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[Bug c/12535] New: Attempt to delete prologue/epilogue insn
- From: "abacau at yahoo dot com dot au" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: 8 Oct 2003 00:02:38 -0000
- Subject: [Bug c/12535] New: Attempt to delete prologue/epilogue insn
- Reply-to: gcc-bugzilla at gcc dot gnu dot org
PLEASE REPLY TO gcc-bugzilla@gcc.gnu.org ONLY, *NOT* gcc-bugs@gcc.gnu.org.
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=12535
Summary: Attempt to delete prologue/epilogue insn
Product: gcc
Version: 3.3.1
Status: UNCONFIRMED
Severity: normal
Priority: P2
Component: c
AssignedTo: unassigned at gcc dot gnu dot org
ReportedBy: abacau at yahoo dot com dot au
CC: gcc-bugs at gcc dot gnu dot org
GCC host triplet: powerpc--netbsd
When attempting to compile src/sys/compat/mach/mach_vm.c from the netbsd-current source
tree, the compiler fails with the following error:
/usr/src/obj/tooldir.NetBSD-1.6ZC-powerpc/bin/powerpc--netbsd-gcc -v -save-temps -msoft-
float -ffreestanding -g -O2 -Wreturn-type -Werror -Wall -Wno-main -Wno-format-zero-length
-Wpointer-arith -Wmissing-prototypes -Wstrict-prototypes -Wno-sign-compare -Wno-
uninitialized -Dmacppc -I. -I/usr/src/sys/arch -I/usr/src/sys -nostdinc -DLKM -DDIAGNOSTIC -
DZS_CONSOLE_ABORT -DDEBUG_DARWIN -DDEBUG_MACH -DOFB_ENABLE_CACHE -
DMAXUSERS=32 -D_KERNEL -D_KERNEL_OPT -c /usr/src/sys/compat/mach/mach_vm.c
Reading specs from /usr/src/obj/tooldir.NetBSD-1.6ZC-powerpc/lib/gcc-lib/powerpc--netbsd/
3.3.1/specs
Configured with: /usr/src/tools/gcc/../../gnu/dist/gcc/configure --target=powerpc--netbsd --
disable-nls --enable-long-long --disable-multilib --enable-threads --program-transform-
name=s,^,powerpc--netbsd-, --enable-languages=c c++ objc f77 --prefix=/usr/src/obj/
tooldir.NetBSD-1.6ZC-powerpc --disable-shared
Thread model: posix
gcc version 3.3.1
/usr/src/obj/tooldir.NetBSD-1.6ZC-powerpc/lib/gcc-lib/powerpc--netbsd/3.3.1/cc1 -E -quiet -
nostdinc -v -I. -I/usr/src/sys/arch -I/usr/src/sys -D__GNUC__=3 -D__GNUC_MINOR__=3 -
D__GNUC_PATCHLEVEL__=1 -Dmacppc -DLKM -DDIAGNOSTIC -DZS_CONSOLE_ABORT -
DDEBUG_DARWIN -DDEBUG_MACH -DOFB_ENABLE_CACHE -DMAXUSERS=32 -D_KERNEL -
D_KERNEL_OPT /usr/src/sys/compat/mach/mach_vm.c -msoft-float -Wreturn-type -Werror -Wall
-Wno-main -Wno-format-zero-length -Wpointer-arith -Wmissing-prototypes -Wstrict-
prototypes -Wno-sign-compare -Wno-uninitialized -ffreestanding -O2 mach_vm.i
#include "..." search starts here:
#include <...> search starts here:
.
/usr/src/sys/arch
/usr/src/sys
End of search list.
/usr/src/obj/tooldir.NetBSD-1.6ZC-powerpc/lib/gcc-lib/powerpc--netbsd/3.3.1/cc1 -
fpreprocessed mach_vm.i -quiet -dumpbase mach_vm.c -msoft-float -auxbase mach_vm -g -O2
-Wreturn-type -Werror -Wall -Wno-main -Wno-format-zero-length -Wpointer-arith -Wmissing-
prototypes -Wstrict-prototypes -Wno-sign-compare -Wno-uninitialized -version -ffreestanding -
o mach_vm.s
GNU C version 3.3.1 (powerpc--netbsd)
compiled by GNU C version 3.3.1.
GGC heuristics: --param ggc-min-expand=38 --param ggc-min-heapsize=16384
/usr/src/sys/compat/mach/mach_vm.c: In function `mach_vm_wire':
/usr/src/sys/compat/mach/mach_vm.c:304: error: Attempt to delete prologue/epilogue insn:
(insn/f 233 232 234 0 0x0 (set (mem:SI (plus:SI (reg/f:SI 1 r1)
(const_int 68 [0x44])) [0 S4 A8])
(reg:SI 0 r0)) -1 (nil)
(expr_list:REG_FRAME_RELATED_EXPR (set (mem:SI (plus:SI (reg/f:SI 1 r1)
(const_int 68 [0x44])) [0 S4 A8])
(reg:SI 65 lr))
(nil)))
/usr/src/sys/compat/mach/mach_vm.c:304: internal compiler error: in propagate_one_insn, at
flow.c:1642