2.95.1/i586 cc1 fatal signal(sigsegv)
Richard Zidlicky
rdzidlicATimmd8.informatik.uni-erlangen.de
Thu Sep 16 05:13:00 GMT 1999
Decription:
compiling the appended file causes SIGSEV. Suspected regparm
(attribute) problem, x86 specific. (Many earlier releases also
had problems with that file)
invocation:
/usr/local/lib/gcc-lib/i586-pc-linux-gnulibc1/2.95.1/cc1 instructions_ao.i -quiet -dumpbase instructions_ao.c -march=pentium -g -O2 -version -fomit-frame-pointer -o instructions_ao.s
gcc version:
Reading specs from /usr/local/lib/gcc-lib/i586-pc-linux-gnulibc1/2.95.1/specs
gcc version 2.95.1 19990816 (release)
gcc compiled as:
make bootstrap-lean CFLAGS='-O' LIBCFLAGS='-g -O2' LIBCXXFLAGS='-g -O2 -fno-implicit-templates'
architecture:
linux i586, kernel 2.0.35, glibc1
gdb backtrace:
rz@rz:/home/rz/uqlx > gdb /usr/local/lib/gcc-lib/i586-pc-linux-gnulibc1/2.95.1/cc1
GDB is free software and you are welcome to distribute copies of it
under certain conditions; type "show copying" to see the conditions.
There is absolutely no warranty for GDB; type "show warranty" for details.
GDB 4.16.patched (i486-unknown-linux --target i486-linux),
Copyright 1996 Free Software Foundation, Inc...r(no debugging symbols found)...
u(gdb) run instructions_ao.i -quiet -dumpbase instructions_ao.c -march=pentium g -O2 -version -fomit-frame-pointer -o instructions_ao.s
Starting program: /usr/local/lib/gcc-lib/i586-pc-linux-gnulibc1/2.95.1/cc1 instructions_ao.i -quiet -dumpbase instructions_ao.c -march=pentium -g -O2 -version -fomit-frame-pointer -o instructions_ao.s
GNU C version 2.95.1 19990816 (release) (i586-pc-linux-gnulibc1) compiled by GNU C version 2.95.1 19990816 (release).
Program received signal SIGSEGV, Segmentation fault.
0x80529a3 in lookup_attribute ()
(gdb) bt
#0 0x80529a3 in lookup_attribute ()
#1 0x8052ed4 in attribute_list_contained ()
#2 0x8052e43 in attribute_list_equal ()
#3 0x8052c87 in type_hash_lookup ()
#4 0x8052db6 in type_hash_canon ()
#5 0x8052631 in build_type_attribute_variant ()
#6 0x805284e in valid_machine_attribute ()
#7 0x8191220 in decl_attributes ()
#8 0x8183ae4 in start_decl ()
#9 0x8178f5e in yyparse ()
#10 0x804b0c3 in compile_file ()
#11 0x804e2bd in main ()
#12 0x804912e in _start ()
Please CC any reply to me
Thanks,
Richard
############### file that triggers the problem #############
begin 644 instructions_ao.i.gz
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'B'HXW;4`````
`
end
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