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* [Bug tree-optimization/107232] New: [13 regression] insertion out of range in 'bit_insert_expr' breaks SPARC bootstrap
@ 2022-10-12 10:39 ro at gcc dot gnu.org
2022-10-12 10:39 ` [Bug tree-optimization/107232] " ro at gcc dot gnu.org
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: ro at gcc dot gnu.org @ 2022-10-12 10:39 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=107232
Bug ID: 107232
Summary: [13 regression] insertion out of range in
'bit_insert_expr' breaks SPARC bootstrap
Product: gcc
Version: 13.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: tree-optimization
Assignee: unassigned at gcc dot gnu.org
Reporter: ro at gcc dot gnu.org
CC: avieira at gcc dot gnu.org
Target Milestone: ---
Target: sparc-sun-solaris2.11
Between 20221010 (248c8aeebc49aae3fd96bd587367d12e7c8b3c3a) and 20221011
(576d524559776ee6744f478da600939ca5c2d502),
Solaris/SPARC bootstrap broke with
/vol/gcc/src/hg/master/local/gcc/ipa-sra.cc: In member function 'virtual void
ipa_sra_function_summaries::duplicate(cgraph_node*, cgraph_node*,
isra_func_summary*, isra_func_summary*)':
/vol/gcc/src/hg/master/local/gcc/ipa-sra.cc:388:1: error: insertion out of
range in 'bit_insert_expr'
388 | ipa_sra_function_summaries::duplicate (cgraph_node *, cgraph_node *,
| ^~~~~~~~~~~~~~~~~~~~~~~~~~
_ifc__128 = BIT_INSERT_EXPR <_ifc__39, 0, 18446744073709551584 (1 bits)>;
/vol/gcc/src/hg/master/local/gcc/ipa-sra.cc:388:1: error: insertion out of
range in 'bit_insert_expr'
_ifc__130 = BIT_INSERT_EXPR <_ifc__128, 0, 18446744073709551585 (1 bits)>;
/vol/gcc/src/hg/master/local/gcc/ipa-sra.cc:388:1: error: insertion out of
range in 'bit_insert_expr'
_ifc__75 = BIT_INSERT_EXPR <_ifc__130, 0, 18446744073709551586 (1 bits)>;
during GIMPLE pass: ifcvt
/vol/gcc/src/hg/master/local/gcc/ipa-sra.cc:388:1: internal compiler error:
verify_gimple failed
/vol/gcc/src/hg/master/local/gcc/lra.cc: In function 'void
setup_operand_alternative(lra_insn_recog_data_t, const operand_alternative*)':
/vol/gcc/src/hg/master/local/gcc/lra.cc:803:1: error: position plus size
exceeds size of referenced object in 'bit_field_ref'
803 | setup_operand_alternative (lra_insn_recog_data_t data,
| ^~~~~~~~~~~~~~~~~~~~~~~~~
_ifc__33 = BIT_FIELD_REF <_ifc__32, 1, 18446744073709551602>;
during GIMPLE pass: ifcvt
/vol/gcc/src/hg/master/local/gcc/lra.cc:803:1: internal compiler error:
verify_gimple failed
in stage 3. This patch
commit 25413fdb2ac24933214123e24ba165026452a6f2
Author: Andre Vieira <andre.simoesdiasvieira@arm.com>
Date: Tue Oct 11 10:49:27 2022 +0100
vect: Teach vectorizer how to handle bitfield accesses
seemed like a likely culprit, and indeed reverting it locally allowed the build
to succeed.
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2022-10-14 7:20 UTC | newest]
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2022-10-12 10:39 [Bug tree-optimization/107232] New: [13 regression] insertion out of range in 'bit_insert_expr' breaks SPARC bootstrap ro at gcc dot gnu.org
2022-10-12 10:39 ` [Bug tree-optimization/107232] " ro at gcc dot gnu.org
2022-10-12 11:02 ` marxin at gcc dot gnu.org
2022-10-14 7:20 ` rguenth at gcc dot gnu.org
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