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* [Bug tree-optimization/52318] New: [4.7 Regression] ICE: in execute_todo, at passes.c:1748 with -O3 -ftracer -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce and stpcpy_chk()
@ 2012-02-20 19:46 zsojka at seznam dot cz
2012-02-20 21:09 ` [Bug tree-optimization/52318] " jakub at gcc dot gnu.org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: zsojka at seznam dot cz @ 2012-02-20 19:46 UTC (permalink / raw)
To: gcc-bugs
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52318
Bug #: 52318
Summary: [4.7 Regression] ICE: in execute_todo, at
passes.c:1748 with -O3 -ftracer -fno-tree-ccp
-fno-tree-copy-prop -fno-tree-dce and stpcpy_chk()
Classification: Unclassified
Product: gcc
Version: 4.7.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
AssignedTo: unassigned@gcc.gnu.org
ReportedBy: zsojka@seznam.cz
Created attachment 26706
--> http://gcc.gnu.org/bugzilla/attachment.cgi?id=26706
reduced testcase
Looks similiar to PR52045
Compiler output:
$ gcc -O3 -ftracer -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce testcase.c
testcase.c: In function 'foo':
testcase.c:4:6: internal compiler error: in execute_todo, at passes.c:1748
Please submit a full bug report,
with preprocessed source if appropriate.
See <http://gcc.gnu.org/bugs.html> for instructions.
(gdb) bt
#0 fancy_abort (file=0x128bb58 "/mnt/svn/gcc-trunk/gcc/passes.c", line=1748,
function=0x128c109 "execute_todo")
at /mnt/svn/gcc-trunk/gcc/diagnostic.c:898
#1 0x00000000008f9005 in execute_todo (flags=6) at
/mnt/svn/gcc-trunk/gcc/passes.c:1748
#2 0x00000000008fc1fe in execute_one_pass (pass=0x1954280) at
/mnt/svn/gcc-trunk/gcc/passes.c:2104
#3 0x00000000008fc585 in execute_pass_list (pass=0x1954280) at
/mnt/svn/gcc-trunk/gcc/passes.c:2136
#4 0x00000000008fc597 in execute_pass_list (pass=0x17cdd20) at
/mnt/svn/gcc-trunk/gcc/passes.c:2137
#5 0x0000000000a5e84e in tree_rest_of_compilation (fndecl=0x7ffff5ba6e00) at
/mnt/svn/gcc-trunk/gcc/tree-optimize.c:422
#6 0x00000000006b036a in cgraph_expand_function (node=0x7ffff5a976c0) at
/mnt/svn/gcc-trunk/gcc/cgraphunit.c:1837
#7 0x00000000006b225c in cgraph_expand_all_functions () at
/mnt/svn/gcc-trunk/gcc/cgraphunit.c:1904
#8 cgraph_optimize () at /mnt/svn/gcc-trunk/gcc/cgraphunit.c:2218
#9 0x00000000006b28aa in cgraph_finalize_compilation_unit () at
/mnt/svn/gcc-trunk/gcc/cgraphunit.c:1344
#10 0x000000000058eec0 in c_write_global_declarations () at
/mnt/svn/gcc-trunk/gcc/c-decl.c:10031
#11 0x00000000009f10cc in compile_file () at
/mnt/svn/gcc-trunk/gcc/toplev.c:573
#12 do_compile () at /mnt/svn/gcc-trunk/gcc/toplev.c:1938
#13 toplev_main (argc=17, argv=0x7fffffffd748) at
/mnt/svn/gcc-trunk/gcc/toplev.c:2014
#14 0x00007ffff61cc09d in __libc_start_main () from /lib64/libc.so.6
#15 0x0000000000572541 in _start ()
Tested revisions:
r184386 - crash
4.6 r180325 - OK
^ permalink raw reply [flat|nested] 4+ messages in thread
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2012-02-20 19:46 [Bug tree-optimization/52318] New: [4.7 Regression] ICE: in execute_todo, at passes.c:1748 with -O3 -ftracer -fno-tree-ccp -fno-tree-copy-prop -fno-tree-dce and stpcpy_chk() zsojka at seznam dot cz
2012-02-20 21:09 ` [Bug tree-optimization/52318] " jakub at gcc dot gnu.org
2012-02-21 9:30 ` jakub at gcc dot gnu.org
2012-02-21 10:55 ` jakub at gcc dot gnu.org
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