https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80066
Bug ID: 80066
Summary: dead stores and initializations pointed out by clang
--analyze
Product: gcc
Version: 7.0.1
Status: UNCONFIRMED
Severity: normal
Priority: P3
Component: other
Assignee: unassigned at gcc dot gnu.org
Reporter: trippels at gcc dot gnu.org
Target Milestone: ---
clang --analyze shows:
generic-match.c:3422:7: warning: Value stored to 'arg00' during its
initialization is never read
generic-match.c:389:8: warning: Value stored to 'type' during its
initialization is never read
generic-match.c:482:8: warning: Value stored to 'type' during its
initialization is never read
generic-match.c:527:8: warning: Value stored to 'type' during its
initialization is never read
generic-match.c:545:8: warning: Value stored to 'type' during its
initialization is never read
generic-match.c:5667:7: warning: Value stored to 'arg00' during its
initialization is never read
generic-match.c:6171:7: warning: Value stored to 'arg00' during its
initialization is never read
generic-match.c:7617:7: warning: Value stored to 'arg00' during its
initialization is never read
generic-match.c:9:8: warning: Value stored to 'type' during its initialization
is never read
gimple-match.c:4062:7: warning: Value stored to 'arg00' during its
initialization is never read
gimple-match.c:563:8: warning: Value stored to 'type' during its initialization
is never read
gimple-match.c:6551:7: warning: Value stored to 'arg00' during its
initialization is never read
gimple-match.c:696:8: warning: Value stored to 'type' during its initialization
is never read
gimple-match.c:7080:7: warning: Value stored to 'arg00' during its
initialization is never read
gimple-match.c:777:8: warning: Value stored to 'type' during its initialization
is never read
gimple-match.c:794:8: warning: Value stored to 'type' during its initialization
is never read
gimple-match.c:8753:7: warning: Value stored to 'arg00' during its
initialization is never read
gimple-match.c:9:8: warning: Value stored to 'type' during its initialization
is never read
gcc/asan.c:1345:8: warning: Value stored to 'current_offset' is never read
gcc/bt-load.c:1173:7: warning: Value stored to 'insp' is never read
gcc/builtins.c:1513:7: warning: Value stored to 'size' is never read
gcc/builtins.c:1663:7: warning: Value stored to 'size' is never read
gcc/calls.c:3543:5: warning: Value stored to 'needed' is never read
gcc/calls.c:4704:7: warning: Value stored to 'needed' is never read
gcc/calls.c:5425:7: warning: Value stored to 'used' is never read
gcc/c/c-array-notation.c:703:3: warning: Value stored to 'rhs_list_size' is
never read
gcc/c/c-array-notation.c:817:7: warning: Value stored to 'array_expr_lhs' is
never read
gcc/c/c-parser.c:10700:8: warning: Value stored to 'targ' is never read
gcc/c/c-parser.c:11919:11: warning: Value stored to 'expr' during its
initialization is never read
gcc/c/c-parser.c:2697:3: warning: Value stored to 'enum_loc' is never read
gcc/c/c-parser.c:9551:12: warning: Value stored to 'parameter_declaration'
during its initialization is never read
gcc/c/c-typeck.c:10725:8: warning: Value stored to 'ret' during its
initialization is never read
gcc/c/c-typeck.c:11294:11: warning: Value stored to 'converted' is never read
gcc/c/c-typeck.c:11453:11: warning: Value stored to 'converted' is never read
gcc/c/c-typeck.c:4168:8: warning: Value stored to 'ret' during its
initialization is never read
gcc/c/c-typeck.c:6539:8: warning: Value stored to 'coder' is never read
gcc/c-family/c-ada-spec.c:1154:4: warning: Value stored to 'found' is never
read
gcc/cfgcleanup.c:1401:4: warning: Value stored to 'afterlast1' is never read
gcc/cfgcleanup.c:1403:4: warning: Value stored to 'afterlast_dir' is never read
gcc/cfgcleanup.c:1521:4: warning: Value stored to 'beforelast1' is never read
gcc/cfgexpand.c:2921:12: warning: Value stored to 'nclobbers' during its
initialization is never read
gcc/cfghooks.c:251:3: warning: Value stored to 'last_bb_seen' is never read
gcc/cfgloopmanip.c:367:7: warning: Value stored to 'bb' is never read
gcc/cfgrtl.c:2914:15: warning: Value stored to 'last_bb_seen' during its
initialization is never read
gcc/cgraph.c:2680:5: warning: Value stored to 'looping' is never read
gcc/cilk-common.c:325:3: warning: Value stored to 'argtype' is never read
gcc/collect2.c:501:6: warning: Value stored to 'p' is never read
gcc/combine.c:11947:8: warning: Value stored to 'const_op' is never read
gcc/combine.c:3286:7: warning: Value stored to 'i2_is_used' is never read
gcc/combine.c:3328:7: warning: Value stored to 'i1_is_used' is never read
gcc/combine.c:6347:7: warning: Value stored to 'true_code' is never read
gcc/combine.c:7873:4: warning: Value stored to 'new_rtx' is never read
gcc/combine.c:7882:4: warning: Value stored to 'new_rtx' is never read
gcc/config/i386/i386.c:12719:8: warning: Value stored to 'len' is never read
gcc/config/i386/i386.c:12913:7: warning: Value stored to 'insn' is never read
gcc/config/i386/i386.c:13946:7: warning: Value stored to 'insn' is never read
gcc/config/i386/i386.c:23172:3: warning: Value stored to 'compare_code' is
never read
gcc/config/i386/i386.c:23221:5: warning: Value stored to 'compare_code' is
never read
gcc/config/i386/i386.c:23222:5: warning: Value stored to 'code' is never read
gcc/config/i386/i386.c:23398:5: warning: Value stored to 'ct' is never read
gcc/config/i386/i386.c:23539:5: warning: Value stored to 'compare_code' is
never read
gcc/config/i386/i386.c:25048:4: warning: Value stored to 'e' is never read
gcc/config/i386/i386.c:27865:4: warning: Value stored to 'max_size' is never
read
gcc/config/i386/i386.c:39896:16: warning: Value stored to 'mode' during its
initialization is never read
gcc/config/i386/i386.c:45400:3: warning: Value stored to 'tmp' is never read
gcc/config/i386/i386.c:46721:7: warning: Value stored to 'max' is never read
gcc/config/i386/i386.c:49208:7: warning: Value stored to 'op0' is never read
gcc/cp/call.c:1325:7: warning: Value stored to 'from' is never read
gcc/cp/call.c:5925:8: warning: Value stored to 'arg3' is never read
gcc/cp/call.c:6712:2: warning: Value stored to 'expr' is never read
gcc/cp/class.c:4964:7: warning: Value stored to 'clone_parms' is never read
gcc/cp/class.c:8860:3: warning: Value stored to 'indented' is never read
gcc/cp/constexpr.c:5156:6: warning: Value stored to 'fun' is never read
gcc/cp/cp-array-notation.c:1013:3: warning: Value stored to 'list_size' is
never read
gcc/cp/cp-array-notation.c:427:7: warning: Value stored to 'new_cond_expr' is
never read
gcc/cp/cp-array-notation.c:682:3: warning: Value stored to 'rhs_list_size' is
never read
gcc/cp/decl2.c:2879:4: warning: Value stored to 'class_type' is never read
gcc/cp/decl.c:11506:4: warning: Value stored to 'rqual' is never read
gcc/cp/decl.c:11662:8: warning: Value stored to 'inlinep' is never read
gcc/cp/decl.c:12263:3: warning: Value stored to 'staticp' is never read
gcc/cp/decl.c:12295:3: warning: Value stored to 'staticp' is never read
gcc/cp/decl.c:3388:5: warning: Value stored to 'identified' is never read
gcc/cp/decl.c:6183:8: warning: Value stored to 'type' during its initialization
is never read
gcc/cp/decl.c:7607:4: warning: Value stored to 'type' is never read
gcc/cp/decl.c:8736:4: warning: Value stored to 'rqual' is never read
gcc/cp/decl.c:9418:4: warning: Value stored to 'type' is never read
gcc/cp/error.c:1132:4: warning: Value stored to 'flags' is never read
gcc/cp/mangle.c:1722:7: warning: Value stored to 'chunk_digits' is never read
gcc/cp/optimize.c:671:7: warning: Value stored to 'first' is never read
gcc/cp/parser.c:19749:8: warning: Value stored to 'first' is never read
gcc/cp/parser.c:19890:3: warning: Value stored to 'pack_expansion_p' is never
read
gcc/cp/parser.c:21265:3: warning: Value stored to 'token' is never read
gcc/cp/parser.c:22724:7: warning: Value stored to 'class_type' is never read
gcc/cp/parser.c:28449:7: warning: Value stored to 'token' is never read
gcc/cp/parser.c:30014:12: warning: Value stored to 'parameter_declaration'
during its initialization is never read
gcc/cp/parser.c:31274:11: warning: Value stored to 'expr' during its
initialization is never read
gcc/cp/parser.c:3924:4: warning: Value stored to 'curr_type' is never read
gcc/cp/parser.c:3927:2: warning: Value stored to 'curr_type' is never read
gcc/cp/parser.c:3987:8: warning: Value stored to 'curr_type' is never read
gcc/cp/parser.c:3993:8: warning: Value stored to 'curr_type' is never read
gcc/cp/parser.c:6095:6: warning: Value stored to 'decl' is never read
gcc/cp/parser.c:8015:7: warning: Value stored to 'token' is never read
gcc/cp/parser.c:9892:5: warning: Value stored to 'type' is never read
gcc/cp/pt.c:16189:4: warning: Value stored to 't' is never read
gcc/cp/pt.c:7437:7: warning: Value stored to 'orig_arg' is never read
gcc/cp/pt.c:8535:2: warning: Value stored to 'context' is never read
gcc/cp/pt.c:8562:7: warning: Value stored to 'context' is never read
gcc/cp/rtti.c:193:3: warning: Value stored to 'type' is never read
[0/170]
gcc/cp/search.c:438:3: warning: Value stored to 'field' is never read
gcc/cp/semantics.c:2091:4: warning: Value stored to 'expr' is never read
gcc/cp/typeck.c:1574:7: warning: Value stored to 'value' is never read
gcc/cp/typeck.c:4912:4: warning: Value stored to 'converted' is never read
gcc/cp/typeck.c:777:4: warning: Value stored to 'code2' is never read
gcc/cp/typeck.c:8677:3: warning: Value stored to 'rhstype' is never read
gcc/cse.c:4553:8: warning: Value stored to 'dest_reg' during its initialization
is never read
gcc/cselib.c:1772:3: warning: Value stored to 'scopy' is never read
gcc/cselib.c:2468:7: warning: Value stored to 'body' during its initialization
is never read
gcc/dbxout.c:1016:7: warning: Value stored to 'used_ltext_label_name' is never
read
gcc/df-scan.c:259:3: warning: Value stored to 'insn_num' is never read
gcc/df-scan.c:3649:36: warning: Value stored to 'problem_data' during its
initialization is never read
gcc/df-scan.c:3825:36: warning: Value stored to 'problem_data' during its
initialization is never read
gcc/dojump.c:704:7: warning: Value stored to 'drop_through_if_true' is never
read
gcc/double-int.c:624:7: warning: Value stored to 'words' during its
initialization is never read
gcc/dwarf2out.c:17615:5: warning: Value stored to 'offset' is never read
gcc/emit-rtl.c:3836:3: warning: Value stored to 'tem' is never read
gcc/expmed.c:741:8: warning: Value stored to 'difference' during its
initialization is never read
gcc/expr.c:3535:11: warning: Value stored to 'difference' during its
initialization is never read
gcc/final.c:1413:8: warning: Value stored to 'body' is never read
gcc/final.c:3207:15: warning: Value stored to 'difference' during its
initialization is never read
gcc/final.c:3795:6: warning: Value stored to 'c' is never read
gcc/final.c:3814:6: warning: Value stored to 'c' is never read
gcc/fold-const.c:6998:3: warning: Value stored to 'words' is never read
gcc/fold-const.c:7081:3: warning: Value stored to 'words' is never read
gcc/fold-const.c:7313:7: warning: Value stored to 'total_bytes' during its
initialization is never read
gcc/fold-const.c:7324:7: warning: Value stored to 'words' during its
initialization is never read
gcc/fwprop.c:587:4: warning: Value stored to 'valid_ops' is never read
gcc/genautomata.c:2633:6: warning: Value stored to 'decl_in_table' is never
read
gcc/genautomata.c:5236:3: warning: Value stored to
'annotation_reservation_message_reported_p' is never read
gcc/gengtype.c:348:13: warning: Value stored to 'committed' during its
initialization is never read
gcc/gengtype-parse.c:989:7: warning: Value stored to 'kind' is never read
gcc/gengtype-state.c:474:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:478:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:482:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:486:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:490:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:494:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:498:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:502:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:506:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:510:5: warning: Value stored to 'c' is never read
gcc/gengtype-state.c:521:7: warning: Value stored to 'c' is never read
gcc/genmatch.c:2122:2: warning: Value stored to 'opr' is never read
gcc/gimple-ssa-store-merging.c:453:7: warning: Value stored to 'bitlen_mod'
during its initialization is never read
gcc/gimple-ssa-store-merging.c:454:7: warning: Value stored to 'bitpos_mod'
during its initialization is never read
gcc/gimplify.c:11120:7: warning: Value stored to 'ret' is never read
gcc/gimplify.c:12615:7: warning: Value stored to 'bind' is never read
gcc/gimplify.c:5201:8: warning: Value stored to 'ret' is never read
gcc/gimplify.c:5985:8: warning: Value stored to 'tret' is never read
gcc/ipa-chkp.c:488:16: warning: Value stored to 'clone' during its
initialization is never read
gcc/ipa-chkp.c:635:7: warning: Value stored to 'ref' is never read
gcc/ipa-cp.c:4364:5: warning: Value stored to 'orig_caller_info' is never read
gcc/ipa-inline-analysis.c:699:7: warning: Value stored to 'i' is never read
gcc/ipa-prop.c:2835:31: warning: Value stored to 'es' during its initialization
is never read
gcc/ira.c:4356:17: warning: Value stored to 'code' during its initialization is
never read
gcc/ira-color.c:1109:7: warning: Value stored to 'mode' is never read
gcc/ira-color.c:3267:6: warning: Value stored to 'mode' is never read
gcc/ira-color.c:3274:6: warning: Value stored to 'regno' is never read
gcc/ira-color.c:3276:6: warning: Value stored to 'subloop_node' is never read
gcc/ira-emit.c:796:7: warning: Value stored to 'to' is never read
gcc/ira-lives.c:698:4: warning: Value stored to 'def_cl' is never read
gcc/ira-lives.c:852:4: warning: Value stored to 'cl' is never read
gcc/../libgcc/libgcov-driver.c:389:7: warning: Value stored to 'length' is
never read
gcc/../libgcc/libgcov-driver-system.c:181:15: warning: Value stored to 'fname'
during its initialization is never read
gcc/../libgcc/libgcov-util.c:461:3: warning: Value stored to 'ret' is never
read
gcc/loop-iv.c:2283:7: warning: Value stored to 'niter' is never read
gcc/loop-iv.c:2450:7: warning: Value stored to 'step_val' is never read
gcc/lra-assigns.c:1217:10: warning: Value stored to 'nregs_diff' during its
initialization is never read
gcc/lra-assigns.c:593:4: warning: Value stored to 'nregs_diff' is never read
gcc/lra.c:820:15: warning: Value stored to 'fmt' during its initialization is
never read
gcc/lra.c:996:20: warning: Value stored to 'p' during its initialization is
never read
gcc/lra-constraints.c:4583:3: warning: Value stored to 'changed_p' is never
read
gcc/lra-eliminations.c:1141:3: warning: Value stored to 'static_id' is never
read
gcc/omp-expand.c:4683:8: warning: Value stored to 'itype' is never read
gcc/omp-expand.c:5107:5: warning: Value stored to 't' is never read
gcc/omp-expand.c:5642:7: warning: Value stored to 'loc' is never read
gcc/omp-expand.c:5722:3: warning: Value stored to 'loc' is never read
gcc/omp-low.c:6339:7: warning: Value stored to 'maybe_lexically_later' is never
read
gcc/omp-offload.c:479:8: warning: Value stored to 'span' during its
initialization is never read
gcc/optabs.c:2020:7: warning: Value stored to 'xop0' is never read
gcc/optabs.c:2021:7: warning: Value stored to 'xop1' is never read
gcc/read-rtl.c:1038:7: warning: Value stored to 'end_ptr' is never read
gcc/read-rtl.c:1046:3: warning: Value stored to 'end_ptr' is never read
gcc/recog.c:1795:4: warning: Value stored to 'incdec_ok' is never read
gcc/ree.c:863:26: warning: Value stored to 'prec' during its initialization is
never read
gcc/regcprop.c:410:11: warning: Value stored to 'wordoffset' during its
initialization is never read
gcc/regrename.c:1424:17: warning: Value stored to 'code' during its
initialization is never read
gcc/regrename.c:925:6: warning: Value stored to 'printed' is never read
gcc/reg-stack.c:485:7: warning: Value stored to 'malformed_asm' is never read
gcc/reload1.c:3641:2: warning: Value stored to 'plus_cst_src' is never read
gcc/reload1.c:3655:5: warning: Value stored to 'plus_cst_src' is never read
gcc/reorg.c:2675:11: warning: Value stored to 'pat' during its initialization
is never read
gcc/rtlanal.c:3570:16: warning: Value stored to 'upper_bytes' during its
initialization is never read
gcc/rtlanal.c:3761:7: warning: Value stored to 'rknown' is never read
gcc/rtlanal.c:5929:20: warning: Value stored to 'mode' during its
initialization is never read
gcc/sel-sched.c:2239:11: warning: Value stored to 'full_ds' is never read
gcc/sel-sched.c:7036:7: warning: Value stored to 'asm_p' is never read
gcc/simplify-rtx.c:5760:11: warning: Value stored to 'ibyte' during its
initialization is never read
gcc/simplify-rtx.c:5880:16: warning: Value stored to 'ibyte' during its
initialization is never read
gcc/simplify-rtx.c:5921:11: warning: Value stored to 'ibyte' during its
initialization is never read
gcc/simplify-rtx.c:6072:8: warning: Value stored to 'difference' during its
initialization is never read
gcc/simplify-rtx.c:6081:8: warning: Value stored to 'difference' during its
initialization is never read
gcc/simplify-rtx.c:6102:8: warning: Value stored to 'difference' during its
initialization is never read
gcc/simplify-rtx.c:6161:12: warning: Value stored to 'difference' during its
initialization is never read
gcc/tree.c:900:24: warning: Value stored to 'type' during its initialization is
never read
gcc/tree-chrec.c:599:8: warning: Value stored to 'res' during its
initialization is never read
gcc/tree-inline.c:1906:5: warning: Value stored to 'i' is never read
gcc/tree-inline.c:6059:9: warning: Value stored to 'var' during its
initialization is never read
gcc/tree-parloops.c:2861:15: warning: Value stored to 'bb' during its
initialization is never read
gcc/tree-pretty-print.c:1607:6: warning: Value stored to 'sep' is never read
gcc/tree-ssa-alias.c:1505:7: warning: Value stored to 'var2_p' is never read
gcc/tree-ssa-loop-im.c:1475:4: warning: Value stored to 'id' is never read
gcc/tree-ssa-loop-ivcanon.c:1364:7: warning: Value stored to 'changed' is never
read
gcc/tree-ssa-loop-ivopts.c:3064:3: warning: Value stored to 'cstepi' is never
read
gcc/tree-ssa-loop-ivopts.c:3066:3: warning: Value stored to 'mem_mode' is never
read
gcc/tree-ssa-loop-ivopts.c:4065:7: warning: Value stored to 'acost' is never
read
gcc/tree-ssa-loop-niter.c:1145:8: warning: Value stored to 'assumption' during
its initialization is never read
gcc/tree-ssa-math-opts.c:2232:4: warning: Value stored to 'end_sub' is never
read
gcc/tree-ssa-math-opts.c:2237:4: warning: Value stored to 'end_sub' is never
read
gcc/tree-ssa-math-opts.c:2239:7: warning: Value stored to 'n_end' is never read
gcc/tree-ssa-math-opts.c:3591:4: warning: Value stored to 'use_code' is never
read
gcc/tree-ssa-phionlycprop.c:522:3: warning: Value stored to 'cfg_altered' is
never read
gcc/tree-ssa-pre.c:1302:4: warning: Value stored to 'vuse' is never read
gcc/tree-ssa-reassoc.c:2032:3: warning: Value stored to 'length' is never read
gcc/tree-ssa-reassoc.c:2033:3: warning: Value stored to 'oelast' is never read
gcc/tree-ssa-sccvn.c:1967:6: warning: Value stored to 'rhs' is never read
gcc/tree-ssa-sink.c:428:4: warning: Value stored to 'sinkbb' is never read
gcc/tree-ssa-structalias.c:2769:9: warning: Value stored to 'flag' is never
read
gcc/tree-ssa-structalias.c:5852:7: warning: Value stored to 'prev_vi' is never
read
gcc/tree-ssa-threadedge.c:1280:2: warning: Value stored to 'found' is never
read
gcc/tree-vect-generic.c:1204:4: warning: Value stored to 'idx' is never read
gcc/tree-vect-loop.c:1030:3: warning: Value stored to 'niter' is never read
gcc/tree-vect-loop.c:1032:3: warning: Value stored to 'niter_assumptions' is
never read
gcc/tree-vect-loop.c:3160:7: warning: Value stored to 'retval' is never read
gcc/tree-vect-loop.c:3832:8: warning: Value stored to 'pe' during its
initialization is never read
gcc/tree-vect-loop.c:4422:18: warning: Value stored to 'code' during its
initialization is never read
gcc/tree-vect-loop-manip.c:1654:7: warning: Value stored to 'vf' during its
initialization is never read
gcc/tree-vect-slp.c:1796:16: warning: Value stored to 'group_size' during its
initialization is never read
gcc/tree-vect-slp.c:2096:2: warning: Value stored to 'ok' is never read
gcc/tree-vect-stmts.c:4220:7: warning: Value stored to 'rhs_mode' is never read
gcc/tree-vect-stmts.c:6379:5: warning: Value stored to 'perm_stmt' is never
read
gcc/tree-vect-stmts.c:6677:7: warning: Value stored to 'group_size' is never
read
gcc/tree-vect-stmts.c:6932:4: warning: Value stored to 'first_stmt' is never
read
gcc/tree-vect-stmts.c:7450:9: warning: Value stored to 'msq' is never read
gcc/tree-vect-stmts.c:8699:7: warning: Value stored to 'done' is never read
gcc/tree-vect-stmts.c:8706:7: warning: Value stored to 'done' is never read
gcc/tree-vrp.c:1565:4: warning: Value stored to 'op' is never read
gcc/tree-vrp.c:5758:5: warning: Value stored to 'cst2n' is never read
gcc/tree-vrp.c:5759:5: warning: Value stored to 'valn' is never read
gcc/tree-vrp.c:5770:9: warning: Value stored to 'valn' is never read
gcc/tree-vrp.c:5775:9: warning: Value stored to 'cst2n' is never read
gcc/varasm.c:5032:7: warning: Value stored to 'fieldsize' is never read
gcc/varpool.c:446:4: warning: Value stored to 'decl' is never read
gcc/var-tracking.c:6867:6: warning: Value stored to 'src' is never read
gcc/var-tracking.c:8303:8: warning: Value stored to 'next' is never read
gcc/var-tracking.c:9359:6: warning: Value stored to 'src' is never read
gcc/wide-int.cc:162:16: warning: Value stored to 'words' during its
initialization is never read
gcc/wide-int-print.cc:112:5: warning: Value stored to 'buf' is never read
libcpp/expr.c:605:2: warning: Value stored to 'result' is never read
libcpp/line-map.c:1176:3: warning: Value stored to 'location' is never read
libdecnumber/bid/bid2dpd_dpd2bid.c:305:3: warning: Value stored to 'exp' is
never read
libdecnumber/decNumber.c:3868:7: warning: Value stored to 'bits' is never read
libdecnumber/decNumber.c:3904:7: warning: Value stored to 'bits' is never read
libdecnumber/decNumber.c:4636:6: warning: Value stored to 'accunits' is never
read
libdecnumber/decNumber.c:4762:6: warning: Value stored to 'accunits' is never
read
libiberty/cplus-dem.c:1149:27: warning: Value stored to 'p' is never read
libiberty/cplus-dem.c:1508:4: warning: Value stored to 'oldmangled' is never
read
libiberty/simple-object-mach-o.c:1251:7: warning: Value stored to 'secaddr' is
never read
libiberty/simple-object-xcoff.c:681:5: warning: Value stored to 'align' is
never read
I've posted a patch to fix most of them here:
https://gcc.gnu.org/ml/gcc-patches/2017-03/msg00879.html
