compile error of "-Werror=address-of-packed-member" #65?

compile error of "-Werror=address-of-packed-member" #65?

WebNov 11, 2024 · Since you seem to be interested specifically in GCC, you would probably find that implementation's pragmas for influencing diagnostics to be of use for the purpose. In … WebJun 28, 2024 · Hi there! Hope you're doing great. We're stumbling upon a compiler warning about taking an address of a packed member in this library. We think … 88 centennial road bowral WebApr 11, 2024 · The new warning performs the check for taking the address of packed member directly to a pointer variable with higher alignment requirement and the outcome is risky to memory alignment fault on some architecture when deferencing it. Please help to review. Thanks. v2: Disable -Werror=address-of-packed-member if its diagnose turns … WebDec 19, 2024 · It basically warns if you ever take a pointer to any member that isn't assigned to a void * or a char * pointer (since it wants an alignment of 1). Often times we use packed for structures to fix a layout (e.g. structures mandated by hardware), but the structures themselves are aligned and the members have suitable alignment within the ... atacama desert in which continent Taking the address of a packed member is dangerous since the reduced alignment of the pointee is lost. This can lead to memory alignment faults in some architectures if the pointer value is dereferenced. References: Warn when taking address of packed member; __attribute__((packed)) variable attribute; WebJun 28, 2024 · Hi there! Hope you're doing great. We're stumbling upon a compiler warning about taking an address of a packed member in this library. We think we're facing an issue with this in our ap... atacama desert clothing dump WebMay 1, 2024 · El Sun, Apr 30, 2024 at 10:59:52PM +0900 Masahiro Yamada ha dit: > 2024-04-22 6:39 GMT+09:00 Matthias Kaehlcke : > > clang generates …

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