[Bug tree-optimization/80519] if(p)free(p) with -Os

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80519 Marc Glisse changed: What|Removed |Added CC||izaberina at gmail dot com --- Comment #6

[Bug c/81166] no need to check if the pointer you pass to free is NULL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81166 Marc Glisse changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug c++/81164] [7/8 Regression] ICE in inherited_ctor_binfo_1 when using virtual inheritance

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81164 Martin Liška changed: What|Removed |Added Keywords||ice-on-invalid-code Status|UN

[Bug tree-optimization/81163] error: ‘snprintf’ output may be truncated before the last format character [-werror=format-truncation=] note: ‘snprintf’ output between 2 and 266 bytes into a destination

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81163 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug c++/81167] [8 Regression] ICE on valid C++ code in deferred_printed_type, at cp/error.c:118

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81167 --- Comment #1 from Martin Liška --- Created attachment 41606 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41606&action=edit test-case

[Bug c++/81167] New: [8 Regression] ICE on valid C++ code in deferred_printed_type, at cp/error.c:118

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81167 Bug ID: 81167 Summary: [8 Regression] ICE on valid C++ code in deferred_printed_type, at cp/error.c:118 Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords:

[Bug fortran/80164] ICE in gfc_format_decoder at gcc/fortran/error.c:933

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80164 --- Comment #6 from Martin Liška --- Is there please any progress, I can confirm the suggested patch works for me.

[Bug libgomp/36298] gomp contains small memoryleak

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=36298 Rahul OB changed: What|Removed |Added CC||rpatel at officebrain dot com --- Comment #2

[Bug c/81166] New: no need to check if the pointer you pass to free is NULL

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81166 Bug ID: 81166 Summary: no need to check if the pointer you pass to free is NULL Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Pri

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

get: x86_64-pc-linux-gnu configure woth: ../gcc/configure --prefix=/home/kota/opt/gcc --program-suffix=-8.0 --disable-multilib --enable-languages=c thred model: posix gcc version 8.0.0 20170621 (experimental) (GCC) $ gcc-7.0.1 -v using built-in specs. COLLECT_GCC=gcc-7.0.1 COLLECT_LTO_WRAPPER=/home

[Bug c++/81147] [avr] C++ for -mmcu=atmega2560 doesn't do NRVO or RVO when class inherits from empty base

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81147 --- Comment #1 from Felipe Magno de Almeida --- Forgot to mention that removing the inheritance of A and seq from parser_base (leaving it without inheriting anything) does make NRVO and RVO work again. Unfortunately not a workaround I can use.

[Bug target/80510] Optimize Power7/power8 Altivec load/stores

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80510 --- Comment #7 from Michael Meissner --- Author: meissner Date: Thu Jun 22 00:56:55 2017 New Revision: 249493 URL: https://gcc.gnu.org/viewcvs?rev=249493&root=gcc&view=rev Log: 2017-06-21 Michael Meissner Back port from mainline

[Bug c++/81164] New: [7/8 Regression] ICE in inherited_ctor_binfo_1 when using virtual inheritance

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81164 Bug ID: 81164 Summary: [7/8 Regression] ICE in inherited_ctor_binfo_1 when using virtual inheritance Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: nor

[Bug tree-optimization/81163] New: error: ‘snprintf’ output may be truncated before the last format character [-werror=format-truncation=] note: ‘snprintf’ output between 2 and 266 bytes into a destin

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81163 Bug ID: 81163 Summary: error: ‘snprintf’ output may be truncated before the last format character [-werror=format-truncation=] note: ‘snprintf’ output between 2 and 266 bytes into a

[Bug c++/66944] ICE on static thread_local member in class template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66944 --- Comment #7 from Jason Vas Dias --- And there is no workaround, really - one cannot initialize a C++ class object member of a static thread_local C++ template class object member in one place, outside the class, and use that same object in a

[Bug c++/66944] ICE on static thread_local member in class template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66944 --- Comment #6 from Jason Vas Dias --- (In reply to Jason Vas Dias from comment #5) > It also happens with GCC 5.4.0 - Also happens in GCC 6.3.0 .

[Bug target/80510] Optimize Power7/power8 Altivec load/stores

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80510 --- Comment #6 from Michael Meissner --- Author: meissner Date: Wed Jun 21 22:51:15 2017 New Revision: 249488 URL: https://gcc.gnu.org/viewcvs?rev=249488&root=gcc&view=rev Log: 2017-06-21 Michael Meissner Back port from mainline

[Bug c++/66944] ICE on static thread_local member in class template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66944 Jason Vas Dias changed: What|Removed |Added CC||jason.vas.dias at gmail dot com --- Com

[Bug testsuite/80759] gcc.target/x86_64/abi/ms-sysv FAILs

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80759 --- Comment #50 from Daniel Santos --- Created attachment 41605 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41605&action=edit darwin fixup (on top of v6) (In reply to r...@cebitec.uni-bielefeld.de from comment #49) > > No worries at al

[Bug target/81151] -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:23:16 2017 New Revision: 249484 URL: https://gcc.gnu.org/viewcvs?rev=249484&root=gcc&view=rev Log: PR target/81151 * config/i386/sse.md (round2): Renumber ma

[Bug c++/81154] OpenMP with shared variable in a template class crash

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81154 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:22:05 2017 New Revision: 249483 URL: https://gcc.gnu.org/viewcvs?rev=249483&root=gcc&view=rev Log: PR c++/81154 * semantics.c (handle_omp_array_sections_1, f

[Bug c++/81130] [6/7/8 Regression] ICE OpenMP shared clause in gimplify_var_or_parm_decl, at gimplify.c:2584

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81130 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:19:38 2017 New Revision: 249482 URL: https://gcc.gnu.org/viewcvs?rev=249482&root=gcc&view=rev Log: PR c++/81130 * gimplify.c (omp_add_variable): Don't force

[Bug target/81121] [7/8 Regression] ICE: in extract_insn, at recog.c:2311

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81121 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:18:34 2017 New Revision: 249481 URL: https://gcc.gnu.org/viewcvs?rev=249481&root=gcc&view=rev Log: Backported from mainline 2017-06-20 Jakub Jelinek

[Bug sanitizer/81111] [8 Regression] Cannot build libstdc++ with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=8 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:17:49 2017 New Revision: 249480 URL: https://gcc.gnu.org/viewcvs?rev=249480&root=gcc&view=rev Log: Backported from mainline 2017-06-20 Jakub Jelinek

[Bug sanitizer/81125] [7/8 Regression] -fsanitize=undefined ICE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81125 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:17:49 2017 New Revision: 249480 URL: https://gcc.gnu.org/viewcvs?rev=249480&root=gcc&view=rev Log: Backported from mainline 2017-06-20 Jakub Jelinek

[Bug sanitizer/80973] ICE with lambda and -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80973 --- Comment #5 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:15:55 2017 New Revision: 249479 URL: https://gcc.gnu.org/viewcvs?rev=249479&root=gcc&view=rev Log: Backported from mainline 2017-06-13 Jakub Jelinek

[Bug c++/80984] [5/6/7 Regression] ICE with label/variable ambiguity

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80984 --- Comment #4 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 22:14:23 2017 New Revision: 249478 URL: https://gcc.gnu.org/viewcvs?rev=249478&root=gcc&view=rev Log: Backported from mainline 2017-06-13 Jakub Jelinek

[Bug middle-end/81161] poor code concatenating bitfields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81161 --- Comment #3 from Nathan Sidwell --- similar but different. Maybe same underlying optimization is needed. I don't know.

[Bug c/81156] GCC fails to compile a formula with tgmath.h

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81156 --- Comment #1 from joseph at codesourcery dot com --- Different OSes (and sometimes different compilers) have different tgmath.h implementations. Those implementations typically expand calls to tgmath.h macros to expansions that repeat their

[Bug tree-optimization/81162] New: UBSAN switch triggers incorrect optimization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81162 Bug ID: 81162 Summary: UBSAN switch triggers incorrect optimization Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: tree-o

[Bug target/79799] Improve vec_insert of float on Power9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79799 --- Comment #2 from Michael Meissner --- Note, the test fails on big endian systems. It used the wrong test.

[Bug libstdc++/80940] [7/8 Regression] Private inheritance from std::ostream - compilation error for custom operator <

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80940 Ville Voutilainen changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/80675] Incorrect implementation of LWG 2534

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80675 Ville Voutilainen changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug libstdc++/80675] Incorrect implementation of LWG 2534

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80675 --- Comment #3 from ville at gcc dot gnu.org --- Author: ville Date: Wed Jun 21 21:09:46 2017 New Revision: 249471 URL: https://gcc.gnu.org/viewcvs?rev=249471&root=gcc&view=rev Log: PR libstdc++/80675, PR libstdc++/80940 Backport from mainline 2

[Bug libstdc++/80940] [7/8 Regression] Private inheritance from std::ostream - compilation error for custom operator <

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80940 --- Comment #3 from ville at gcc dot gnu.org --- Author: ville Date: Wed Jun 21 21:09:46 2017 New Revision: 249471 URL: https://gcc.gnu.org/viewcvs?rev=249471&root=gcc&view=rev Log: PR libstdc++/80675, PR libstdc++/80940 Backport from mainline 2

[Bug target/80510] Optimize Power7/power8 Altivec load/stores

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80510 --- Comment #5 from Michael Meissner --- Author: meissner Date: Wed Jun 21 21:08:40 2017 New Revision: 249470 URL: https://gcc.gnu.org/viewcvs?rev=249470&root=gcc&view=rev Log: 2017-06-21 Michael Meissner PR target/80510 * gc

[Bug tree-optimization/35503] Warning about restricted pointers?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=35503 Martin Sebor changed: What|Removed |Added Status|NEW |ASSIGNED Component|c

[Bug middle-end/81161] poor code concatenating bitfields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81161 --- Comment #2 from Andrew Pinski --- See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=18041#c7 .

[Bug middle-end/81161] poor code concatenating bitfields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81161 Andrew Pinski changed: What|Removed |Added Depends on||18041 --- Comment #1 from Andrew Pinski

[Bug c++/66639] declare __func__ , __FUNCTION__ & __PRETTY_FUNCTION__ as constexpr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66639 Michael Jones changed: What|Removed |Added CC||gcc at jonesmz dot com --- Comment #10 f

[Bug target/81151] -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 20:02:00 2017 New Revision: 249469 URL: https://gcc.gnu.org/viewcvs?rev=249469&root=gcc&view=rev Log: PR target/81151 * config/i386/sse.md (round2): Renumber ma

[Bug libstdc++/80940] [7/8 Regression] Private inheritance from std::ostream - compilation error for custom operator <

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80940 --- Comment #2 from ville at gcc dot gnu.org --- Author: ville Date: Wed Jun 21 19:53:26 2017 New Revision: 249468 URL: https://gcc.gnu.org/viewcvs?rev=249468&root=gcc&view=rev Log: PR libstdc++/80675, PR libstdc++/80940 * include/std/istream: (

[Bug libstdc++/80675] Incorrect implementation of LWG 2534

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80675 --- Comment #2 from ville at gcc dot gnu.org --- Author: ville Date: Wed Jun 21 19:53:26 2017 New Revision: 249468 URL: https://gcc.gnu.org/viewcvs?rev=249468&root=gcc&view=rev Log: PR libstdc++/80675, PR libstdc++/80940 * include/std/istream: (

[Bug c/35503] Warning about restricted pointers?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=35503 --- Comment #7 from Martin Sebor --- I don't think the current implementation of the warning is prone to false positives so it seems that it could safely be included it in -Wall. Unfortunately, the overly simplistic implementation makes it prone

[Bug fortran/81160] arith.c:2009: bad statement order ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81160 Jerry DeLisle changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug middle-end/81161] New: poor code concatenating bitfields

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81161 Bug ID: 81161 Summary: poor code concatenating bitfields Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: middle-end

[Bug fortran/81160] New: arith.c:2009: bad statement order ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81160 Bug ID: 81160 Summary: arith.c:2009: bad statement order ? Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran

[Bug c++/81159] New: New warning idea: -Wself-move

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81159 Bug ID: 81159 Summary: New warning idea: -Wself-move Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assigne

[Bug ipa/81133] [8 Regression] PGO/LTO bootstrap: ICE: in inline_small_functions, at ipa-inline.c:1891

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81133 Jan Hubicka changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug middle-end/78918] missing -Wrestrict on memcpy copying over self

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78918 Florian Weimer changed: What|Removed |Added See Also||https://gcc.gnu.org/bugzill

[Bug middle-end/78918] missing -Wrestrict on memcpy copying over self

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78918 Martin Sebor changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/46476] Missing Warning about unreachable code after return

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46476 --- Comment #16 from David Binderman --- (In reply to Manuel López-Ibáñez from comment #14) > But the main barrier for this is not technical or acceptance, it is > leadership and human resources. And the usual time and money. There are plenty

[Bug sanitizer/81094] -fsanitize=object-size does not instrument aggregate call arguments

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81094 Jakub Jelinek changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c++/81154] OpenMP with shared variable in a template class crash

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81154 --- Comment #3 from Jakub Jelinek --- Author: jakub Date: Wed Jun 21 18:30:32 2017 New Revision: 249467 URL: https://gcc.gnu.org/viewcvs?rev=249467&root=gcc&view=rev Log: PR c++/81154 * semantics.c (handle_omp_array_sections_1, f

[Bug target/81158] New: [8 regression] Many test case failures starting with r249424

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81158 Bug ID: 81158 Summary: [8 regression] Many test case failures starting with r249424 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Pri

[Bug target/68163] GCC on power8 does not issue the stxsspx instruction on power8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68163 Michael Meissner changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/80718] GCC generates slow code for offsettable vec_duplicate

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80718 Michael Meissner changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/80510] Optimize Power7/power8 Altivec load/stores

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80510 --- Comment #4 from Michael Meissner --- Author: meissner Date: Wed Jun 21 18:02:37 2017 New Revision: 249466 URL: https://gcc.gnu.org/viewcvs?rev=249466&root=gcc&view=rev Log: [gcc] 2017-06-21 Michael Meissner Back port from mainlin

[Bug target/68163] GCC on power8 does not issue the stxsspx instruction on power8

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68163 --- Comment #5 from Michael Meissner --- Author: meissner Date: Wed Jun 21 18:02:37 2017 New Revision: 249466 URL: https://gcc.gnu.org/viewcvs?rev=249466&root=gcc&view=rev Log: [gcc] 2017-06-21 Michael Meissner Back port from mainlin

[Bug target/80718] GCC generates slow code for offsettable vec_duplicate

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80718 --- Comment #5 from Michael Meissner --- Author: meissner Date: Wed Jun 21 18:02:37 2017 New Revision: 249466 URL: https://gcc.gnu.org/viewcvs?rev=249466&root=gcc&view=rev Log: [gcc] 2017-06-21 Michael Meissner Back port from mainlin

[Bug c++/81157] New: If constexpr does not support Short-circuit evaluation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81157 Bug ID: 81157 Summary: If constexpr does not support Short-circuit evaluation Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compo

[Bug sanitizer/81148] UBSAN: two more false positives

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81148 --- Comment #7 from Marek Polacek --- So were in "associate:", where lit0 = -123 lit1 = -1 which is associated to lit0 = -124 and var0 = null var1 = -((long int) ~(x != 0) ^ 9223372036854775806) which is associated to var0 = -((long int) ~(x != 0

[Bug c/81156] New: GCC fails to compile a formula with tgmath.h

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81156 Bug ID: 81156 Summary: GCC fails to compile a formula with tgmath.h Product: gcc Version: unknown Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug bootstrap/78251] config/gettext.m4 and config/iconv.m4 contaminate CPPFLAGS

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78251 --- Comment #3 from Mike Stump --- I've been avoiding this bug for years by just removing the unwind.h header. :-(

[Bug c++/81154] OpenMP with shared variable in a template class crash

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81154 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug bootstrap/81037] Xcode 9 requires back ports on gcc-5-branch and gcc-6-branch for bootstrapping under Xcode 9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81037 mrs at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug bootstrap/81037] Xcode 9 requires back ports on gcc-5-branch and gcc-6-branch for bootstrapping under Xcode 9

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81037 --- Comment #5 from Mike Stump --- Fixed in 6.4. Leaving open for 5 backports.

[Bug bootstrap/81150] [8 Regression] GCC is miscompiled with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81150 H.J. Lu changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/81136] [8 Regression] ICE: in vect_update_misalignment_for_peel, at tree-vect-data-refs.c:910

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81136 rsandifo at gcc dot gnu.org changed: What|Removed |Added Status|NEW |ASSIGNED Assigne

[Bug sanitizer/81148] UBSAN: two more false positives

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81148 --- Comment #6 from Marek Polacek --- We basically have -123 - (LONG_MIN + 1) but it's being folded to -LONG_MIN + -124 which is of course not correct.

[Bug debug/81155] New: Debug make check regressions in GCC 8.0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81155 Bug ID: 81155 Summary: Debug make check regressions in GCC 8.0 Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: debug

[Bug c++/46476] Missing Warning about unreachable code after return

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46476 --- Comment #15 from Jon Grant --- I saw Bjarne Stroustrup announced C++ Core Guidelines, as a gitproject which includes a checker. At least it would all be in one place as a project.

[Bug c++/81152] False strict-aliasing warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81152 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug sanitizer/81148] UBSAN: two more false positives

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81148 --- Comment #5 from Marek Polacek --- It's the (flag_sanitize & SANITIZE_SI_OVERFLOW) == 0 check in fold_negate_expr_1 that makes the difference w/ and w/o ubsan.

[Bug sanitizer/81148] UBSAN: two more false positives

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81148 --- Comment #4 from Marek Polacek --- Started with commit 69693ea7b7ed45a12cbd505b2a66257fd4e81669 Author: rguenth Date: Fri Jun 26 10:59:27 2015 + 2015-06-26 Richard Biener * fold-const.c (fold_binary_loc): Remove -A

[Bug c++/46476] Missing Warning about unreachable code after return

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46476 --- Comment #14 from Manuel López-Ibáñez --- (In reply to Jon Grant from comment #13) > May be simpler to just implement these static analysis checkers outside of a > compiler. Or as a plugin to GCC (so that it reuses GCC internals) that is stor

[Bug c++/81154] OpenMP with shared variable in a template class crash

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81154 mplaneta at os dot inf.tu-dresden.de changed: What|Removed |Added CC||mplaneta at os dot

[Bug c++/81154] New: OpenMP with shared variable in a template class crash

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81154 Bug ID: 81154 Summary: OpenMP with shared variable in a template class crash Product: gcc Version: 7.1.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compon

[Bug c++/12944] [meta-bug] C++ name-lookup problems

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=12944 Bug 12944 depends on bug 67074, which changed state. Bug 67074 Summary: Name lookup ambiguity between namespace and its alias https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67074 What|Removed |Added --

[Bug c++/67074] Name lookup ambiguity between namespace and its alias

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67074 Nathan Sidwell changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug c/81153] Incorrect annotation causes an internal compiler error at tree-ssanames.c line 375

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81153 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug tree-optimization/80612] [7 Regression] ICE in get_range_info, at tree-ssanames.c:375

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80612 Marek Polacek changed: What|Removed |Added CC||ernst.vanveenendaal@prismte

[Bug c/81153] Incorrect annotation causes an internal compiler error at tree-ssanames.c line 375

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81153 --- Comment #2 from Marek Polacek --- I fixed this in r247586 but seems I never backported the fix.

[Bug c/81153] Incorrect annotation causes an internal compiler error at tree-ssanames.c line 375

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81153 --- Comment #1 from ernst.vanveenendaal at prismtech dot com --- Created attachment 41600 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41600&action=edit reproducer

[Bug c/81153] New: Incorrect annotation causes an internal compiler error at tree-ssanames.c line 375

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81153 Bug ID: 81153 Summary: Incorrect annotation causes an internal compiler error at tree-ssanames.c line 375 Product: gcc Version: 7.1.1 Status: UNCONFIRMED Severi

[Bug tree-optimization/79489] Strange static branch prediction for n != 0

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79489 --- Comment #7 from Martin Liška --- Author: marxin Date: Wed Jun 21 12:51:46 2017 New Revision: 249450 URL: https://gcc.gnu.org/viewcvs?rev=249450&root=gcc&view=rev Log: Make early return predictor more precise. 2017-06-21 Martin Liska

[Bug c++/81152] False strict-aliasing warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81152 --- Comment #1 from Lasse Reinhold --- Created attachment 41598 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41598&action=edit Non-stack overflowing version

[Bug libstdc++/81138] std::money_put facet does not write '0' before decimal point

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81138 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/81151] -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 Jakub Jelinek changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jakub at gcc dot gnu.org --- Comm

[Bug target/81151] -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED CC|

[Bug c++/81152] New: False strict-aliasing warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81152 Bug ID: 81152 Summary: False strict-aliasing warning Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++ Assigne

[Bug c++/81134] C++ partial template specialization issue

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81134 --- Comment #5 from Jonathan Wakely --- To determine the type of the conditional expression it's necessary to know the types of both GCD::value and GCD::value, which requires instantiating both of GCD and GCD, which triggers the infinite recursio

[Bug c++/46476] Missing Warning about unreachable code after return

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=46476 --- Comment #13 from Jon Grant --- May be simpler to just implement these static analysis checkers outside of a compiler.

[Bug c++/81151] -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 Martin Liška changed: What|Removed |Added Last reconfirmed||2017-6-21 CC|

[Bug c++/81151] New: -Wmaybe-uninitialized in insn-emit.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81151 Bug ID: 81151 Summary: -Wmaybe-uninitialized in insn-emit.c Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug sanitizer/81125] [7/8 Regression] -fsanitize=undefined ICE

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81125 --- Comment #4 from Dominique d'Humieres --- Still fails on darwin /opt/gcc/_clean/gcc/testsuite/g++.dg/ubsan/pr81125.C: In constructor 'A::A(long int)': /opt/gcc/_clean/gcc/testsuite/g++.dg/ubsan/pr81125.C:19:14: internal compiler error: in mak

[Bug inline-asm/70184] Explicit register variables holding function arguments overwritten by conversion libcall

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70184 Ramana Radhakrishnan changed: What|Removed |Added Target Milestone|--- |6.3 --- Comment #11 from Ramana R

[Bug target/81142] Segmentation fault when using static __thread variables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81142 --- Comment #7 from tomas_paukrt at conel dot cz --- I attached another C source file that is even simpler. Compiled program causes segmentation fault on AM335X (Cortex-A8) as well as on SPEAr320S-2 (ARM926EJ-S). Using option -ftls-model=initial

[Bug bootstrap/81150] [8 Regression] GCC is miscompiled with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81150 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug target/81142] Segmentation fault when using static __thread variables

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81142 --- Comment #6 from tomas_paukrt at conel dot cz --- Created attachment 41595 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=41595&action=edit C source file without snprintf

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