WebApr 15, 2024 · gcc has the test Wunused-var-5.c, where the warning -Wunused-but-set-variable is applied but void bar (int, ...); void f18 (void) { _Atomic int x = 0; int y = 3; bar (x = y); } is not expected to trigger the warning, which does seem to imply this is intentional. mbenfield updated this revision to Diff 341695. Edited · Apr 29 2024, 4:09 PM WebAug 22, 2024 · GCC编译器在编译上面代码的时候,总是提示 ” variable 'err' set but not used “。 我就觉得奇怪了,err变量我明明用了,GCC编译器怎么总说我没有用呢? 虽然 …
c++ - How do you disable the unused variable warnings coming …
WebDec 7, 2010 · ヘッダファイルには宣言を行い、ソースファイルに定義を書く。. ---main.h---. extern int a; ---main.c---. int a; ------------. 他の方も書かれていますが、そもそもグローバル変数は静的記憶期間を持つので、. staticをつける意味はさほどありませんし、明示的に使用 … WebAug 29, 2024 · c++ setとmap. setは重複を許さない順序付き集合なので、上記のように重複データがある場合は、重複データは自動的に削除され、{1,3,4}だけが格納される。. 上記のコードはorgをコピーするので、 {1,3,4}という値をもつ動的配列xを生成する。. イテ … flm cb-32f ball head review
ポインタのポインタとは?(parameter‘p’set but not used) - 怪し …
WebApr 23, 2015 · When I compile the program I get a warning that states that the number2 variable is set but not used. This, of course, is not a problem in that my code compiles and runs just fine. But, in the spirit of cleaning up my code to eliminate warnings, what is the best practice for doing so in this situation? WebNov 29, 2024 · -Wno-unused-but-set-variable. To do that, open /UnrealEngine/Engine/Source/Programs/UnrealBuildTool/Platform/Mac/MacToolChain.cs. … Webe is NOT pointing to anything. You are using an uninitialized pointer. You "set" through an invalid pointer, and then trying to access it. Your pointer should point to an example instance. For example: example exampleInstance; example * examplePointer = &exampleInstance; flm church