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* [Bug c++/112780] New: ICE: symtab_node::verify failed: "Two symbols with same comdat_group are not linked by the same_comdat_group list." with -mlong-double-128
@ 2023-11-30 12:11 zsojka at seznam dot cz
0 siblings, 0 replies; only message in thread
From: zsojka at seznam dot cz @ 2023-11-30 12:11 UTC (permalink / raw)
To: gcc-bugs
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=112780
Bug ID: 112780
Summary: ICE: symtab_node::verify failed: "Two symbols with
same comdat_group are not linked by the
same_comdat_group list." with -mlong-double-128
Product: gcc
Version: 14.0
Status: UNCONFIRMED
Keywords: ice-on-valid-code
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: zsojka at seznam dot cz
Target Milestone: ---
Host: x86_64-pc-linux-gnu
Target: x86_64-pc-linux-gnu
Created attachment 56726
--> https://gcc.gnu.org/bugzilla/attachment.cgi?id=56726&action=edit
reduced testcase
Compiler output:
$ x86_64-pc-linux-gnu-gcc -mlong-double-128 testcase.C
testcase.C:10:32: error: Two symbols with same comdat_group are not linked by
the same_comdat_group list.
10 | template void foo(__float128 t);
| ^
_Z3fooIgEvT_/7 (void foo(T) [with T = __float128])
Type: function definition analyzed
Visibility: forced_by_abi semantic_interposition no_reorder public weak
comdat comdat_group:_Z3fooIgEvT_ one_only
previous sharing asm name: 6
References:
Referring:
Function flags: body
Called by:
Calls:
_Z3fooIgEvT_/6 (void foo(T) [with T = long double])
Type: function definition analyzed
Visibility: forced_by_abi semantic_interposition no_reorder public weak
comdat comdat_group:_Z3fooIgEvT_ one_only
next sharing asm name: 7
References:
Referring:
Function flags: body
Called by:
Calls:
testcase.C:10:32: internal compiler error: symtab_node::verify failed
0x12953f1 symtab_node::verify_symtab_nodes()
/repo/gcc-trunk/gcc/symtab.cc:1412
0x12aacf0 symtab_node::checking_verify_symtab_nodes()
/repo/gcc-trunk/gcc/cgraph.h:686
0x12aacf0 symbol_table::compile()
/repo/gcc-trunk/gcc/cgraphunit.cc:2314
0x12ada77 symbol_table::compile()
/repo/gcc-trunk/gcc/cgraphunit.cc:2311
0x12ada77 symbol_table::finalize_compilation_unit()
/repo/gcc-trunk/gcc/cgraphunit.cc:2583
Please submit a full bug report, with preprocessed source (by using
-freport-bug).
Please include the complete backtrace with any bug report.
See <https://gcc.gnu.org/bugs/> for instructions.
$ x86_64-pc-linux-gnu-gcc -v
Using built-in specs.
COLLECT_GCC=/repo/gcc-trunk/binary-latest-amd64/bin/x86_64-pc-linux-gnu-gcc
COLLECT_LTO_WRAPPER=/repo/gcc-trunk/binary-trunk-r14-5986-20231129235555-g8315f998659-checking-yes-rtl-df-extra-amd64/bin/../libexec/gcc/x86_64-pc-linux-gnu/14.0.0/lto-wrapper
Target: x86_64-pc-linux-gnu
Configured with: /repo/gcc-trunk//configure --enable-languages=c,c++
--enable-valgrind-annotations --disable-nls --enable-checking=yes,rtl,df,extra
--with-cloog --with-ppl --with-isl --build=x86_64-pc-linux-gnu
--host=x86_64-pc-linux-gnu --target=x86_64-pc-linux-gnu
--with-ld=/usr/bin/x86_64-pc-linux-gnu-ld
--with-as=/usr/bin/x86_64-pc-linux-gnu-as --disable-libstdcxx-pch
--prefix=/repo/gcc-trunk//binary-trunk-r14-5986-20231129235555-g8315f998659-checking-yes-rtl-df-extra-amd64
Thread model: posix
Supported LTO compression algorithms: zlib zstd
gcc version 14.0.0 20231130 (experimental) (GCC)
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2023-11-30 12:11 [Bug c++/112780] New: ICE: symtab_node::verify failed: "Two symbols with same comdat_group are not linked by the same_comdat_group list." with -mlong-double-128 zsojka at seznam dot cz
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