Clang has Blocks instead of nested functions. There may be patches for gcc-4.2 for Blocks but they didn't make it to the mainline. https://en.wikipedia.org/wik

Clang has Blocks instead of nested functions. There may be patches for gcc-4.2 for Blocks but they didn't make it to the mainline. https://en.wikipedia.org/wiki/Blocks_(C_language_extension) https://en.wikipedia.org/wiki/Blocks_(C_language_extension)