[Bug target/82981] [7 Regression] unnecessary __multi3 call for mips64r6 linux kernel

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82981 --- Comment #18 from Jeffrey A. Law --- Author: law Date: Mon Oct 28 19:17:58 2019 New Revision: 277537 URL: https://gcc.gnu.org/viewcvs?rev=277537&root=gcc&view=rev Log: PR target/82981 * config/mips/mips.md (mulditi3): Generate

[Bug target/86487] [7/8 Regression] insn does not satisfy its constraints on arm big-endian

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86487 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Fri Nov 1 22:37:04 2019 New Revision: 277729 URL: https://gcc.gnu.org/viewcvs?rev=277729&root=gcc&view=rev Log: Backport from trunk 2019-02-20 Andre Vieira

[Bug debug/53948] [4.8 Regression] Assignment line missing for -O0 -g

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=53948 --- Comment #12 from Jeffrey A. Law 2013-02-08 20:04:04 UTC --- Author: law Date: Fri Feb 8 20:03:52 2013 New Revision: 195900 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=195900 Log: PR debug/53948 * emit-rt

[Bug target/50356] Poor if condition in h8300 config code

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=50356 --- Comment #3 from Jeffrey A. Law 2012-10-04 20:58:33 UTC --- Author: law Date: Thu Oct 4 20:58:30 2012 New Revision: 192103 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192103 Log: * PR target/50356 * config/h8300

[Bug tree-optimization/54985] [4.7/4.8 Regression] dom optimization erroneous remove conditional goto.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54985 --- Comment #7 from Jeffrey A. Law 2012-10-23 20:33:52 UTC --- Author: law Date: Tue Oct 23 20:33:49 2012 New Revision: 192745 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=192745 Log: PR tree-optimization/54985

[Bug tree-optimization/54985] [4.7 Regression] dom optimization erroneous remove conditional goto.

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=54985 --- Comment #15 from Jeffrey A. Law 2012-11-02 20:19:23 UTC --- Author: law Date: Fri Nov 2 20:19:16 2012 New Revision: 193108 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=193108 Log: PR tree-optimization/54985

[Bug tree-optimization/47141] [4.6 Regression] segfault

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47141 --- Comment #6 from Jeffrey A. Law 2011-01-10 16:48:46 UTC --- Author: law Date: Mon Jan 10 16:48:42 2011 New Revision: 168634 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168634 Log: * PR tree-optimization/47141 * ipa-split.c (

[Bug tree-optimization/47086] [4.5/4.6 Regression] ICE: verify_flow_info failed: BB 3 can not throw but has an EH edge with -O -fexceptions -fnon-call-exceptions -ftrapv

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47086 --- Comment #3 from Jeffrey A. Law 2011-01-11 14:10:58 UTC --- Author: law Date: Tue Jan 11 14:10:54 2011 New Revision: 168659 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168659 Log: * PR tree-optimization/47086 * tree-ssa-loo

[Bug rtl-optimization/39077] [4.3/4.4/4.5/4.6 Regression] GCSE-optimization causes enormous binary size increase (~20 times !)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39077 --- Comment #21 from Jeffrey A. Law 2011-01-13 13:41:09 UTC --- Author: law Date: Thu Jan 13 13:41:03 2011 New Revision: 168747 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=168747 Log: * PR rtl-optimization/39077 * doc/invoke.te

[Bug rtl-optimization/41619] [4.4/4.5/4.6 regression] ICE in insert_save (caller-save.c) for SPEC CPU2000's 252.eon

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41619 --- Comment #10 from Jeffrey A. Law 2011-01-21 16:49:34 UTC --- Author: law Date: Fri Jan 21 16:49:31 2011 New Revision: 169095 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169095 Log: PR rtl-optimization/41619 * caller-save.c

[Bug tree-optimization/47053] [4.5/4.6 Regression] ICE: verify_flow_info failed: BB 2 can not throw but has an EH edge with -O -fnon-call-exceptions

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47053 --- Comment #4 from Jeffrey A. Law 2011-01-22 04:09:53 UTC --- Author: law Date: Sat Jan 22 04:09:44 2011 New Revision: 169123 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169123 Log: PR tree-optimization/47053 * tree-ssa-dse.c

[Bug rtl-optimization/37273] [4.4/4.5/4.6 Regression] IRA does not re-materializes addresses (loads from the TOC)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37273 --- Comment #8 from Jeffrey A. Law 2011-01-25 14:10:51 UTC --- Author: law Date: Tue Jan 25 14:10:46 2011 New Revision: 169231 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169231 Log: PR rtl-optimization/37273 * ira-costs.c (sca

[Bug rtl-optimization/47464] [4.6 Regression] Many gomp failures

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47464 --- Comment #5 from Jeffrey A. Law 2011-01-26 22:45:07 UTC --- Author: law Date: Wed Jan 26 22:45:04 2011 New Revision: 169310 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169310 Log: PR rtl-optimization/47464 * df-problems.c (

[Bug rtl-optimization/46856] [4.6 regression] internal compiler error in final_scan_insn breaks m68k-linux bootstrap

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46856 --- Comment #8 from Jeffrey A. Law 2011-01-27 04:25:57 UTC --- Author: law Date: Thu Jan 27 04:25:49 2011 New Revision: 169321 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169321 Log: PR rtl-optimization/46856 * postreload.c (r

[Bug target/47543] [4.6 Regression] ICE: in extract_insn, at recog.c:2109 when building zlib

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=47543 --- Comment #13 from Jeffrey A. Law 2011-02-02 16:52:24 UTC --- Author: law Date: Wed Feb 2 16:52:21 2011 New Revision: 169533 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169533 Log: PR middle-end/47543 * reload.c (find_reloa

[Bug tree-optimization/42893] [4.3/4.4/4.5/4.6 Regression] Missed conditionally dead store elimination

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=42893 --- Comment #12 from Jeffrey A. Law 2011-02-08 18:54:21 UTC --- Author: law Date: Tue Feb 8 18:54:12 2011 New Revision: 169933 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=169933 Log: PR tree-optimization/42893 * gcc.tree-ssa/

[Bug rtl-optimization/37273] [4.4/4.5/4.6 Regression] IRA does not re-materializes addresses (loads from the TOC)

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37273 --- Comment #12 from Jeffrey A. Law 2011-02-15 21:22:03 UTC --- Author: law Date: Tue Feb 15 21:21:59 2011 New Revision: 170199 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170199 Log: Revert 2011-01-25 Jeff Law PR rtl-

[Bug rtl-optimization/46178] gcc.target/i386/(u)divmod-[58].c FAIL: ICE: in dec_register_pressure, at ira-lives.c:215 with -fira-algorithm=priority

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46178 --- Comment #2 from Jeffrey A. Law 2011-02-21 17:43:18 UTC --- Author: law Date: Mon Feb 21 17:43:15 2011 New Revision: 170370 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170370 Log: PR rtl-optimization/46178 * gcc.target/i386

[Bug rtl-optimization/46002] ICE: in update_copy_costs, at ira-color.c:319 with -fira-algorithm=priority

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46002 --- Comment #2 from Jeffrey A. Law 2011-02-21 17:43:18 UTC --- Author: law Date: Mon Feb 21 17:43:15 2011 New Revision: 170370 URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=170370 Log: PR rtl-optimization/46178 * gcc.target/i386

[Bug tree-optimization/58343] [4.9 Regression] ICE in dfs_enumerate_from, at cfganal.c:1036

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58343 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Tue Sep 10 12:29:58 2013 New Revision: 202441 URL: http://gcc.gnu.org/viewcvs?rev=202441&root=gcc&view=rev Log: PR tree-optimization/58343 * tree-ssa-threadupdate.c (thread_block):

[Bug tree-optimization/58380] [4.9 Regression] ice in fold_comparison

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58380 --- Comment #10 from Jeffrey A. Law --- Author: law Date: Wed Sep 11 02:23:48 2013 New Revision: 202489 URL: http://gcc.gnu.org/viewcvs?rev=202489&root=gcc&view=rev Log: PR tree-optimization/58380 * tree-ssa-threadupdate.c (thread_block):

[Bug tree-optimization/58640] [4.9 Regression] wrong code (segfaults) at -O3 on x86_64-linux-gnu

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58640 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Fri Oct 11 20:31:25 2013 New Revision: 203463 URL: http://gcc.gnu.org/viewcvs?rev=203463&root=gcc&view=rev Log: PR tree-optimization/58640 * tree-ssa-threadupdate.c (mark_threaded_b

[Bug other/58712] [4.9 Regression] issues found by --enable-checking=valgrind

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58712 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Thu Oct 24 17:28:11 2013 New Revision: 204026 URL: http://gcc.gnu.org/viewcvs?rev=204026&root=gcc&view=rev Log: PR ipa/58712 * cgraph.c (cgraph_create_edge_1): Add indirect_

[Bug rtl-optimization/58369] [4.8/4.9 regression] ICE in subreg_get_info when compiling boost for m68k-linux

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=58369 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Wed Oct 30 19:21:27 2013 New Revision: 204224 URL: http://gcc.gnu.org/viewcvs?rev=204224&root=gcc&view=rev Log: PR rtl-optimization/58369 * reload1.c (compute_reload_subreg_offset):

[Bug middle-end/59119] Segfault in -fisolate-erroneous-paths pass

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59119 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Wed Nov 13 23:10:34 2013 New Revision: 204760 URL: http://gcc.gnu.org/viewcvs?rev=204760&root=gcc&view=rev Log: * PR middle-end/59119 * gimple-ssa-isolate-paths.c (find_implicit_err

[Bug tree-optimization/59102] [4.9 Regression] ICE on valid code at -Os and above on x86_64-linux-gnu

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59102 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Thu Nov 14 03:18:17 2013 New Revision: 204773 URL: http://gcc.gnu.org/viewcvs?rev=204773&root=gcc&view=rev Log: PR tree-optimization/59102 * gimple-ssa-isolate-paths.c (insert_t

[Bug tree-optimization/59221] [4.9 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59221 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Thu Nov 21 19:45:16 2013 New Revision: 205229 URL: http://gcc.gnu.org/viewcvs?rev=205229&root=gcc&view=rev Log: PR tree-optimization/59221 * tree-ssa-threadedge.c (thread_across_edg

[Bug rtl-optimization/10474] shrink wrapping for functions

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=10474 --- Comment #16 from Jeffrey A. Law --- Author: law Date: Fri Nov 22 19:37:00 2013 New Revision: 205281 URL: http://gcc.gnu.org/viewcvs?rev=205281&root=gcc&view=rev Log: PR rtl-optimization/10474 * ira.c (interesting_dest_for_shprep_1): N

[Bug tree-optimization/59322] [4.9 Regression] ICE with segfault on valid code at -O1, -O2, and -O3 on x86_64-linux-gnu

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59322 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Dec 3 03:36:58 2013 New Revision: 205617 URL: http://gcc.gnu.org/viewcvs?rev=205617&root=gcc&view=rev Log: PR tree-optimization/59322 * tree-ssa-threadedge.c (create_edge_and_u

[Bug rtl-optimization/59446] loop2_doloop creates constant comparison and dead jump

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=59446 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Wed Dec 11 22:15:14 2013 New Revision: 205905 URL: http://gcc.gnu.org/viewcvs?rev=205905&root=gcc&view=rev Log: PR rtl-optimization/59446 * tree-ssa-threadupdate.c (mark_threaded_bl

[Bug tree-optimization/45685] [4.7/4.8/4.9 Regression] missed conditional move opportunity in loop

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45685 --- Comment #27 from Jeffrey A. Law --- Author: law Date: Fri Dec 13 16:34:39 2013 New Revision: 205963 URL: http://gcc.gnu.org/viewcvs?rev=205963&root=gcc&view=rev Log: PR tree-optimization/45685 * tree-ssa-phiopt.c (neg_replacement): Ne

[Bug tree-optimization/80520] [7/8/9 Regression] Performance regression from missing if-conversion

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80520 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Tue Dec 11 04:56:54 2018 New Revision: 266971 URL: https://gcc.gnu.org/viewcvs?rev=266971&root=gcc&view=rev Log: PR tree-optimization/80520 * gimple-ssa-split-paths.c (is_

[Bug middle-end/88663] [9 Regression] internal compiler error: in check, at tree-vrp.c:188

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88663 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Wed Jan 2 18:30:50 2019 New Revision: 267520 URL: https://gcc.gnu.org/viewcvs?rev=267520&root=gcc&view=rev Log: PR middle-end/88663 * gimple-fold.c (get_range_strlen): Upd

[Bug target/88614] ICE: output_operand: invalid %z value

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88614 --- Comment #2 from Jeffrey A. Law --- Author: law Date: Fri Jan 11 18:44:00 2019 New Revision: 267851 URL: https://gcc.gnu.org/viewcvs?rev=267851&root=gcc&view=rev Log: PR 88777 PR 88614 * genattrtab.c (min_fn): Don't tr

[Bug target/88777] [9 Regression] Out-of-range offsets building glibc test-tgmath2.c for hppa-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88777 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Fri Jan 11 18:44:00 2019 New Revision: 267851 URL: https://gcc.gnu.org/viewcvs?rev=267851&root=gcc&view=rev Log: PR 88777 PR 88614 * genattrtab.c (min_fn): Don't tr

[Bug tree-optimization/82665] missing value range optimization for memchr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82665 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Tue May 1 18:20:39 2018 New Revision: 259806 URL: https://gcc.gnu.org/viewcvs?rev=259806&root=gcc&view=rev Log: PR tree-optimization/82665 * vr-values.c (vr_values::extrac

gcc-bugs@gcc.gnu.org

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=30552 --- Comment #10 from Jeffrey A. Law --- Author: law Date: Wed May 2 17:22:26 2018 New Revision: 259849 URL: https://gcc.gnu.org/viewcvs?rev=259849&root=gcc&view=rev Log: PR c/30552 * c-decl.c (old_style_parameter_scope): New fun

[Bug target/84923] [8/9 regression] gcc.dg/attr-weakref-1.c failed on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84923 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Mon May 21 20:30:00 2018 New Revision: 260485 URL: https://gcc.gnu.org/viewcvs?rev=260485&root=gcc&view=rev Log: PR gcc/84923 * varasm.c (weak_finish): Clean up weak_decls.

[Bug target/78849] ICE on initialization of global struct containing __int20 array at varasm.c:4968

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78849 --- Comment #2 from Jeffrey A. Law --- Author: law Date: Wed May 23 22:33:36 2018 New Revision: 260627 URL: https://gcc.gnu.org/viewcvs?rev=260627&root=gcc&view=rev Log: PR target/78849 * gcc/tree.c (build_common_tree_nodes): Don

[Bug c/55976] -Werror=return-type should error on returning a value from a void function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=55976 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Wed May 30 22:55:38 2018 New Revision: 260978 URL: https://gcc.gnu.org/viewcvs?rev=260978&root=gcc&view=rev Log: 2018-05-30 David Pagan PR c/55976 * c-decl.c (grokdecl

[Bug rtl-optimization/91173] [9/10 Regression] ICE: in int_mode_for_mode, at stor-layout.c:403

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91173 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Tue Jul 16 14:44:44 2019 New Revision: 273529 URL: https://gcc.gnu.org/viewcvs?rev=273529&root=gcc&view=rev Log: PR rtl-optimization/91173 * tree-ssa-address.c (addr_for_me

[Bug rtl-optimization/91173] [9 Regression] ICE: in int_mode_for_mode, at stor-layout.c:403

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91173 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Jul 16 14:57:51 2019 New Revision: 273531 URL: https://gcc.gnu.org/viewcvs?rev=273531&root=gcc&view=rev Log: PR rtl-optimization/91173 * g++.dg/pr91173.C: New test. Ad

[Bug tree-optimization/86061] dead memset followed by strncpy and assignment not eliminated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86061 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Tue Jul 23 20:05:48 2019 New Revision: 273745 URL: https://gcc.gnu.org/viewcvs?rev=273745&root=gcc&view=rev Log: Add PR markers to recent DSE changes. And... PR tree-optimization

[Bug tree-optimization/91504] Inlining misses some logical operation folding

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91504 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Sep 3 20:13:22 2019 New Revision: 275354 URL: https://gcc.gnu.org/viewcvs?rev=275354&root=gcc&view=rev Log: PR tree-optimization/91504 * match.pd: Add ((~a & b) ^a) --

[Bug target/86811] Vax port needs updating for CVE-2017-5753

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86811 --- Comment #2 from Jeffrey A. Law --- Author: law Date: Fri Sep 20 20:23:29 2019 New Revision: 276006 URL: https://gcc.gnu.org/viewcvs?rev=276006&root=gcc&view=rev Log: PR target/86811 * config/vax/vax.c (TARGET_HAVE_SPECULATION

[Bug target/85401] segfault building code for VAX

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85401 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Tue Oct 1 19:25:31 2019 New Revision: 276426 URL: https://gcc.gnu.org/viewcvs?rev=276426&root=gcc&view=rev Log: PR target/85401 * ira-color.c (allocno_copy_cost_saving): C

[Bug tree-optimization/83362] [8 Regression] wrong code at -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83362 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Tue Dec 12 22:46:46 2017 New Revision: 255593 URL: https://gcc.gnu.org/viewcvs?rev=255593&root=gcc&view=rev Log: PR tree-optimization/83298 PR tree-optimization/83362

[Bug tree-optimization/83383] [8 Regression] Wrong code with a bunch of type conversion and ternary operators

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83383 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Tue Dec 12 22:46:46 2017 New Revision: 255593 URL: https://gcc.gnu.org/viewcvs?rev=255593&root=gcc&view=rev Log: PR tree-optimization/83298 PR tree-optimization/83362

[Bug tree-optimization/83298] [8 Regression] wrong code at -O1, -O2 and -O3 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83298 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Tue Dec 12 22:46:46 2017 New Revision: 255593 URL: https://gcc.gnu.org/viewcvs?rev=255593&root=gcc&view=rev Log: PR tree-optimization/83298 PR tree-optimization/83362

[Bug tree-optimization/83410] [8 regression] libgomp.graphite/force-parallel-4.c etc. FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83410 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Fri Dec 15 16:19:22 2017 New Revision: 255700 URL: https://gcc.gnu.org/viewcvs?rev=255700&root=gcc&view=rev Log: PR tree-optimization/83410 * tree-ssa-threadupdate.c (threa

[Bug tree-optimization/81165] [8 Regression] Regression in GCC-8.0.0's optimizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81165 --- Comment #17 from Jeffrey A. Law --- Author: law Date: Fri Dec 15 22:11:06 2017 New Revision: 255724 URL: https://gcc.gnu.org/viewcvs?rev=255724&root=gcc&view=rev Log: PR tree-optimization/81165 * tree-ssa-threadupdate.c (uses

[Bug middle-end/36550] Wrong "may be used uninitialized" warning (conditional PHIs)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36550 --- Comment #17 from Jeffrey A. Law --- Author: law Date: Fri Dec 15 22:35:51 2017 New Revision: 255731 URL: https://gcc.gnu.org/viewcvs?rev=255731&root=gcc&view=rev Log: PR tree-optimization/36550 * tree-ssa-threadupdate.c (coun

[Bug target/83358] [8 Regression] division not converted with Intel tuning since r253934

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83358 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Sat Dec 16 04:28:08 2017 New Revision: 255739 URL: https://gcc.gnu.org/viewcvs?rev=255739&root=gcc&view=rev Log: 2017-12-15 Markus Trippelsdorf PR target/83358 * config

[Bug rtl-optimization/82849] [8 Regression] ICE on valid code since r254379

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82849 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Sat Dec 16 16:01:26 2017 New Revision: 255748 URL: https://gcc.gnu.org/viewcvs?rev=255748&root=gcc&view=rev Log: 2017-12-16 Jan Hubicka PR rtl-optimization/82849 * modu

[Bug target/82767] [8 regression] gcc.target/i386/pr71321.c scan-assembler-times fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82767 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Sat Dec 16 16:21:23 2017 New Revision: 255749 URL: https://gcc.gnu.org/viewcvs?rev=255749&root=gcc&view=rev Log: PR testsuite/82767 * gcc.target/i386/pr71321.c: Test with

[Bug middle-end/83460] [8 regression] FAIL: g++.dg/pr79095-4.C

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83460 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Mon Dec 18 18:13:20 2017 New Revision: 255784 URL: https://gcc.gnu.org/viewcvs?rev=255784&root=gcc&view=rev Log: PR middle-end/83460 * g++.dg/pr79095-4.C: Remove compromise

[Bug middle-end/83477] [8 Regression] Wrong code w/ -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83477 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Tue Dec 19 20:13:04 2017 New Revision: 255837 URL: https://gcc.gnu.org/viewcvs?rev=255837&root=gcc&view=rev Log: PR tree-optimization/83477 * tree-ssa-threadedge.c (record_

[Bug tree-optimization/83491] [8 Regression] ICE in execute_cse_reciprocals_1 at gcc/tree-ssa-math-opts.c:585

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83491 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Wed Dec 20 23:55:42 2017 New Revision: 255906 URL: https://gcc.gnu.org/viewcvs?rev=255906&root=gcc&view=rev Log: PR tree-optimization/83491 * tree-ssa-math-opts.c (execute_

[Bug middle-end/83654] -fstack-clash-protection probes below the stack pointer for VLA with constant size

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83654 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Wed Jan 3 18:22:28 2018 New Revision: 256182 URL: https://gcc.gnu.org/viewcvs?rev=256182&root=gcc&view=rev Log: PR middle-end/83654 * explow.c (anti_adjust_stack_and_probe

[Bug target/83641] -fstack-clash-protection generates incorrect CFI on i386

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83641 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Wed Jan 3 21:25:10 2018 New Revision: 256191 URL: https://gcc.gnu.org/viewcvs?rev=256191&root=gcc&view=rev Log: PR target/83641 * config/i386/i386.c (ix86_adjust_stack_and

[Bug middle-end/83699] [8 regression] Many 64-bit SPARC gcc.dg/vect tests FAIL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83699 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Sun Jan 7 03:59:54 2018 New Revision: 256318 URL: https://gcc.gnu.org/viewcvs?rev=256318&root=gcc&view=rev Log: PR rtl-optimization/83699 * expmed.c (extract_bit_field_1):

[Bug tree-optimization/83640] [8 Regression] ICE in generic_overlap, at gimple-ssa-warn-restrict.c:814

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83640 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Sun Jan 7 04:19:35 2018 New Revision: 256319 URL: https://gcc.gnu.org/viewcvs?rev=256319&root=gcc&view=rev Log: 2018-01-06 Martin Sebor PR tree-optimization/83640 * gi

[Bug middle-end/81897] [6/7/8 Regression] spurious -Wmaybe-uninitialized warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81897 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Sun Jan 7 05:31:51 2018 New Revision: 256320 URL: https://gcc.gnu.org/viewcvs?rev=256320&root=gcc&view=rev Log: PR middle-end/81897 * tree-ssa-uninit.c (compute_control_d

[Bug rtl-optimization/81308] [8 regression] ICE in calc_dfs_tree, at dominance.c:458

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81308 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Mon Jan 8 18:17:51 2018 New Revision: 256348 URL: https://gcc.gnu.org/viewcvs?rev=256348&root=gcc&view=rev Log: PR rtl-optimization/81308 * recog.c (split_all_insns): Cond

[Bug rtl-optimization/81308] [8 regression] ICE in calc_dfs_tree, at dominance.c:458

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81308 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Mon Jan 8 18:20:21 2018 New Revision: 256349 URL: https://gcc.gnu.org/viewcvs?rev=256349&root=gcc&view=rev Log: PR rtl-optimizatin/81308 * tree-switch-conversion.c (cfg_al

[Bug ipa/83178] [8 regression] g++.dg/ipa/devirt-22.C fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83178 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Thu Jan 11 15:56:07 2018 New Revision: 256542 URL: https://gcc.gnu.org/viewcvs?rev=256542&root=gcc&view=rev Log: PR ipa/83178 * g++.dg/ipa/devirt-22.C: Adjust scan-dump-tim

[Bug target/83013] MicroBlaze - #ident - Error: operation combines symbols in different segments

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83013 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Mon Jan 15 06:02:19 2018 New Revision: 256681 URL: https://gcc.gnu.org/viewcvs?rev=256681&root=gcc&view=rev Log: PR target/83013 * config/microblaze/microblaze.c (microblaz

[Bug other/83508] [8 regression][arm] c-c++-common/Wrestrict.c fails since r255836

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83508 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Mon Jan 15 06:15:09 2018 New Revision: 256683 URL: https://gcc.gnu.org/viewcvs?rev=256683&root=gcc&view=rev Log: PR other/83508 * builtins.c (check_access): Avoid warning w

[Bug testsuite/83883] FAIL: gcc.dg/tree-ssa/ssa-dse-26.c scan-tree-dump-times dse1 "Deleted dead store" 2 (found 4 times)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83883 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Thu Jan 18 04:05:27 2018 New Revision: 256833 URL: https://gcc.gnu.org/viewcvs?rev=256833&root=gcc&view=rev Log: PR testsuite/83883 * gcc.dg/tree-ssa/ssa-dse-26.c: Tighten

[Bug target/83994] %ebx is clobbered by stack-clash probing for regparm-3 function in PIC mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=83994 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Wed Jan 24 21:57:16 2018 New Revision: 257031 URL: https://gcc.gnu.org/viewcvs?rev=257031&root=gcc&view=rev Log: PR target/83994 * i386.c (get_probe_interval): Move to earl

[Bug testsuite/81010] [8 regression] test case gcc.target/powerpc/pr56605.c fails starting with r248958

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81010 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com Componen

[Bug target/84064] ICE in ix86_expand_prologue related to -fstack-clash-protection and memcpy on i686

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84064 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Wed Jan 31 05:02:30 2018 New Revision: 257217 URL: https://gcc.gnu.org/viewcvs?rev=257217&root=gcc&view=rev Log: PR target/84064 * i386.c (ix86_adjust_stack_and_probe_stack

[Bug target/84128] i686: Stack spilling in -fstack-clash-protection prologue neglects %esp change

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84128 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Thu Feb 1 16:22:56 2018 New Revision: 257303 URL: https://gcc.gnu.org/viewcvs?rev=257303&root=gcc&view=rev Log: PR target/84128 * config/i386/i386.c (release_scratch_regis

[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Fri Feb 22 16:38:43 2019 New Revision: 269123 URL: https://gcc.gnu.org/viewcvs?rev=269123&root=gcc&view=rev Log: PR rtl-optimization/87761 * config/mips/mips.md: Add new c

[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761 --- Comment #14 from Jeffrey A. Law --- Author: law Date: Tue Feb 26 17:08:06 2019 New Revision: 269218 URL: https://gcc.gnu.org/viewcvs?rev=269218&root=gcc&view=rev Log: PR rtl-optimization/87761 * regcprop.c (copyprop_hardreg_f

[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761 --- Comment #17 from Jeffrey A. Law --- Author: law Date: Fri Mar 22 18:14:56 2019 New Revision: 269880 URL: https://gcc.gnu.org/viewcvs?rev=269880&root=gcc&view=rev Log: PR rtl-optimization/87761 * config/mips/mips-protos.h (mip

[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761 --- Comment #18 from Jeffrey A. Law --- Author: law Date: Sun Mar 24 15:20:52 2019 New Revision: 269896 URL: https://gcc.gnu.org/viewcvs?rev=269896&root=gcc&view=rev Log: PR rtl-optimization/87761 * regcprop.c (copyprop_hardreg_f

[Bug debug/86964] [7/8/9 Regression] Too many debug symbols included, especially for extern globals

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86964 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Mon Mar 25 21:19:09 2019 New Revision: 269925 URL: https://gcc.gnu.org/viewcvs?rev=269925&root=gcc&view=rev Log: PR debug/86964 * dwarf2out.c (premark_used_variables): New

[Bug rtl-optimization/88423] [9 Regression] ICE in begin_move_insn, at sched-ebb.c:175

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88423 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Mon Mar 25 23:33:36 2019 New Revision: 269928 URL: https://gcc.gnu.org/viewcvs?rev=269928&root=gcc&view=rev Log: PR rtl-optimization/88347 PR rtl-optimization/88423

[Bug rtl-optimization/88347] ICE in begin_move_insn, at sched-ebb.c:175

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88347 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Mon Mar 25 23:33:36 2019 New Revision: 269928 URL: https://gcc.gnu.org/viewcvs?rev=269928&root=gcc&view=rev Log: PR rtl-optimization/88347 PR rtl-optimization/88423

[Bug rtl-optimization/89826] [9 Regression] wrong code at -O1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89826 --- Comment #4 from Jeffrey A. Law --- Author: law Date: Wed Mar 27 16:18:06 2019 New Revision: 269967 URL: https://gcc.gnu.org/viewcvs?rev=269967&root=gcc&view=rev Log: PR rtl-optimization/87761 PR rtl-optimization/89826

[Bug rtl-optimization/87761] [9 regression][MIPS] New FAIL: gcc.target/mips/fix-r4000-10.c -O1 start with r265398

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87761 --- Comment #20 from Jeffrey A. Law --- Author: law Date: Wed Mar 27 16:18:06 2019 New Revision: 269967 URL: https://gcc.gnu.org/viewcvs?rev=269967&root=gcc&view=rev Log: PR rtl-optimization/87761 PR rtl-optimization/89826

[Bug rtl-optimization/81025] [8/9 Regression] gcc ICE while building glibc for MIPS soft-float multi-lib variant

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81025 --- Comment #17 from Jeffrey A. Law --- Author: law Date: Wed Apr 3 16:03:37 2019 New Revision: 270129 URL: https://gcc.gnu.org/viewcvs?rev=270129&root=gcc&view=rev Log: PR rtl-optimization/81025 * reorg.c (skip_consecutive_labe

[Bug target/89399] [7/8/9 Regression] ICE: RTL check: expected code 'set', 'clobber' or 'clobber_high', have 'parallel' in combine_reaching_defs, at ree.c:783

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89399 --- Comment #6 from Jeffrey A. Law --- Author: law Date: Thu Apr 4 20:52:16 2019 New Revision: 270151 URL: https://gcc.gnu.org/viewcvs?rev=270151&root=gcc&view=rev Log: PR rtl-optimization/89399 * ree.c (combine_set_extension):

[Bug tree-optimization/90037] [9 Regression] -Wnull-dereference false positive after r269302

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90037 --- Comment #14 from Jeffrey A. Law --- Author: law Date: Thu Apr 25 14:32:16 2019 New Revision: 270574 URL: https://gcc.gnu.org/viewcvs?rev=270574&root=gcc&view=rev Log: PR tree-optimization/90037 * Makefile.in (OBJS): Remove tr

[Bug tree-optimization/88797] [7/8/9/10 Regression] Unneeded branch added when function is inlined (function runs faster if not inlined)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=88797 --- Comment #8 from Jeffrey A. Law --- Author: law Date: Wed May 1 17:33:32 2019 New Revision: 270775 URL: https://gcc.gnu.org/viewcvs?rev=270775&root=gcc&view=rev Log: PR tree-optimization/88797 * gimple-ssa-split-paths (is_fea

[Bug bootstrap/87338] gcc 8.2 fails to bootstrap on ia64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87338 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Tue May 21 15:42:00 2019 New Revision: 271472 URL: https://gcc.gnu.org/viewcvs?rev=271472&root=gcc&view=rev Log: PR bootstrap/87338 * dwarf2out.c (dwarf2out_inline_entry):

[Bug c/43673] Incorrect warning: use of 'D' length modifier with 'a' type character

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43673 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Fri May 31 18:46:02 2019 New Revision: 271820 URL: https://gcc.gnu.org/viewcvs?rev=271820&root=gcc&view=rev Log: PR c/43673 * c-format.c (print_char_table, scanf_char_table

[Bug tree-optimization/77820] A jump threading opportunity with conditionals

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77820 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Thu Jun 13 18:55:55 2019 New Revision: 272261 URL: https://gcc.gnu.org/viewcvs?rev=272261&root=gcc&view=rev Log: PR tree-optimization/77820 * tree-ssa-threadedge.c

[Bug tree-optimization/90949] [9/10 Regression] null pointer check removed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949 --- Comment #7 from Jeffrey A. Law --- Author: law Date: Fri Jun 21 16:36:00 2019 New Revision: 272555 URL: https://gcc.gnu.org/viewcvs?rev=272555&root=gcc&view=rev Log: PR tree-optimization/90949 * tree-ssa-copy.c (fini_copy_pro

[Bug tree-optimization/90883] Generated code is worse if returned struct is unnamed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90883 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Wed Jun 26 21:36:27 2019 New Revision: 272717 URL: https://gcc.gnu.org/viewcvs?rev=272717&root=gcc&view=rev Log: PR tree-optimization/90883 * tree-ssa-alias.c (stmt_kills_r

[Bug tree-optimization/90883] Generated code is worse if returned struct is unnamed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90883 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Thu Jun 27 02:41:27 2019 New Revision: 272725 URL: https://gcc.gnu.org/viewcvs?rev=272725&root=gcc&view=rev Log: PR tree-optimization/90883 * tree-ssa-dse.c (delete_dead_o

[Bug tree-optimization/90883] Generated code is worse if returned struct is unnamed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90883 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Thu Jun 27 02:42:30 2019 New Revision: 272726 URL: https://gcc.gnu.org/viewcvs?rev=272726&root=gcc&view=rev Log: PR tree-optimization/90883 * tree-ssa-dse.c (delete_dead_o

[Bug tree-optimization/90949] [9 Regression] null pointer check removed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949 --- Comment #10 from Jeffrey A. Law --- Author: law Date: Fri Jun 28 20:21:05 2019 New Revision: 272793 URL: https://gcc.gnu.org/viewcvs?rev=272793&root=gcc&view=rev Log: PR tree-optimization/90949 * tree-ssa-copy.c (fini_copy_pr

[Bug tree-optimization/90949] [9 Regression] null pointer check removed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949 --- Comment #11 from Jeffrey A. Law --- Author: law Date: Fri Jun 28 20:58:42 2019 New Revision: 272797 URL: https://gcc.gnu.org/viewcvs?rev=272797&root=gcc&view=rev Log: PR tree-optimization/90949 * tree-ssa-copy.c (fini_copy_pr

[Bug tree-optimization/90949] [9 Regression] null pointer check removed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90949 --- Comment #12 from Jeffrey A. Law --- Author: law Date: Fri Jun 28 21:01:56 2019 New Revision: 272798 URL: https://gcc.gnu.org/viewcvs?rev=272798&root=gcc&view=rev Log: PR tree-optimization/90949 * tree-ssa-copy.c (fini_copy_pr

[Bug tree-optimization/90883] Generated code is worse if returned struct is unnamed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=90883 --- Comment #13 from Jeffrey A. Law --- Author: law Date: Tue Jul 2 23:01:53 2019 New Revision: 272949 URL: https://gcc.gnu.org/viewcvs?rev=272949&root=gcc&view=rev Log: PR tree-optimization/90883 * g++.dg/tree-ssa/pr90883.c: Ad

[Bug tree-optimization/91090] A suspicious code in tree-ssa-dom.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=91090 --- Comment #3 from Jeffrey A. Law --- Author: law Date: Sun Jul 7 18:42:45 2019 New Revision: 273184 URL: https://gcc.gnu.org/viewcvs?rev=273184&root=gcc&view=rev Log: PR tree-optimization/91090 * tree-ssa-dom.c (simplify_stmt_

[Bug tree-optimization/89430] A missing ifcvt optimization to generate csel

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=89430 --- Comment #9 from Jeffrey A. Law --- Author: law Date: Fri Jul 12 16:28:43 2019 New Revision: 273449 URL: https://gcc.gnu.org/viewcvs?rev=273449&root=gcc&view=rev Log: 2019-07-12 Jiangning Liu PR tree-optimization/89430 * t

[Bug tree-optimization/86010] [7/8/9 Regression] redundant memset with smaller size not eliminated

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86010 --- Comment #5 from Jeffrey A. Law --- Author: law Date: Fri Jul 6 03:43:42 2018 New Revision: 262464 URL: https://gcc.gnu.org/viewcvs?rev=262464&root=gcc&view=rev Log: PR tree-optimization/86010 * tree-ssa-dse.c (compute_trims)

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