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The -Wno-unused-variable switch usually does the trick. However, that is a very useful warning indeed if you care about these things in your project. It becomes annoying when GCC starts to warn you about things not in your code though. There is an official convention that underscores are used when you have to assign a variable but you are not going to refer to it again. For example, [my_queue.get() for _ in range(10)], or c, _ = (a, b). By convention, the entire point of the underscore, therefore, is that it is A) unused, and B) can be redefined without issue.

fi, err = os.Stat(filepath. 19 jan. 2021 — src/gemm.c:2038:15: warning: unused variable 'out_w' [-Wunused-variable] const int out_w = (w + 2 * pad - ksize) / stride + 1; -Wno-unused-parameter -Wunused-variable -Wunused-value -Wempty-body -fexceptions -fmax-type-align=16 -fdiagnostics-show-option -x objective-c %s builtins.c:8953 #, fuzzy msgid "second parameter of % not last msgid "missing '(' after '#pragma unused', ignoring" msgstr "saknas '(' efter predikat" udevd(8): Reduce the scope of a yet unused variable. hammer2. Sascha Wildner 8 + 1. - 2. sbin/udevd/udevd_monitor.c Visa fil XXX: ignore error for now */.

Lab1 1.1: Intro to C++ · Issue #3 · ZetaTwo/dd2387 - GitHub

Disallows unused imports, variables, functions and private class members. Similar to tsc’s –noUnusedParameters and –noUnusedLocals options, but does not interrupt code compilation.

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That seems far clearer to a reader and makes obvious which warning is ignored on purpose.

if I disable the warning message with the command: Type: C/C++ Problem.
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How to remove unused variable warning in C. How do you disable the unused variable warnings coming out of gcc ,. Many options have long names starting with -f or with -W---for example, -fmove-loop-invariants, -Wformat and so on.

This is the third tutorial in our Golang tutorial series and it deals with variables in Golang..
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Such a thing can happen once you modify the code months down the road and forget to modify the function signature. parameters are unused.