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GCC Administrator 2023-06-08 00:17:20 +00:00
parent e73a307f50
commit 8c5b136583
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220
gcc/ChangeLog
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2023-06-07 Roger Sayle <roger@nextmovesoftware.com>
* wide-int.cc (wi::bitreverse_large): Use HOST_WIDE_INT_1U to
avoid sign extension/undefined behaviour when setting each bit.
2023-06-07 Roger Sayle <roger@nextmovesoftware.com>
Uros Bizjak <ubizjak@gmail.com>
* config/i386/i386-expand.cc (ix86_expand_builtin) <handlecarry>:
Use new x86_stc instruction when the carry flag must be set.
* config/i386/i386.cc (ix86_cc_mode): Use CCCmode for *x86_cmc.
(ix86_rtx_costs): Provide accurate rtx_costs for *x86_cmc.
* config/i386/i386.h (TARGET_SLOW_STC): New define.
* config/i386/i386.md (UNSPEC_STC): New UNSPEC for stc.
(x86_stc): New define_insn.
(define_peephole2): Convert x86_stc into alternate implementation
on pentium4 without -Os when a QImode register is available.
(*x86_cmc): New define_insn.
(define_peephole2): Convert *x86_cmc into alternate implementation
on pentium4 without -Os when a QImode register is available.
(*setccc): New define_insn_and_split for a no-op CCCmode move.
(*setcc_qi_negqi_ccc_1_<mode>): New define_insn_and_split to
recognize (and eliminate) the carry flag being copied to itself.
(*setcc_qi_negqi_ccc_2_<mode>): Likewise.
* config/i386/x86-tune.def (X86_TUNE_SLOW_STC): New tuning flag.
2023-06-07 Andrew Pinski <apinski@marvell.com>
* match.pd: Fix comment for the
`(zero_one ==/!= 0) ? y : z <op> y` patterns.
2023-06-07 Jeff Law <jlaw@ventanamicro.com>
Jeff Law <jlaw@ventanamicro.com>
* config/riscv/bitmanip.md (rotrdi3, rotrsi3, rotlsi3): New expanders.
(rotrsi3_sext): Expose generator.
(rotlsi3 pattern): Hide generator.
* config/riscv/riscv-protos.h (riscv_emit_binary): New function
declaration.
* config/riscv/riscv.cc (riscv_emit_binary): Removed static
* config/riscv/riscv.md (addsi3, subsi3, negsi2): Hide generator.
(mulsi3, <optab>si3): Likewise.
(addsi3, subsi3, negsi2, mulsi3, <optab>si3): New expanders.
(addv<mode>4, subv<mode>4, mulv<mode>4): Use riscv_emit_binary.
(<u>mulsidi3): Likewise.
(addsi3_extended, subsi3_extended, negsi2_extended): Expose generator.
(mulsi3_extended, <optab>si3_extended): Likewise.
(splitter for shadd feeding divison): Update RTL pattern to account
for changes in how 32 bit ops are expanded for TARGET_64BIT.
* loop-iv.cc (get_biv_step_1): Process src of extension when it PLUS.
2023-06-07 Dimitar Dimitrov <dimitar@dinux.eu>
PR target/109725
* config/riscv/riscv.cc (riscv_print_operand): Calculate
memmodel only when it is valid.
2023-06-07 Dimitar Dimitrov <dimitar@dinux.eu>
* config/riscv/riscv.cc (riscv_const_insns): Recursively call
for constant element of a vector.
2023-06-07 Jakub Jelinek <jakub@redhat.com>
* match.pd (zero_one_valued_p): Don't handle integer_zerop specially,
instead compare tree_nonzero_bits <= 1U rather than just == 1.
2023-06-07 Alex Coplan <alex.coplan@arm.com>
PR target/110132
* config/aarch64/aarch64-builtins.cc (aarch64_general_simulate_builtin):
New. Use it ...
(aarch64_init_ls64_builtins): ... here. Switch to declaring public ACLE
names for builtins.
(aarch64_general_init_builtins): Ensure we invoke the arm_acle.h
setup if in_lto_p, just like we do for SVE.
* config/aarch64/arm_acle.h: (__arm_ld64b): Delete.
(__arm_st64b): Delete.
(__arm_st64bv): Delete.
(__arm_st64bv0): Delete.
2023-06-07 Alex Coplan <alex.coplan@arm.com>
PR target/110100
* config/aarch64/aarch64-builtins.cc (aarch64_expand_builtin_ls64):
Use input operand for the destination address.
* config/aarch64/aarch64.md (st64b): Fix constraint on address
operand.
2023-06-07 Alex Coplan <alex.coplan@arm.com>
PR target/110100
* config/aarch64/aarch64-builtins.cc (aarch64_init_ls64_builtins_types):
Replace eight consecutive spaces with tabs.
(aarch64_init_ls64_builtins): Likewise.
(aarch64_expand_builtin_ls64): Likewise.
* config/aarch64/aarch64.md (ld64b): Likewise.
(st64b): Likewise.
(st64bv): Likewise
(st64bv0): Likewise.
2023-06-07 Vladimir N. Makarov <vmakarov@redhat.com>
* ira-costs.cc: (find_costs_and_classes): Constrain classes of pic
offset table pseudo to a general reg subset.
2023-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_sqmovun<mode><vczle><vczbe>):
Rename to...
(*aarch64_sqmovun<mode>_insn<vczle><vczbe>): ... This. Reimplement
with RTL codes.
(aarch64_sqmovun<mode> [SD_HSDI]): Reimplement with RTL codes.
(aarch64_sqxtun2<mode>_le): Likewise.
(aarch64_sqxtun2<mode>_be): Likewise.
(aarch64_sqxtun2<mode>): Adjust for the above.
(aarch64_sqmovun<mode>): New define_expand.
* config/aarch64/iterators.md (UNSPEC_SQXTUN): Delete.
(half_mask): New mode attribute.
* config/aarch64/predicates.md (aarch64_simd_umax_half_mode):
New predicate.
2023-06-07 Kyrylo Tkachov <kyrylo.tkachov@arm.com>
* config/aarch64/aarch64-simd.md (aarch64_addp<mode><vczle><vczbe>):
Reimplement as...
(aarch64_addp<mode>_insn): ... This...
(aarch64_addp<mode><vczle><vczbe>_insn): ... And this.
(aarch64_addp<mode>): New define_expand.
2023-06-07 Juzhe-Zhong <juzhe.zhong@rivai.ai>
* config/riscv/riscv-protos.h (expand_vec_perm_const): New function.
* config/riscv/riscv-v.cc
(rvv_builder::can_duplicate_repeating_sequence_p): Support POLY
handling.
(rvv_builder::single_step_npatterns_p): New function.
(rvv_builder::npatterns_all_equal_p): Ditto.
(const_vec_all_in_range_p): Support POLY handling.
(gen_const_vector_dup): Ditto.
(emit_vlmax_gather_insn): Add vrgatherei16.
(emit_vlmax_masked_gather_mu_insn): Ditto.
(expand_const_vector): Add VLA SLP const vector support.
(expand_vec_perm): Support POLY.
(struct expand_vec_perm_d): New struct.
(shuffle_generic_patterns): New function.
(expand_vec_perm_const_1): Ditto.
(expand_vec_perm_const): Ditto.
* config/riscv/riscv.cc (riscv_vectorize_vec_perm_const): Ditto.
(TARGET_VECTORIZE_VEC_PERM_CONST): New targethook.
2023-06-07 Andrew Pinski <apinski@marvell.com>
PR middle-end/110117
* expr.cc (expand_single_bit_test): Handle
const_int from expand_expr.
2023-06-07 Andrew Pinski <apinski@marvell.com>
* expr.cc (do_store_flag): Rearrange the
TER code so that it overrides the nonzero bits
info if we had `a & POW2`.
2023-06-07 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110134
* match.pd (-A CMP -B -> B CMP A): Allow EQ/NE for all integer
types.
(-A CMP CST -> B CMP (-CST)): Likewise.
2023-06-07 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/89263
PR tree-optimization/99069
PR tree-optimization/20083
PR tree-optimization/94898
* match.pd: Add patterns to optimize `a ? onezero : onezero` with
one of the operands are constant.
2023-06-07 Andrew Pinski <apinski@marvell.com>
* match.pd (zero_one_valued_p): Match 0 integer constant
too.
2023-06-07 Pan Li <pan2.li@intel.com>
* config/riscv/riscv-vector-builtins-types.def
(vfloat32mf2_t): Take RVV_REQUIRE_ELEN_FP_16 as requirement.
(vfloat32m1_t): Ditto.
(vfloat32m2_t): Ditto.
(vfloat32m4_t): Ditto.
(vfloat32m8_t): Ditto.
(vint16mf4_t): Ditto.
(vint16mf2_t): Ditto.
(vint16m1_t): Ditto.
(vint16m2_t): Ditto.
(vint16m4_t): Ditto.
(vint16m8_t): Ditto.
(vuint16mf4_t): Ditto.
(vuint16mf2_t): Ditto.
(vuint16m1_t): Ditto.
(vuint16m2_t): Ditto.
(vuint16m4_t): Ditto.
(vuint16m8_t): Ditto.
(vint32mf2_t): Ditto.
(vint32m1_t): Ditto.
(vint32m2_t): Ditto.
(vint32m4_t): Ditto.
(vint32m8_t): Ditto.
(vuint32mf2_t): Ditto.
(vuint32m1_t): Ditto.
(vuint32m2_t): Ditto.
(vuint32m4_t): Ditto.
(vuint32m8_t): Ditto.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
* doc/invoke.texi: Document it.
2023-06-06 Roger Sayle <roger@nextmovesoftware.com>
* doc/rtl.texi (bitreverse, copysign): Document new RTX codes.

2
gcc/DATESTAMP
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20230607
20230608

5
gcc/c-family/ChangeLog
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2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
* c.opt: Add -Wnrvo.
2023-05-26 Martin Uecker <uecker@tugraz.at>
* c-attribs.cc (build_attr_access_from_parms): Split loop to first

51
gcc/cp/ChangeLog
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@ -1,3 +1,54 @@
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
PR c++/53637
* cp-tree.h (INIT_EXPR_NRV_P): New.
* semantics.cc (finalize_nrv_r): Check it.
* name-lookup.h (decl_in_scope_p): Declare.
* name-lookup.cc (decl_in_scope_p): New.
* typeck.cc (check_return_expr): Allow non-NRV
returns if the NRV is no longer in scope.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
* typeck.cc (want_nrvo_p): New.
(check_return_expr): Handle -Wnrvo.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/51571
PR c++/92407
* decl.cc (finish_function): Simplify NRV handling.
* except.cc (maybe_set_retval_sentinel): Also set if NRV.
(maybe_splice_retval_cleanup): Don't add the cleanup region
if we don't need it.
* semantics.cc (nrv_data): Add simple field.
(finalize_nrv): Set it.
(finalize_nrv_r): Check it and retval sentinel.
* cp-tree.h (finalize_nrv): Adjust declaration.
* typeck.cc (check_return_expr): Remove named_labels check.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/92407
* typeck.cc (check_return_expr): Prevent NRV in the presence of
named labels.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/33799
* except.cc (maybe_splice_retval_cleanup): Change
recognition of function body and try scopes.
* semantics.cc (do_poplevel): Call it after poplevel.
(at_try_scope): New.
* cp-tree.h (maybe_splice_retval_cleanup): Adjust.
2023-06-07 Jason Merrill <jason@redhat.com>
* semantics.cc (finalize_nrv_r): [RETURN_EXPR]: Only replace the
INIT_EXPR.
2023-06-06 Kwok Cheung Yeung <kcy@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>

14
gcc/m2/ChangeLog
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2023-06-07 Jakub Jelinek <jakub@redhat.com>
* Make-lang.in: Build $(generated_files) before building
all $(GM2_C_OBJS).
2023-06-07 Gaius Mulley <gaiusmod2@gmail.com>
PR modula2/110019
* gm2-compiler/SymbolKey.mod (SearchAndDo): Reformatted.
(ForeachNodeDo): Reformatted.
* gm2-compiler/SymbolTable.mod (AddListify): Join list
with "," or "and" if more than one word is in the list.
* m2.flex: Remove -1 from atoi(yytext) line number.
2023-06-03 Gaius Mulley <gaiusmod2@gmail.com>
PR modula2/110003

135
gcc/testsuite/ChangeLog
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@ -1,3 +1,138 @@
2023-06-07 Roger Sayle <roger@nextmovesoftware.com>
Uros Bizjak <ubizjak@gmail.com>
* gcc.target/i386/cmc-1.c: New test case.
* gcc.target/i386/stc-1.c: Likewise.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
PR c++/53637
* g++.dg/opt/nrv26.C: New test.
* g++.dg/opt/nrv26a.C: New test.
* g++.dg/opt/nrv27.C: New test.
2023-06-07 Jeff Law <jlaw@ventanamicro.com>
Jeff Law <jlaw@ventanamicro.com>
* gcc.target/riscv/shift-and-2.c: New tests.
* gcc.target/riscv/shift-shift-2.c: Adjust expected output.
* gcc.target/riscv/sign-extend.c: New test.
* gcc.target/riscv/zbb-rol-ror-03.c: Adjust expected output.
2023-06-07 Alex Coplan <alex.coplan@arm.com>
PR target/110132
* lib/target-supports.exp (check_effective_target_aarch64_asm_FUNC_ok):
Extend to ls64.
* g++.target/aarch64/acle/acle.exp: New.
* g++.target/aarch64/acle/ls64.C: New test.
* g++.target/aarch64/acle/ls64_lto.C: New test.
* gcc.target/aarch64/acle/ls64_lto.c: New test.
* gcc.target/aarch64/acle/pr110132.c: New test.
2023-06-07 Alex Coplan <alex.coplan@arm.com>
PR target/110100
* gcc.target/aarch64/acle/pr110100.c: New test.
2023-06-07 Vladimir N. Makarov <vmakarov@redhat.com>
* gcc.target/sparc/pr109541.c: New.
2023-06-07 Jeff Law <jlaw@ventanamicro.com>
* gcc.target/hppa/shadd-3.c: Update expected output.
2023-06-07 Juzhe-Zhong <juzhe.zhong@rivai.ai>
* gcc.target/riscv/rvv/autovec/scalable-1.c: Adapt testcase for VLA
vectorizer.
* gcc.target/riscv/rvv/autovec/v-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve32f_zvl128b-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve32x_zvl128b-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve64d-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve64d_zvl128b-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve64f-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve64f_zvl128b-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/zve64x_zvl128b-1.c: Ditto.
* gcc.target/riscv/rvv/autovec/partial/slp-1.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-2.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-3.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-4.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-5.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-6.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp-7.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-1.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-2.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-3.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-4.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-5.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-6.c: New test.
* gcc.target/riscv/rvv/autovec/partial/slp_run-7.c: New test.
2023-06-07 Andrew Pinski <apinski@marvell.com>
PR middle-end/110117
* gcc.dg/pr110117-1.c: New test.
* gcc.dg/pr110117-2.c: New test.
2023-06-07 Andrew Pinski <apinski@marvell.com>
PR tree-optimization/110134
* gcc.dg/tree-ssa/negneq-1.c: New test.
* gcc.dg/tree-ssa/negneq-2.c: New test.
* gcc.dg/tree-ssa/negneq-3.c: New test.
* gcc.dg/tree-ssa/negneq-4.c: New test.
2023-06-07 Andrew Pinski <apinski@marvell.com>
* gcc.dg/tree-ssa/phi-opt-2.c: Adjust the testcase.
* gcc.dg/tree-ssa/phi-opt-25b.c: Adjust the testcase.
* gcc.dg/tree-ssa/ssa-thread-21.c: Disable phiopt.
* gcc.dg/tree-ssa/phi-opt-27.c: New test.
* gcc.dg/tree-ssa/phi-opt-28.c: New test.
* gcc.dg/tree-ssa/phi-opt-29.c: New test.
* gcc.dg/tree-ssa/phi-opt-30.c: New test.
* gcc.dg/tree-ssa/phi-opt-31.c: New test.
* gcc.dg/tree-ssa/phi-opt-32.c: New test.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58487
* g++.dg/opt/nrv25.C: New test.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/51571
PR c++/92407
* g++.dg/opt/nrv23.C: New test.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/92407
* g++.dg/opt/nrv22.C: New test.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/33799
* g++.dg/eh/return1.C: Add label cases.
2023-06-07 Jason Merrill <jason@redhat.com>
* g++.dg/contracts/contracts-post7.C: New test.
2023-06-07 Jason Merrill <jason@redhat.com>
PR c++/58050
* g++.dg/opt/nrv24.C: New test.
2023-06-07 Gaius Mulley <gaiusmod2@gmail.com>
PR modula2/110019
* gm2/cpp/fail/cpp-fail.exp: New test.
* gm2/cpp/fail/foocpp.mod: New test.
2023-06-06 Juzhe-Zhong <juzhe.zhong@rivai.ai>
* gcc.target/riscv/rvv/autovec/widen/widen-8.c: New test.

6
libgcc/ChangeLog
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2023-06-07 Florian Weimer <fweimer@redhat.com>
PR libgcc/109712
* unwind-dw2-fde-dip.c (find_fde_tail): Correct fast path for
parsing eh_frame.
2023-06-05 Kewen Lin <linkw@linux.ibm.com>
* config/i386/morestack.S: Use @init_array rather than

13
libgomp/ChangeLog
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2023-06-07 Thomas Schwinge <thomas@codesourcery.com>
Tobias Burnus <tobias@codesourcery.com>
* testsuite/libgomp.c-c++-common/target-present-1.c: Run code
also for non-offload_device targets; check that it runs
successfully for those and for all until a checkpoint for all
* testsuite/libgomp.c-c++-common/target-present-2.c: Likewise.
* testsuite/libgomp.c-c++-common/target-present-3.c: Likewise.
* testsuite/libgomp.fortran/target-present-1.f90: Likewise.
* testsuite/libgomp.fortran/target-present-3.f90: Likewise.
* testsuite/libgomp.fortran/target-present-2.f90: Likewise;
add missing vars to map clause.
2023-06-06 Tobias Burnus <tobias@codesourcery.com>
* plugin/plugin-gcn.c (GOMP_OFFLOAD_get_num_devices): Regard

5
libiberty/ChangeLog
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2023-06-07 Costas Argyris <costas.argyris@gmail.com>
* argv.c (writeargv): Constant propagate "0" for "status",
simplifying the code slightly.
2023-06-06 Costas Argyris <costas.argyris@gmail.com>
* argv.c (writeargv): Simplify & remove gotos.

86
libstdc++-v3/ChangeLog
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2023-06-07 Jakub Jelinek <jakub@redhat.com>
PR libstdc++/110145
* testsuite/20_util/to_chars/double.cc: Include <cfloat>.
(double_to_chars_test_cases,
double_scientific_precision_to_chars_test_cases_2,
double_fixed_precision_to_chars_test_cases_2): #if out 1e126, 4.91e-6
and 5.547e-6 tests if FLT_EVAL_METHOD is negative or larger than 1.
Add unconditional tests with corresponding double constants
0x1.7a2ecc414a03fp+418, 0x1.4981285e98e79p-18 and
0x1.7440bbff418b9p-18.
2023-06-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_abi.cc (check_version): Re-add
CXXABI_1.3.14.
2023-06-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/18_support/nested_exception/rethrow_if_nested-term.cc:
Require effective target exceptions_enabled instead of using
dg-skip-if.
* testsuite/23_containers/vector/capacity/constexpr.cc: Expect
shrink_to_fit() to be a no-op without exceptions enabled.
* testsuite/23_containers/vector/capacity/shrink_to_fit.cc:
Likewise.
* testsuite/ext/bitmap_allocator/check_allocate_max_size.cc:
Require effective target exceptions_enabled.
* testsuite/ext/malloc_allocator/check_allocate_max_size.cc:
Likewise.
* testsuite/ext/mt_allocator/check_allocate_max_size.cc:
Likewise.
* testsuite/ext/new_allocator/check_allocate_max_size.cc:
Likewise.
* testsuite/ext/pool_allocator/check_allocate_max_size.cc:
Likewise.
* testsuite/ext/throw_allocator/check_allocate_max_size.cc:
Likewise.
2023-06-07 Jonathan Wakely <jwakely@redhat.com>
* testsuite/20_util/duration/cons/2.cc: Use values that aren't
affected by rounding.
* testsuite/20_util/from_chars/5.cc: Cast arithmetic result to
double before comparing for equality.
* testsuite/20_util/from_chars/6.cc: Likewise.
* testsuite/20_util/variant/86874.cc: Use values that aren't
affected by rounding.
* testsuite/25_algorithms/lower_bound/partitioned.cc: Compare to
original value instead of to floating-point-literal.
* testsuite/26_numerics/random/discrete_distribution/cons/range.cc:
Cast arithmetic result to double before comparing for equality.
* testsuite/26_numerics/random/piecewise_constant_distribution/cons/range.cc:
Likewise.
* testsuite/26_numerics/random/piecewise_linear_distribution/cons/range.cc:
Likewise.
* testsuite/26_numerics/valarray/transcend.cc (eq): Check that
the absolute difference is less than 0.01 instead of comparing
to two decimal places.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/01.cc:
Cast arithmetic result to double before comparing for equality.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/09.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/char/10.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/01.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/09.cc:
Likewise.
* testsuite/27_io/basic_istream/extractors_arithmetic/wchar_t/10.cc:
Likewise.
* testsuite/ext/random/hoyt_distribution/cons/parms.cc: Likewise.
2023-06-07 Jonathan Wakely <jwakely@redhat.com>
Revert:
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
* configure.ac: Use AS_IF.
* configure: Regenerate.
2023-06-07 Thomas Schwinge <thomas@codesourcery.com>
* testsuite/lib/prune.exp (libstdc++-dg-prune): Support
'UNSUPPORTED: [...]: exception handling disabled'.
2023-06-06 Jonathan Wakely <jwakely@redhat.com>
* testsuite/util/testsuite_abi.cc (check_version): Add