[Bug gcov-profile/81491] New: [8 Regression] PGO/LTO bootstrap: error: non-cold basic block 6 dominated by a block in the cold partition (15)
trippels at gcc dot gnu.org
gcc-bugzilla@gcc.gnu.org
Thu Jul 20 09:05:00 GMT 2017
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81491
Bug ID: 81491
Summary: [8 Regression] PGO/LTO bootstrap: error: non-cold
basic block 6 dominated by a block in the cold
partition (15)
Product: gcc
Version: 8.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: gcov-profile
Assignee: unassigned at gcc dot gnu.org
Reporter: trippels at gcc dot gnu.org
CC: hubicka at ucw dot cz, marxin at gcc dot gnu.org
Target Milestone: ---
Since r250358-r250360 I see during stagefeedback (PGO/LTO):
during IPA pass: inline
lto1: internal compiler error: in inline_small_functions, at ipa-inline.c:1903
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
lto-wrapper: fatal error: /home/trippels/gcc_build_dir_/./prev-gcc/xg++
returned 1 exit status
compilation terminated.
/home/trippels/bin/ld: fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status
../../gcc/gcc/fortran/Make-lang.in:97: recipe for target 'f951' failed
make[3]: *** [f951] Error 1
make[3]: *** Waiting for unfinished jobs....
../../gcc/gcc/ipa-fnsummary.c: In function ‘analyze_function_body’:
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
4B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
return p;
^
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
8B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
12B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
16B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
20B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
24B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
28B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:12: warning: ‘MEM[(struct predicate *)&p +
32B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/wide-int.cc: In function ‘lshift_large’:
../../gcc/gcc/wide-int.cc:1920:0: error: non-cold basic block 6 dominated by a
block in the cold partition (15)
}
during RTL pass: bbpart
../../gcc/gcc/wide-int.cc:1920:0: internal compiler error: verify_flow_info
failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[4]: *** [/home/trippels/tmp/ccwzcnke.ltrans2.ltrans.o] Error 1
make[4]: *** Waiting for unfinished jobs....
../../gcc/gcc/tree.c: In function ‘type_hash_canon’:
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 146 dominated by a
block in the cold partition (145)
}
^
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 143 dominated by a
block in the cold partition (145)
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 103 dominated by a
block in the cold partition (145)
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 101 dominated by a
block in the cold partition (145)
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 97 dominated by a
block in the cold partition (145)
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 99 dominated by a
block in the cold partition (97)
../../gcc/gcc/tree.c:7208:1: error: non-cold basic block 104 dominated by a
block in the cold partition (103)
during RTL pass: bbpart
../../gcc/gcc/tree.c:7208:1: internal compiler error: verify_flow_info failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[4]: *** [/home/trippels/tmp/ccwzcnke.ltrans0.ltrans.o] Error 1
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/home/trippels/bin/ld: fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status
../../gcc/gcc/c/Make-lang.in:85: recipe for target 'cc1' failed
make[3]: *** [cc1] Error 1
../../gcc/gcc/wide-int.cc: In function ‘lshift_large’:
../../gcc/gcc/wide-int.cc:1920:0: error: non-cold basic block 6 dominated by a
block in the cold partition (15)
}
during RTL pass: bbpart
../../gcc/gcc/wide-int.cc:1920:0: internal compiler error: verify_flow_info
failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[4]: *** [/home/trippels/tmp/cchulZpe.ltrans2.ltrans.o] Error 1
make[4]: *** Waiting for unfinished jobs....
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/home/trippels/bin/ld: fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status
../../gcc/gcc/cp/Make-lang.in:120: recipe for target 'cc1plus' failed
make[3]: *** [cc1plus] Error 1
../../gcc/gcc/ipa-fnsummary.c: In function ‘analyze_function_body’:
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
4B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
return p;
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
8B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
12B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
16B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
20B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
24B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
28B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/ipa-fnsummary.c:1520:0: warning: ‘MEM[(struct predicate *)&p +
32B]’ may be used uninitialized in this function [-Wmaybe-uninitialized]
../../gcc/gcc/wide-int.cc: In function ‘lshift_large’:
../../gcc/gcc/wide-int.cc:1920:1: error: non-cold basic block 6 dominated by a
block in the cold partition (15)
}
^
during RTL pass: bbpart
../../gcc/gcc/wide-int.cc:1920:1: internal compiler error: verify_flow_info
failed
Please submit a full bug report,
with preprocessed source if appropriate.
See <https://gcc.gnu.org/bugs/> for instructions.
make[4]: *** [/home/trippels/tmp/cciV1Dh3.ltrans2.ltrans.o] Error 1
make[4]: *** Waiting for unfinished jobs....
lto-wrapper: fatal error: make returned 2 exit status
compilation terminated.
/home/trippels/bin/ld: fatal error: lto-wrapper failed
collect2: error: ld returned 1 exit status
../../gcc/gcc/lto/Make-lang.in:81: recipe for target 'lto1' failed
make[3]: *** [lto1] Error 1
The ICE in inline_small_functions is PR81133, the other ones are new.
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