to_string`.
X-link: facebook/fbthrift#642
Reviewed By: vitaut
Differential Revision: D71357532
Pulled By: createdbysk
fbshipit-source-id: ec1a29e74429f7db83f9fb7b811bee06e238679d
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Merged, thanks! |
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Currently, GCC warns about code that switches on an enum, but despite handling all enumerations, will not return a value in the default case.
This change adds
abort()after each of these switch statement, the same approach as used e.g. int_const_value::kind_to_string.