c++ - Static Symbol Weak or Strong - Stack Overflow
2013年12月16日 · Is a static uninitialized symbol a weak symbol or a strong symbol? Can a uninitialized static symbol be overridden by a strong symbol? Module 1: static int y; Module 2: …
c - How to make gcc link strong symbol in static library to …
2015年5月27日 · When linking static libraries, ld does not care about weak/strong symbols by default: it simply resolves an undefined symbol to a first-encountered symbol (so the order of …
c - How to make weak linking work with GCC? - Stack Overflow
If lowercase, the symbol is usually local; if uppercase, the symbol is global (external). There are however a few lowercase symbols that are shown for special global symbols ("u", "v" and "w"). …
c - What are weak functions and what are their uses? I am using a ...
2016年2月19日 · A weak symbol denotes a specially annotated symbol during linking of Executable and Linkable Format (ELF) object files. By default, without any annotation, a …
C, Static library, linker: How to give preference to strong symbol …
2016年2月12日 · I have a strong symbol in an object file and a weak symbol in a static library. If I compile without putting the object file in another library, strong symbol is selected. gcc q_htb.o …
c - Override weak symbols in static library - Stack Overflow
2014年4月15日 · If you want the strong references resolved first, then put them earlier in the archive, or create a separate strong archive and link that first in the link-line. While not directly …
How to identify a strong vs weak relationship on ERD?
2013年5月21日 · The relationship Room to Class is considered weak (non-identifying) because the primary key components CID and DATE of entity Class doesn't contain the primary key …
gcc - Symbol resolution in C - Stack Overflow
2023年2月20日 · $ nm strong.o 0000000000000000 D x $ nm weak.o 0000000000000000 T main U printf 0000000000000000 B x I used nm to check the symbols: x in weak.o is B(uninitialized …
c - When a strong symbol and weak symbol have different data …
My question is since int x is the stronger symbol here, shouldn't "x" be initialized as an int and when function f is called, x = 42.0 would simply store x with only 42. But instead x becomes 0 …
c++ - GCC style weak linking in Visual Studio? - Stack Overflow
GCC has the ability to make a symbol link weakly via __attribute__((weak)). I want to use the a weak symbol in a static library that users can override in their application. A GCC style weak …