gc: implement panic and recover

R=ken2, r, ken3
CC=golang-dev
https://golang.org/cl/831042
16 files changed
tree: e0be9ebbafb41f627e88f8c7770d940578e761cb
  1. doc/
  2. include/
  3. lib/
  4. misc/
  5. pkg/
  6. src/
  7. test/
  8. .hgignore
  9. .hgtags
  10. AUTHORS
  11. CONTRIBUTORS
  12. favicon.ico
  13. LICENSE
  14. README