diff options
| author |   espie <espie@openbsd.org> | 1999-02-02 18:09:18 +0000 |
|---|---|---|
| committer | espie <espie@openbsd.org> | 1999-02-02 18:09:18 +0000 |
| commit | 6e17f0017cabb4473e06344c4491b03c25a42fc3 (patch) | |
| tree | 79bb65b05b4f6e1505d37b75e77afbc855c98a2d | |
| parent | add struct mbuf (diff) | |
| download | wireguard-openbsd-6e17f0017cabb4473e06344c4491b03c25a42fc3.tar.xz wireguard-openbsd-6e17f0017cabb4473e06344c4491b03c25a42fc3.zip | |
Fix DWARF2_UNWIND_INFO properly, e.g., so that the same fragment works
with gcc 2.8.1 and egcs.
Problem reported by millert@
| -rw-r--r-- | gnu/usr.bin/gcc/config/alpha/openbsd.h | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/gnu/usr.bin/gcc/config/alpha/openbsd.h b/gnu/usr.bin/gcc/config/alpha/openbsd.h index f92ffa70e33..5acc83f56ba 100644 --- a/gnu/usr.bin/gcc/config/alpha/openbsd.h +++ b/gnu/usr.bin/gcc/config/alpha/openbsd.h @@ -95,6 +95,18 @@ Boston, MA 02111-1307, USA. */ /* We're not ELF yet */ #undef HAS_INIT_SECTION -/* can't use dwarf2-style exception handling as we're not elf... */ +/* Special handling, refer to defaults.h for the logic behind it: + if INCOMING_RETURN_ADDR_RTX is defined and DWARF2_UNWIND_INFO is + not, DWARF2_UNWIND_INFO becomes the default. Logically, this should + depend on the output format being/not being ELF. But we can't check + that directly. And INCOMING_RETURN_ADDR_RTX was added to alpha.h post + 2.8.1. The following construct should work for all gcc versions. + */ + +/* We dont't default to dwarf2-style exception handling as we're not + elf... */ +#ifdef INCOMING_RETURN_ADDR_RTX #undef DWARF2_UNWIND_INFO #define DWARF2_UNWIND_INFO 0 +#endif + |