https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69594
Bug ID: 69594
Summary: ICE in discriminator_for_local_entity
Product: gcc
Version: 6.0
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: c++
Assignee: unassigned at gcc dot gnu.org
Reporter: vries at gcc dot gnu.org
Target Milestone: ---
When running libgomp with -flto, we run into:
...
FAIL: libgomp.c++/udr-1.C (internal compiler error)
FAIL: libgomp.c++/udr-1.C (test for excess errors)
FAIL: libgomp.c++/udr-11.C (internal compiler error)
FAIL: libgomp.c++/udr-11.C (test for excess errors)
FAIL: libgomp.c++/udr-13.C (internal compiler error)
FAIL: libgomp.c++/udr-13.C (test for excess errors)
FAIL: libgomp.c++/udr-19.C (internal compiler error)
FAIL: libgomp.c++/udr-19.C (test for excess errors)
FAIL: libgomp.c++/udr-3.C (internal compiler error)
FAIL: libgomp.c++/udr-3.C (test for excess errors)
FAIL: libgomp.c++/udr-9.C (internal compiler error)
FAIL: libgomp.c++/udr-9.C (test for excess errors)
...
The libgomp.c++/udr-1.C looks like:
...
src/libgomp/testsuite/libgomp.c++/udr-1.C:56:13: internal compiler error: in
discriminator_for_local_entity, at cp/mangle.c:1762
0x9ad52a discriminator_for_local_entity
src/gcc/cp/mangle.c:1762
0x9ad8a5 write_local_name
src/gcc/cp/mangle.c:1850
0x9a7975 write_name
src/gcc/cp/mangle.c:882
0x9a71c0 write_encoding
src/gcc/cp/mangle.c:744
0x9a6c61 write_mangled_name
src/gcc/cp/mangle.c:709
0x9b6d09 mangle_decl_string
src/gcc/cp/mangle.c:3509
0x9b6d4f get_mangled_id
src/gcc/cp/mangle.c:3531
0x9b71d7 mangle_decl(tree_node*)
src/gcc/cp/mangle.c:3598
0x14da287 decl_assembler_name(tree_node*)
src/gcc/tree.c:670
0x14edf74 assign_assembler_name_if_neeeded(tree_node*)
src/gcc/tree.c:5917
0x14ee0cc free_lang_data_in_cgraph
src/gcc/tree.c:5972
0x14ee280 free_lang_data
src/gcc/tree.c:6014
0x14ee320 execute
src/gcc/tree.c:6063
Please submit a full bug report
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