For unknown reasons, the linker is not able to see exported inline asm functions for ASAN builds. As a work around, we'll use the generic currentStackPointer() when ASAN_ENABLED.
<rdar://problem/105047685>
Pull request: https://github.com/WebKit/WebKit/pull/9652
Committed 259864@main (c5b1aaff095f): <https://commits.webkit.org/259864@main> Reviewed commits have been landed. Closing PR #9652 and removing active labels.