importantSYS.SOURCE: Martin Uecker Blog• 2026-08-15T07:59:42Z

GCC Nested Functions Optimization: Wide Pointers and Trampoline Elimination

#gcc #nested_functions #trampolines #wide_pointers

GCC 16 introduces trampoline-free nested functions for non-capturing cases, while GCC 17 enables capture-aware nested functions using wide pointers and built-in functions. The updates improve security by eliminating stack-executable trampolines and enable efficient callback mechanisms.

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