http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59199
Bug ID: 59199
Summary: [4.9 Regression] r205032 caused LTO bootstrap to fail
with bootstrap-profile
Product: gcc
Version: 4.9.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
CC: rguenther at suse dot de
On Linux/x86, r205032 caused LTO bootstrap to fail with bootstrap-profile:
Existing SSA name for symbol marked for renaming: aloop_37
In member function \u2018__base_ctor \u2019:
lto1: internal compiler error: SSA corruption
0xcd84eb update_ssa(unsigned int)
/export/project/git/gcc-regression/gcc/gcc/tree-into-ssa.c:3246
0xa5814c input_function
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1006
0xa5814c lto_read_body
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1070
0xa5814c lto_input_function_body(lto_file_decl_data*, cgraph_node*, char
const*)
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1112
0x66d2bc cgraph_get_body(cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/cgraph.c:2981
0x99aa58 ipa_merge_profiles(cgraph_node*, cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/ipa-utils.c:699
0x595a86 lto_cgraph_replace_node
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:82
0x596159 lto_symtab_merge_symbols_1
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:561
0x596159 lto_symtab_merge_symbols()
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:589
0x5850dd read_cgraph_and_symbols
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:2946
0x5850dd lto_main()
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:3255
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper:
/export/project/git/gcc-regression-bootstrap/master/205032/bld/./prev-gcc/xg++
returned 1 exit status
/usr/local/x86_64-unknown-linux-gnu/bin/ld: lto-wrapper failed
collect2: error: ld returned 1 exit status
make[3]: *** [lto1] Error 1
make[3]: *** Waiting for unfinished jobs....
Existing SSA name for symbol marked for renaming: aloop_37
In member function \u2018__base_ctor \u2019:
lto1: internal compiler error: SSA corruption
0xcd84eb update_ssa(unsigned int)
/export/project/git/gcc-regression/gcc/gcc/tree-into-ssa.c:3246
0xa5814c input_function
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1006
0xa5814c lto_read_body
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1070
0xa5814c lto_input_function_body(lto_file_decl_data*, cgraph_node*, char
const*)
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1112
0x66d2bc cgraph_get_body(cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/cgraph.c:2981
0x99aa58 ipa_merge_profiles(cgraph_node*, cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/ipa-utils.c:699
0x595a86 lto_cgraph_replace_node
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:82
0x596159 lto_symtab_merge_symbols_1
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:561
0x596159 lto_symtab_merge_symbols()
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:589
0x5850dd read_cgraph_and_symbols
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:2946
0x5850dd lto_main()
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:3255
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper:
/export/project/git/gcc-regression-bootstrap/master/205032/bld/./prev-gcc/xg++
returned 1 exit status
/usr/local/x86_64-unknown-linux-gnu/bin/ld: lto-wrapper failed
collect2: error: ld returned 1 exit status
make[3]: *** [cc1] Error 1
Existing SSA name for symbol marked for renaming: aloop_37
In member function \u2018__base_ctor \u2019:
lto1: internal compiler error: SSA corruption
0xcd84eb update_ssa(unsigned int)
/export/project/git/gcc-regression/gcc/gcc/tree-into-ssa.c:3246
0xa5814c input_function
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1006
0xa5814c lto_read_body
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1070
0xa5814c lto_input_function_body(lto_file_decl_data*, cgraph_node*, char
const*)
/export/project/git/gcc-regression/gcc/gcc/lto-streamer-in.c:1112
0x66d2bc cgraph_get_body(cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/cgraph.c:2981
0x99aa58 ipa_merge_profiles(cgraph_node*, cgraph_node*)
/export/project/git/gcc-regression/gcc/gcc/ipa-utils.c:699
0x595a86 lto_cgraph_replace_node
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:82
0x596159 lto_symtab_merge_symbols_1
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:561
0x596159 lto_symtab_merge_symbols()
/export/project/git/gcc-regression/gcc/gcc/lto/lto-symtab.c:589
0x5850dd read_cgraph_and_symbols
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:2946
0x5850dd lto_main()
/export/project/git/gcc-regression/gcc/gcc/lto/lto.c:3255
Please submit a full bug report,
with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
See <http://gcc.gnu.org/bugs.html> for instructions.
lto-wrapper:
/export/project/git/gcc-regression-bootstrap/master/205032/bld/./prev-gcc/xg++
returned 1 exit status
/usr/local/x86_64-unknown-linux-gnu/bin/ld: lto-wrapper failed
collect2: error: ld returned 1 exit status
make[3]: *** [cc1plus] Error 1
