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__COUNTER__
Mar 17, 200918 answers
The __COUNTER__ symbol is provided by VC++ and GCC, and gives an increasing non-negative integral value each time it is used.
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macros - C++ __COUNTER__ Definition - Stack Overflow
Dec 25, 2013
C Preprocessor: Own implementation for __COUNTER__ - Stack Overflow
Mar 27, 2014
Is __COUNTER__ macro portable? - c++ - Stack Overflow
Oct 2, 2014
macros - Multiple __COUNTER__ C - Stack Overflow
Nov 9, 2016
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Counter
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In digital logic and computing, a counter is a device which stores the number of times a particular event or process has occurred, often in relationship to a clock. The most common type is a sequential digital logic circuit with an input line called the clock and multiple output lines. Wikipedia
__COUNTER__ is a non-standard compiler extension for the GNU compiler. Apparently, it's also implemented in Microsoft's compiler and the clang compiler.
Instead of the tricks with __COUNTER__ it is better to define the macro such that it also defines initializer function which registers whatever you want to ...
__COUNTER__ is a preprocessor macro available in most compilers that expands to sequential integers starting from zero. It resets at the beginning of each ...
May 18, 2022 — This macro is always defined. This example uses __COUNTER__ to assign unique identifiers to three different objects of the same type. The ...
__COUNTER__. This macro expands to sequential integral values starting from 0. · __GFORTRAN__. The GNU Fortran compiler defines this. · __GNUC_PATCHLEVEL__ · __ ...
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Dec 9, 2020 — Both gcc and clang define __COUNTER__ marco: Defined to an integer value that starts at zero and is incremented each time the COUNTER macro ...
Incorrect macro substitution when passing __COUNTER__ to another macro. 15. Relates to 5 Is duplicated by 1 Parent for 1 Subtask of 1.
Jun 3, 2019 — ·什么是 __COUNTER__ ？ 预定义宏( Predefined Macros ) 的其中之一，这是编译器拓展，gcc, vs 都支援。 根据某某 ...
Compile-time counters are a pretty nice thing to have, and the fact that most compiler vendors implemented a __COUNTER__ macro into their preprocessor, ...