Jay K schrieb:
extern const int foo = 123;Why does this warn? This is a valid portable form, with the same meaning across all compilers, and, importantly, portably to C and C++.
I also wondered about this. In C99 ยง6.9.2 "External object definitions" there's actually the following example in clause 4: extern int i3 = 3; // definition, external linkage Johann