https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63432
Bug ID: 63432
Summary: [5 Regression] profiledbootstrap failure with
bootstrap-lto
Product: gcc
Version: 5.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: bootstrap
Assignee: unassigned at gcc dot gnu.org
Reporter: hjl.tools at gmail dot com
On Linux/x86-64, r215740 failed to profiledbootstrap when
configured with --with-build-config=bootstrap-lto:
/export/project/git/gcc-regression/gcc/gcc/genhooks.c: In function
‘emit_documentation’:
/export/project/git/gcc-regression/gcc/gcc/genhooks.c:117:1: internal compiler
error: in freqs_to_counts_path, at tree-ssa-threadupdate.c:981
emit_documentation (const char *in_fname)
^
0x107902e freqs_to_counts_path
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:981
0x107902e ssa_fix_duplicate_block_edges(redirection_data*, ssa_local_info_t*)
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:1061
0x10791ea ssa_create_duplicates(redirection_data**, ssa_local_info_t*)
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:1275
0x1080149 void hash_table<redirection_data, xcallocator,
false>::traverse_noresize<ssa_local_info_t*,
&(ssa_create_duplicates(redirection_data**,
ssa_local_info_t*))>(ssa_local_info_t*)
/export/project/git/gcc-regression/gcc/gcc/hash-table.h:942
0x1080149 void hash_table<redirection_data, xcallocator,
false>::traverse<ssa_local_info_t*, &(ssa_create_duplicates(redirection_data**,
ssa_local_info_t*))>(ssa_local_info_t*)
/export/project/git/gcc-regression/gcc/gcc/hash-table.h:964
0x10794b3 thread_block_1
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:1515
0x107d556 thread_block
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:1559
0x107d556 thread_through_all_blocks(bool)
/export/project/git/gcc-regression/gcc/gcc/tree-ssa-threadupdate.c:2279
0x114eecb finalize_jump_threads
/export/project/git/gcc-regression/gcc/gcc/tree-vrp.c:9856
0x114eecb execute_vrp
/export/project/git/gcc-regression/gcc/gcc/tree-vrp.c:10010
0x114eecb execute
/export/project/git/gcc-regression/gcc/gcc/tree-vrp.c:10073
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with preprocessed source if appropriate.
Please include the complete backtrace with any bug report.
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make[4]: *** [/tmp/ccyuxuEg.ltrans0.ltrans.o] Error 1
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/bin/ld: lto-wrapper failed
r215738 is OK. r215739 may be the cause.
