Re: toolchain/49425: internal compiler error compiling riscv userland

[Dennis Ferguson <dennis.c.ferguson%gmail.com@localhost>]

The following reply was made to PR toolchain/49425; it has been noted by GNATS.

From: Dennis Ferguson <dennis.c.ferguson%gmail.com@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: toolchain-manager%netbsd.org@localhost,
 gnats-admin%netbsd.org@localhost,
 netbsd-bugs%netbsd.org@localhost
Subject: Re: toolchain/49425: internal compiler error compiling riscv userland
Date: Sat, 29 Nov 2014 10:50:25 +0800

 You can work around that with the following patch.  I haven't gotten
 around to figuring out whether this problem also occurs in the compilers
 the RISC-V people maintain or is an issue unique to the gcc 4.8.3
 support.
 
 Dennis Ferguson
 
 Index: external/gpl3/gcc/lib/libasan/Makefile
 ===================================================================
 RCS file: /cvsroot/src/external/gpl3/gcc/lib/libasan/Makefile,v
 retrieving revision 1.7
 diff -u -r1.7 Makefile
 --- external/gpl3/gcc/lib/libasan/Makefile	23 Oct 2014 23:31:26 -0000	1.7
 +++ external/gpl3/gcc/lib/libasan/Makefile	29 Nov 2014 02:42:07 -0000
 @@ -56,4 +56,10 @@
  LIBDPLIBS+=    stdc++ ${.CURDIR}/../libstdc++-v3
  LIBDPLIBS+=    pthread ${.CURDIR}/../../../../../lib/libpthread
  
 +.if ${MACHINE_ARCH} == "riscv64"
 +COPTS.asan_allocator2.cc += -O0
 +COPTS.sanitizer_netbsd.cc += -O0
 +.endif
 +
 +
  .include <bsd.lib.mk>