Add __builtin_return_address.
commit238e760a294ca74e46d8545f0fb80ea2af522f2b
authorEdmund Grimley Evans <Edmund.Grimley.Evans@gmail.com>
Fri, 6 Mar 2015 21:01:14 +0000 (6 21:01 +0000)
committerEdmund Grimley Evans <Edmund.Grimley.Evans@gmail.com>
Fri, 6 Mar 2015 21:01:14 +0000 (6 21:01 +0000)
tree58f575ac0fa1d1d5bda2b4479d479d1359367a65
parent8764993c0d23d11102dc548eb318e489a665391f
Add __builtin_return_address.

Implementation is mostly shared with __builtin_frame_address.
It seems to work on arm64, i386 and x86_64. It may need to be
adapted for other targets.
tccgen.c
tcctok.h