5.7 #pragma weak symbol, #pragma weak symbol1 = symbol2

This pragma is a language extension to mark symbols as weak or to define weak aliases of symbols.


In the following example, weak_fn is declared as a weak alias of __weak_fn:

extern void weak_fn(int a);
#pragma weak weak_fn = __weak_fn
void __weak_fn(int a)
Non-ConfidentialPDF file icon PDF version100067_0609_00_en
Copyright © 2014–2017 Arm Limited (or its affiliates). All rights reserved.