public inbox for gcc-bugs@sourceware.org
help / color / mirror / Atom feed
* [Bug rtl-optimization/41928]  New: segfault at gcc/bitmap.c:297
@ 2009-11-03 17:47 jv244 at cam dot ac dot uk
  2009-11-03 17:53 ` [Bug rtl-optimization/41928] " jv244 at cam dot ac dot uk
                   ` (10 more replies)
  0 siblings, 11 replies; 12+ messages in thread
From: jv244 at cam dot ac dot uk @ 2009-11-03 17:47 UTC (permalink / raw)
  To: gcc-bugs

[-- Warning: decoded text below may be mangled, UTF-8 assumed --]
[-- Attachment #1: Type: text/plain, Size: 4218 bytes --]

the attached code causes the compiler to segfault as:

Program received signal SIGSEGV, Segmentation fault.
bitmap_clear (head=0x78) at /data03/vondele/gcc_trunk/gcc/gcc/bitmap.c:297
297       if (head->first)
(gdb) bt
#0  bitmap_clear (head=0x78) at /data03/vondele/gcc_trunk/gcc/gcc/bitmap.c:297
#1  0x0000000000738265 in move_loop_invariants () at
/data03/vondele/gcc_trunk/gcc/gcc/loop-invariant.c:1568
#2  0x0000000000734e8d in rtl_move_loop_invariants () at
/data03/vondele/gcc_trunk/gcc/gcc/loop-init.c:254
#3  0x0000000000770fd4 in execute_one_pass (pass=0x11c1480) at
/data03/vondele/gcc_trunk/gcc/gcc/passes.c:1518
#4  0x00000000007711e5 in execute_pass_list (pass=0x11c1480) at
/data03/vondele/gcc_trunk/gcc/gcc/passes.c:1567
#5  0x00000000007711fd in execute_pass_list (pass=0x11c1360) at
/data03/vondele/gcc_trunk/gcc/gcc/passes.c:1568
#6  0x00000000007711fd in execute_pass_list (pass=0x1242580) at
/data03/vondele/gcc_trunk/gcc/gcc/passes.c:1568
#7  0x000000000086c0e1 in tree_rest_of_compilation (fndecl=0x7fdb5deb3d00) at
/data03/vondele/gcc_trunk/gcc/gcc/tree-optimize.c:392
#8  0x00000000009e806d in cgraph_expand_function (node=0x7fdb5ddc8300) at
/data03/vondele/gcc_trunk/gcc/gcc/cgraphunit.c:1160
#9  0x00000000009eaa24 in cgraph_optimize () at
/data03/vondele/gcc_trunk/gcc/gcc/cgraphunit.c:1219
#10 0x00000000009eb3ad in cgraph_finalize_compilation_unit () at
/data03/vondele/gcc_trunk/gcc/gcc/cgraphunit.c:1089
#11 0x000000000073325d in write_global_declarations () at
/data03/vondele/gcc_trunk/gcc/gcc/langhooks.c:309
#12 0x000000000081781e in toplev_main (argc=27, argv=0x7fff67e09dc8) at
/data03/vondele/gcc_trunk/gcc/gcc/toplev.c:1061

when compiled with:

gfortran  -c -O1 -march=native -g -ffree-form -fbounds-check

more details:

> gfortran  -c -O1 -march=native -g -ffree-form -fbounds-check -v bug.f90 
Using built-in specs.
COLLECT_GCC=gfortran
COLLECT_LTO_WRAPPER=/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/lto-wrapper
Target: x86_64-unknown-linux-gnu
Configured with: /data03/vondele/gcc_trunk/gcc/configure --disable-bootstrap
--prefix=/data03/vondele/gcc_trunk/build --enable-languages=c,c++,fortran
--disable-multilib --with-ppl=/data03/vondele/gcc_trunk/build/
--with-cloog=/data03/vondele/gcc_trunk/build/
--with-libelf=/data03/vondele/libelf-0.8.12/build/ --enable-gold --enable-lto
--enable-plugins
Thread model: posix
gcc version 4.5.0 20091103 (experimental) [trunk revision 153852] (GCC) 
COLLECT_GCC_OPTIONS='-c' '-O1'  '-g' '-ffree-form' '-fbounds-check' '-v'

/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.5.0/f951
bug.f90 -march=k8-sse3 -mcx16 -msahf --param l1-cache-size=64 --param
l1-cache-line-size=64 --param l2-cache-size=1024 -mtune=k8 -quiet -dumpbase
bug.f90 -auxbase bug -g -O1 -version -ffree-form -fbounds-check
-fintrinsic-modules-path
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.5.0/finclude
-o /tmp/ccSGzPfe.s
GNU Fortran (GCC) version 4.5.0 20091103 (experimental) [trunk revision 153852]
(x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.3.1 20080507 (prerelease) [gcc-4_3-branch
revision 135036], GMP version 4.2.2, MPFR version 2.3.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
GNU Fortran (GCC) version 4.5.0 20091103 (experimental) [trunk revision 153852]
(x86_64-unknown-linux-gnu)
        compiled by GNU C version 4.3.1 20080507 (prerelease) [gcc-4_3-branch
revision 135036], GMP version 4.2.2, MPFR version 2.3.1
GGC heuristics: --param ggc-min-expand=30 --param ggc-min-heapsize=4096
bug.f90: In function ‘moment’:
bug.f90:124:0: internal compiler error: Segmentation fault
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.


-- 
           Summary: segfault at gcc/bitmap.c:297
           Product: gcc
           Version: 4.5.0
            Status: UNCONFIRMED
          Keywords: ice-on-valid-code
          Severity: normal
          Priority: P3
         Component: rtl-optimization
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: jv244 at cam dot ac dot uk


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41928


^ permalink raw reply	[flat|nested] 12+ messages in thread
end of thread, other threads:[~2009-11-20 14:52 UTC | newest]

Thread overview: 12+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2009-11-03 17:47 [Bug rtl-optimization/41928] New: segfault at gcc/bitmap.c:297 jv244 at cam dot ac dot uk
2009-11-03 17:53 ` [Bug rtl-optimization/41928] " jv244 at cam dot ac dot uk
2009-11-03 17:55 ` [Bug rtl-optimization/41928] [4.5 Regression] " pinskia at gcc dot gnu dot org
2009-11-03 18:07 ` jv244 at cam dot ac dot uk
2009-11-07 22:37 ` rguenth at gcc dot gnu dot org
2009-11-07 23:15 ` rguenth at gcc dot gnu dot org
2009-11-07 23:27 ` rguenth at gcc dot gnu dot org
2009-11-07 23:28 ` rguenth at gcc dot gnu dot org
2009-11-07 23:28 ` rguenth at gcc dot gnu dot org
2009-11-08 12:10 ` rguenth at gcc dot gnu dot org
2009-11-08 12:11 ` rguenth at gcc dot gnu dot org
2009-11-20 14:52 ` hjl at gcc dot gnu dot org

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).