sparse segfault on ppc64.

[Dave Jones <davej@redhat.com>]

I thought I'd see what happens if I hooked up sparse
to our daily builds of Linus' tree.
The answer: a segfault on ppc64.

/usr/lib/gcc/ppc64-redhat-linux/4.1.2/include/altivec.h:37:2: error: Use the "-maltivec" flag to enable PowerPC AltiVec support
drivers/md/raid6altivec1.c:41:16: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:41:16: error: got signed
drivers/md/raid6altivec1.c:50:45: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:50:45: error: got SHLBYTE
drivers/md/raid6altivec1.c:53:1: error: Expected ; end of type declaration
drivers/md/raid6altivec1.c:53:1: error: got }
drivers/md/raid6altivec1.c:64:2: error: Trying to use reserved word 'return' as identifier
drivers/md/raid6altivec1.c:64:20: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:64:20: error: got __builtin_vec_cmpgt
drivers/md/raid6altivec1.c:65:1: error: Expected ; end of type declaration
drivers/md/raid6altivec1.c:65:1: error: got }
drivers/md/raid6altivec1.c:77:12: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:77:12: error: got wd0
drivers/md/raid6altivec1.c:78:12: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:78:12: error: got x1d
drivers/md/raid6altivec1.c:84:10: error: Expected ) in function declarator
drivers/md/raid6altivec1.c:84:10: error: got =
drivers/md/raid6altivec1.c:84:2: error: Trying to use reserved word 'for' as identifier
drivers/md/raid6altivec1.c:84:18: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:84:18: error: got <
drivers/md/raid6altivec1.c:84:30: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:84:30: error: got +=
drivers/md/raid6altivec1.c:86:11: error: Expected ) in function declarator
drivers/md/raid6altivec1.c:86:11: error: got =
drivers/md/raid6altivec1.c:86:3: error: Trying to use reserved word 'for' as identifier
drivers/md/raid6altivec1.c:86:22: error: Expected ; at end of declaration
vers/md/raid6altivec1.c:86:22: error: got >=
drivers/md/raid6altivec1.c:86:30: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:86:30: error: got --
drivers/md/raid6altivec1.c:94:3: error: Expected ; end of type declaration
drivers/md/raid6altivec1.c:94:3: error: got }
drivers/md/raid6altivec1.c:96:15: error: Expected ) in nested declarator
drivers/md/raid6altivec1.c:96:15: error: got *
drivers/md/raid6altivec1.c:97:2: error: Expected ; end of type declaration
drivers/md/raid6altivec1.c:97:2: error: got }
drivers/md/raid6altivec1.c:107:2: error: Trying to use reserved word 'do' as identifier
drivers/md/raid6altivec1.c:107:2: error: Expected ; at end of declaration
drivers/md/raid6altivec1.c:107:2: error: got {
drivers/md/raid6altivec1.c:108:1: error: Expected ; end of type declaration
drivers/md/raid6altivec1.c:108:1: error: got }
drivers/md/raid6altivec1.c:80:7: error: undefined identifier 'disks'
drivers/md/raid6altivec1.c:80:2: error: symbol 'z0' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:7
5) - different signedness
drivers/md/raid6altivec1.c:81:6: error: undefined identifier 'dptr'
drivers/md/raid6altivec1.c:81:2: error: symbol 'p' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:74
) - different base types
drivers/md/raid6altivec1.c:82:6: error: undefined identifier 'dptr'
drivers/md/raid6altivec1.c:82:2: error: symbol 'q' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:74
) - different base types
drivers/md/raid6altivec1.c:84:16: error: symbol 'd' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:7
5) - different signedness
drivers/md/raid6altivec1.c:84:28: error: symbol 'd' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:7
5) - different signedness
drivers/md/raid6altivec1.c:86:20: error: symbol 'z' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:7
5) - different signedness
drivers/md/raid6altivec1.c:86:29: error: symbol 'z' redeclared with different type (originally declared at drivers/md/raid6altivec1.c:7
5) - different signedness
drivers/md/raid6altivec1.c:88:10: error: undefined identifier '__builtin_vec_xor'
drivers/md/raid6altivec1.c:89:10: error: undefined identifier 'MASK'
drivers/md/raid6altivec1.c:90:10: error: undefined identifier 'SHLBYTE'
drivers/md/raid6altivec1.c:91:10: error: undefined identifier '__builtin_vec_and'
drivers/md/raid6altivec1.c:92:10: error: undefined identifier '__builtin_vec_xor'
drivers/md/raid6altivec1.c:93:10: error: undefined identifier '__builtin_vec_xor'
drivers/md/raid6altivec1.c:96:3: error: symbol 'unative_t' redeclared with different type (originally declared at drivers/md/raid6altiv
ec1.c:78) - different base types
drivers/md/raid6altivec1.c:124:2: error: undefined identifier 'raid6_altivec1_gen_syndrome'
/bin/sh: line 1: 22303 Segmentation fault      sparse-0.2/sparse -D__linux__ -Dlinux -D__STDC__ -Dunix -D__unix__ -Wbitwise -m32 -D__po
werpc__ -D__powerpc32__ -nostdinc -isystem /usr/lib/gcc/ppc64-redhat-linux/4.1.2/include -Wp,-MD,drivers/md/.raid6altivec1.o.d -nostdin
c -isystem /usr/lib/gcc/ppc64-redhat-linux/4.1.2/include -D__KERNEL__ -Iinclude -include include/linux/autoconf.h -Iarch/powerpc -Iarch
/powerpc/include -Wall -Wundef -Wstrict-prototypes -Wno-trigraphs -fno-strict-aliasing -fno-common -Werror-implicit-function-declaratio
n -Wextra -Wno-unused-parameter -Wno-missing-field-initializers -Os -msoft-float -pipe -Iarch/powerpc -ffixed-r2 -mmultiple -mno-altive
c -funit-at-a-time -mstring -mcpu=powerpc -Wa,-maltivec -fomit-frame-pointer -g -fno-stack-protector -Wdeclaration-after-statement -Wno
-pointer-sign -maltivec -mabi=altivec -DMODULE -D"KBUILD_STR(s)=#s" -D"KBUILD_BASENAME=KBUILD_STR(raid6altivec1)" -D"KBUILD_MODNAME=KBU
ILD_STR(raid456)" drivers/md/raid6altivec1.c
make[2]: *** [drivers/md/raid6altivec1.o] Error 139


Is this something new, or am I the first person dumb enough to try and
run sparse on non-x86 ?

	Dave

-- 
http://www.codemonkey.org.uk