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History log of /src/tests/usr.bin/xlint/lint1/msg_169.c
RevisionDateAuthorComments
 1.10  15-Dec-2024  rillig lint: merge duplicate code for possibly confusing precedence
 1.9  15-Dec-2024  rillig lint: add details to message about possible precedence confusion
 1.8  07-Jul-2023  rillig branches: 1.8.2;
lint: only skip 'unused' warnings after errors, not other warnings

Previously, in -w mode, any warning suppressed further 'unused'
warnings, even though there was no need to do that. This can be seen in
the test gcc_attribute_var.c, where only the last unused variable from a
function was marked as unused, the others slipped through.

Fixed by counting the errors and the warnings separately and only
combining them if actually desired.
 1.7  28-Mar-2023  rillig lint: warn about extern declarations outside headers

https://mail-index.netbsd.org/tech-userlevel/2023/03/15/msg013727.html
 1.6  16-Jun-2022  rillig tests/lint: make expectation lines in the tests more detailed

This commit migrates msg_100 until msg_199.
 1.5  31-Jan-2021  rillig lint: add expections to tests

msg_098: fix suffix for floating point constant
msg_127: remove prototype
msg_146: fix return type
 1.4  04-Jan-2021  rillig lint: document and demonstrate the bug in check_precedence_confusion

It took quite a while to get to the correct interpretation of this small
piece of code and to draw the right conclusions from it. Now the bug is
finally ready to be fixed, as already announced in the test.
 1.3  04-Jan-2021  rillig lint: finish the comments in check_precedence_confusion
 1.2  04-Jan-2021  rillig lint: add test for "precedence confusion possible [169]"
 1.1  02-Jan-2021  rillig lint: add a test for each message produced by lint1

Having a test for each message ensures that upcoming refactorings don't
break the basic functionality. Adding the tests will also discover
previously unknown bugs in lint.

The tests ensure that every lint message can actually be triggered, and
they demonstrate how to do so. Having a separate file for each test
leaves enough space for documenting historical anecdotes, rationale or
edge cases, keeping them away from the source code.

The interesting details of this commit are in Makefile and
t_integration.sh. All other files are just auto-generated.

When running the tests as part of ATF, they are packed together as a
single test case. Conceptually, it would have been better to have each
test as a separate test case, but ATF quickly becomes very slow as soon
as a test program defines too many test cases, and 50 is already too
many. The time complexity is O(n^2), not O(n) as one would expect.
It's the same problem as in tests/usr.bin/make, which has over 300 test
cases as well.
 1.8.2.1  02-Aug-2025  perseant Sync with HEAD

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