[gnu.g++.bug] g++ 1.36.2/gcc 1.36.91 bug on decstation

whitcomb@VIVALDI.BERKELEY.EDU (Gregg Whitcomb) (01/10/90)

This particular error occurs with one of the g++ compiler files as well.
compiling without -O seems to work fine.

Integer.cc is from the libg++ 1.36.2 library.
vivaldi% g++ -v -I/users/gnu/libg++/g++-include  -O -fstrength-reduce  -felide-c
onstructors -fschedule-insns -fdelayed-branch -fsave-memoized  -Wall   -c  Integ
er.cc
g++ version 1.36.2 (based on GCC 1.36)
 /usr/local/lib/gcc-cpp -+ -v -I/users/gnu/libg++/g++-include -undef -D__GNUC__
-D__GNUG__ -D__cplusplus -Dultrix -Dbsd4_2 -DMIPSEL -Dhost_mips -Dmips -Dunix -D
R3000 -DLANGUAGE_C -DSYSTYPE_BSD -D__ultrix__ -D__bsd4_2__ -D__MIPSEL__ -D__host
_mips__ -D__mips__ -D__unix__ -D__R3000__ -D__LANGUAGE_C__ -D__SYSTYPE_BSD__ -D_
_OPTIMIZE__ -Wall Integer.cc /usr/tmp/cca12305.cpp
GNU CPP version 1.36.91
 /usr/local/lib/gcc-cc1plus /usr/tmp/cca12305.cpp -O -fstrength-reduce -fomit-fr
ame-pointer -quiet -dumpbase Integer.cc -fstrength-reduce -felide-constructors -
fschedule-insns -fdelayed-branch -fsave-memoized -O -Wall -version -o /usr/tmp/c
ca12305.s
GNU C++ version 1.36.2 (based on GCC 1.36) (AL-MIPS 1.11) <Decstation>
 compiled by GNU C version 1.36.91.
default target switches: -munix -mnofixed-ovfl -mG0 -mG1
Integer.cc: In function int Iislong (const struct IntRep *):
Integer.cc:394: The following insn was not recognizable:
(insn 63 117 64 (set (cc0)
       (compare:SI (reg:SI 81)
           (plus:SI (reg/v:SI 64)
               (const_int 6)))) -1 (insn_list 117 (nil))
   (nil))
g++: Program cc1plus got fatal signal 4.


-Gregg (whitcomb@vivaldi.berkeley.edu)