[Bug rtl-optimization/78132] [7 Regression] GCC produces invalid instruction (kmovd and kmovq) for KNL.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78132 --- Comment #6 from Jakub Jelinek --- Author: jakub Date: Fri Oct 28 07:12:52 2016 New Revision: 241641 URL: https://gcc.gnu.org/viewcvs?rev=241641&root=gcc&view=rev Log: PR rtl-optimization/78132 * ree.c (combine_reaching_defs):

[Bug c++/78139] New: [7 regression][c++1z] inaccessible destructor required in new expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78139 Bug ID: 78139 Summary: [7 regression][c++1z] inaccessible destructor required in new expression Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug rtl-optimization/77919] [5/6/7 Regression] ICE converting DC to V2DF mode

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77919 --- Comment #7 from Jakub Jelinek --- Author: jakub Date: Fri Oct 28 08:11:57 2016 New Revision: 241642 URL: https://gcc.gnu.org/viewcvs?rev=241642&root=gcc&view=rev Log: PR rtl-optimization/77919 * expr.c (expand_expr_real_1) :

[Bug other/53928] use tar.xz

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=53928 Andrew Pinski changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug lto/78140] New: [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 Bug ID: 78140 Summary: [7 Regression] libxul -flto uses 1GB more memory than gcc-6 Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords: memory-hog

[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 --- Comment #2 from Markus Trippelsdorf --- Created attachment 39916 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39916&action=edit gcc-7 memory graph

[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 --- Comment #1 from Markus Trippelsdorf --- Created attachment 39915 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=39915&action=edit gcc-6 memory graph

[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 Richard Biener changed: What|Removed |Added Keywords||lto Target Milestone|---

[Bug c++/78139] [7 regression][c++1z] inaccessible destructor required in new expression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78139 Richard Biener changed: What|Removed |Added Keywords||rejects-valid Target Milestone|---

[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 --- Comment #4 from Markus Trippelsdorf --- Basicaly just "-O3 -flto".

[Bug tree-optimization/71237] [7 regression] scev tests failing after pass reorganization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71237 Eric Botcazou changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug lto/78140] [7 Regression] libxul -flto uses 1GB more memory than gcc-6

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78140 --- Comment #5 from Markus Trippelsdorf --- Similar picture on ppc64le (this uses a much older version of Firefox, so overall memory usage is lower): gcc7: Execution times (seconds) phase setup : 0.00 ( 0%) usr 0.00 ( 0%) sys

[Bug c++/78141] New: Missing uninitialized warning about struct member after change another struct definition (without optimization)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78141 Bug ID: 78141 Summary: Missing uninitialized warning about struct member after change another struct definition (without optimization) Product: gcc Version: 5.4.0

[Bug middle-end/78142] New: Commit r241590 is causing weird spills on gcc.target/aarch64/vector_initialization_nostack.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78142 Bug ID: 78142 Summary: Commit r241590 is causing weird spills on gcc.target/aarch64/vector_initialization_nostack.c Product: gcc Version: 7.0 Status: UNCONFIRMED

[Bug testsuite/78136] gcc.dg/cpp/trad/include.c fails with newer glibc versions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78136 James Greenhalgh changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug go/78143] New: [7 Regression] bootstrap broken in libgo on powerpc-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78143 Bug ID: 78143 Summary: [7 Regression] bootstrap broken in libgo on powerpc-linux-gnu Product: gcc Version: 6.2.1 Status: UNCONFIRMED Severity: normal

[Bug go/78144] New: FAIL: time on systems with tzdata2016g installed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78144 Bug ID: 78144 Summary: FAIL: time on systems with tzdata2016g installed Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: go

[Bug go/78145] New: Several go.test tests fail with error: integer constant overflow on 32bit targets

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78145 Bug ID: 78145 Summary: Several go.test tests fail with error: integer constant overflow on 32bit targets Product: gcc Version: 7.0 Status: UNCONFIRMED Severity:

[Bug go/78143] [7 Regression] bootstrap broken in libgo on powerpc-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78143 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.0

[Bug middle-end/78142] Commit r241590 is causing weird spills on gcc.target/aarch64/vector_initialization_nostack.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78142 --- Comment #1 from Tamar Christina --- Looking at it again, this is not actually spilling, it's just using more registers than before. I will update the testcase.

[Bug go/78145] Several go.test tests fail with error: integer constant overflow on 32bit targets

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78145 Eric Botcazou changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug other/78146] New: "-std=c++11 -std=gnu++11" is different from "-std=gnu++11" alone

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78146 Bug ID: 78146 Summary: "-std=c++11 -std=gnu++11" is different from "-std=gnu++11" alone Product: gcc Version: 6.2.1 Status: UNCONFIRMED Severity: normal

[Bug driver/78146] "-std=c++11 -std=gnu++11" is different from "-std=gnu++11" alone

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78146 Laurent Rineau changed: What|Removed |Added Component|other |driver --- Comment #1 from Laurent Rine

[Bug driver/78146] "-std=c++11 -std=gnu++11" is different from "-std=gnu++11" alone

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78146 --- Comment #2 from Marc Glisse --- PR 77948 ?

[Bug driver/78146] "-std=c++11 -std=gnu++11" is different from "-std=gnu++11" alone

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78146 Laurent Rineau changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/77308] surprisingly large stack usage for sha512 on arm

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77308 --- Comment #27 from wilco at gcc dot gnu.org --- (In reply to Bernd Edlinger from comment #26) > (In reply to wilco from comment #25) > > > > Alternatives can be disabled, there are flags, eg: > > > > (set_attr "arch" "neon_for_64bits,*,*,avoid

[Bug c++/77948] Option processing of -std=c++11 -std=gnu++11 doesn't reset ext_numeric_literals

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77948 Laurent Rineau changed: What|Removed |Added CC||Laurent.Rineau__gcc@normale

[Bug middle-end/78128] [7 regression] fortran/resolve.c:resolve_operator miscompiled at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78128 --- Comment #4 from Richard Biener --- Author: rguenth Date: Fri Oct 28 13:07:59 2016 New Revision: 241645 URL: https://gcc.gnu.org/viewcvs?rev=241645&root=gcc&view=rev Log: 2016-10-28 Richard Biener PR middle-end/78128 PR mi

[Bug middle-end/71002] [6 Regression] -fstrict-aliasing breaks Boost's short string optimization implementation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71002 --- Comment #17 from Richard Biener --- Author: rguenth Date: Fri Oct 28 13:07:59 2016 New Revision: 241645 URL: https://gcc.gnu.org/viewcvs?rev=241645&root=gcc&view=rev Log: 2016-10-28 Richard Biener PR middle-end/78128 PR m

[Bug middle-end/71002] [6 Regression] -fstrict-aliasing breaks Boost's short string optimization implementation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71002 Bug 71002 depends on bug 78128, which changed state. Bug 78128 Summary: [7 regression] fortran/resolve.c:resolve_operator miscompiled at -O2 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78128 What|Removed |Adde

[Bug middle-end/71002] [6 Regression] -fstrict-aliasing breaks Boost's short string optimization implementation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71002 --- Comment #18 from Richard Biener --- Author: rguenth Date: Fri Oct 28 13:13:31 2016 New Revision: 241646 URL: https://gcc.gnu.org/viewcvs?rev=241646&root=gcc&view=rev Log: 2016-10-28 Richard Biener PR middle-end/78128 PR m

[Bug middle-end/78128] [7 regression] fortran/resolve.c:resolve_operator miscompiled at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78128 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug middle-end/78128] [7 regression] fortran/resolve.c:resolve_operator miscompiled at -O2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78128 --- Comment #6 from Richard Biener --- Author: rguenth Date: Fri Oct 28 13:13:31 2016 New Revision: 241646 URL: https://gcc.gnu.org/viewcvs?rev=241646&root=gcc&view=rev Log: 2016-10-28 Richard Biener PR middle-end/78128 PR mi

[Bug middle-end/72747] powerpc: wrong code generated for vec_splats in cascading assignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72747 --- Comment #2 from Will Schmidt --- Author: willschm Date: Fri Oct 28 13:28:46 2016 New Revision: 241647 URL: https://gcc.gnu.org/viewcvs?rev=241647&root=gcc&view=rev Log: gcc: 2016-10-26 Will Schmidt PR middle-end/72747 * gi

[Bug middle-end/22141] [5/6/7 Regression] Missing optimization when storing structures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=22141 --- Comment #37 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Fri Oct 28 14:18:50 2016 New Revision: 241649 URL: https://gcc.gnu.org/viewcvs?rev=241649&root=gcc&view=rev Log: GIMPLE store merging pass 2016-10-28 Kyrylo Tkachov

[Bug rtl-optimization/23684] Combine stores for non strict alignment targets

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=23684 --- Comment #15 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Fri Oct 28 14:18:50 2016 New Revision: 241649 URL: https://gcc.gnu.org/viewcvs?rev=241649&root=gcc&view=rev Log: GIMPLE store merging pass 2016-10-28 Kyrylo Tkachov

[Bug rtl-optimization/78029] [7 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2285

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78029 --- Comment #8 from Segher Boessenkool --- Author: segher Date: Fri Oct 28 14:39:28 2016 New Revision: 241650 URL: https://gcc.gnu.org/viewcvs?rev=241650&root=gcc&view=rev Log: sched: Do not mix prologue and epilogue insns This patch makes sche

[Bug c++/78147] New: The -Wshadow warning is too aggressive with constructor parameters

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78147 Bug ID: 78147 Summary: The -Wshadow warning is too aggressive with constructor parameters Product: gcc Version: 6.2.0 Status: UNCONFIRMED Severity: normal

[Bug target/71399] [5/6/7 Regression] 5.3.0 bootstrap comparison failure on arm-linux-gnueabihf

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71399 --- Comment #13 from Ludovic Courtès --- Ping!

[Bug debug/77773] [6/7 Regression] Segfault when compiling __simd64_float16_t using arm-none-eabi-g++ with debug information

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3 --- Comment #6 from Aldy Hernandez --- Author: aldyh Date: Fri Oct 28 16:41:29 2016 New Revision: 241653 URL: https://gcc.gnu.org/viewcvs?rev=241653&root=gcc&view=rev Log: PR debug/3 * c-pretty-print.c (simple_type_specifier)

[Bug debug/77773] [6 Regression] Segfault when compiling __simd64_float16_t using arm-none-eabi-g++ with debug information

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3 Aldy Hernandez changed: What|Removed |Added Version|7.0 |6.2.1 Summary|[6/7 Regressio

[Bug c++/57082] brace initialization requires public destructor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=57082 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug libstdc++/71044] Optimize std::filesystem implementation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71044 --- Comment #3 from Jonathan Wakely --- Several member functions of path construct a path from their argument, but could be done without any allocations, e.g. path::compare(string_view)

[Bug testsuite/78136] gcc.dg/cpp/trad/include.c fails with newer glibc versions

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78136 --- Comment #2 from joseph at codesourcery dot com --- This test clearly needs to use a header local to the testsuite rather than expecting system headers to work with -traditional-cpp (at which point the existing exclusion of vxworks_kernel an

[Bug target/78148] New: [7 Regression] r241649 causes -fcompare-debug failure on ppc64le

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78148 Bug ID: 78148 Summary: [7 Regression] r241649 causes -fcompare-debug failure on ppc64le Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug target/78148] [7 Regression] r241649 causes -fcompare-debug failure on ppc64le

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78148 Andrew Pinski changed: What|Removed |Added Keywords||wrong-code Target Milestone|---

[Bug debug/77773] [6 Regression] Segfault when compiling __simd64_float16_t using arm-none-eabi-g++ with debug information

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3 --- Comment #8 from Aldy Hernandez --- Author: aldyh Date: Fri Oct 28 18:34:25 2016 New Revision: 241657 URL: https://gcc.gnu.org/viewcvs?rev=241657&root=gcc&view=rev Log: PR debug/3 * c-pretty-print.c (simple_type_specifier)

[Bug debug/77773] [6 Regression] Segfault when compiling __simd64_float16_t using arm-none-eabi-g++ with debug information

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3 Aldy Hernandez changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug middle-end/78149] New: missing warning on strncpy buffer overflow due to an excessive bound

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78149 Bug ID: 78149 Summary: missing warning on strncpy buffer overflow due to an excessive bound Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/78149] missing warning on strncpy buffer overflow due to an excessive bound

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78149 Martin Sebor changed: What|Removed |Added Keywords||diagnostic Status|UNCONFIRMED

[Bug go/78143] [7 Regression] bootstrap broken in libgo on powerpc-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78143 --- Comment #1 from ian at gcc dot gnu.org --- Author: ian Date: Fri Oct 28 18:57:36 2016 New Revision: 241659 URL: https://gcc.gnu.org/viewcvs?rev=241659&root=gcc&view=rev Log: PR go/78143 runtime: build lfstack_32bit.go on ppc

[Bug tree-optimization/43721] Failure to optimise (a/b) and (a%b) into single __aeabi_idivmod call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43721 --- Comment #9 from prathamesh3492 at gcc dot gnu.org --- Author: prathamesh3492 Date: Fri Oct 28 19:05:12 2016 New Revision: 241660 URL: https://gcc.gnu.org/viewcvs?rev=241660&root=gcc&view=rev Log: 2016-10-28 Prathamesh Kulkarni

[Bug tree-optimization/43721] Failure to optimise (a/b) and (a%b) into single __aeabi_idivmod call

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43721 --- Comment #10 from prathamesh3492 at gcc dot gnu.org --- Fixed on trunk.

[Bug fortran/78150] New: Runtime segmentation fault when write variable on string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78150 Bug ID: 78150 Summary: Runtime segmentation fault when write variable on string Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priorit

[Bug go/78143] [7 Regression] bootstrap broken in libgo on powerpc-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78143 Ian Lance Taylor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug fortran/78150] Runtime segmentation fault when write variable on string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78150 kargl at gcc dot gnu.org changed: What|Removed |Added CC||kargl at gcc dot gnu.org --- C

[Bug go/78144] FAIL: time on systems with tzdata2016g installed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78144 --- Comment #1 from ian at gcc dot gnu.org --- Author: ian Date: Fri Oct 28 20:21:52 2016 New Revision: 241661 URL: https://gcc.gnu.org/viewcvs?rev=241661&root=gcc&view=rev Log: PR go/78144 libgo: incorporate fix for timezone test

[Bug go/78144] FAIL: time on systems with tzdata2016g installed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78144 --- Comment #2 from ian at gcc dot gnu.org --- Author: ian Date: Fri Oct 28 20:22:10 2016 New Revision: 241662 URL: https://gcc.gnu.org/viewcvs?rev=241662&root=gcc&view=rev Log: PR go/78144 libgo: incorporate fix for timezone test

[Bug tree-optimization/78151] New: Fail to vectorize *min_element

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78151 Bug ID: 78151 Summary: Fail to vectorize *min_element Product: gcc Version: 7.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: enhancement Priority

[Bug go/78144] FAIL: time on systems with tzdata2016g installed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78144 Ian Lance Taylor changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/71847] powerpc64le: Potential rlwinm optimisation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71847 --- Comment #2 from Segher Boessenkool --- Author: segher Date: Fri Oct 28 20:56:28 2016 New Revision: 241664 URL: https://gcc.gnu.org/viewcvs?rev=241664&root=gcc&view=rev Log: combine: Improve change_zero_ext (fixes PR71847) This improves a fe

[Bug rtl-optimization/78029] [7 Regression] ICE in maybe_record_trace_start, at dwarf2cfi.c:2285

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78029 Segher Boessenkool changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug fortran/78150] Runtime segmentation fault when write variable on string

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78150 Jerry DeLisle changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED CC|

[Bug fortran/54679] Erroneous "Expected P edit descriptor" in conjunction with L descriptor

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54679 Jerry DeLisle changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |jvdelisle at gcc dot gnu.org ---

[Bug fortran/71891] fortran/symbol.c:4864: suspicious if ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71891 --- Comment #4 from kargl at gcc dot gnu.org --- Author: kargl Date: Fri Oct 28 23:37:03 2016 New Revision: 241668 URL: https://gcc.gnu.org/viewcvs?rev=241668&root=gcc&view=rev Log: 2016-10-28 Steven G. Kargl PR fortran/71891 *

[Bug fortran/71891] fortran/symbol.c:4864: suspicious if ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71891 --- Comment #5 from kargl at gcc dot gnu.org --- Author: kargl Date: Fri Oct 28 23:40:07 2016 New Revision: 241669 URL: https://gcc.gnu.org/viewcvs?rev=241669&root=gcc&view=rev Log: 2016-10-28 Steven G. Kargl PR fortran/71891 *

[Bug fortran/71891] fortran/symbol.c:4864: suspicious if ?

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71891 kargl at gcc dot gnu.org changed: What|Removed |Added Status|NEW |RESOLVED Resolution|--

[Bug fortran/78152] New: coarray and associate

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78152 Bug ID: 78152 Summary: coarray and associate Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: fortran Assignee: u

[Bug middle-end/78153] New: strlen return value can be assumed to be less than PTRDIFF_MAX

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78153 Bug ID: 78153 Summary: strlen return value can be assumed to be less than PTRDIFF_MAX Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal P

[Bug middle-end/78154] New: memcpy et al can be assumed to return non-null

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78154 Bug ID: 78154 Summary: memcpy et al can be assumed to return non-null Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: midd

[Bug middle-end/78154] memcpy et al can be assumed to return non-null

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78154 --- Comment #1 from Martin Sebor --- As a data point, although it also doesn't optimize away the abort in the test case in comment #0, Clang does eliminate it when it determines that the first argument is non-null as in the modified test case bel

[Bug c/78155] New: missing warning on invalid isalpha et al.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78155 Bug ID: 78155 Summary: missing warning on invalid isalpha et al. Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug libstdc++/78156] New: constexpr basic_string_view::basic_string_view(const charT *) calls non-constexpr char_traits::length

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78156 Bug ID: 78156 Summary: constexpr basic_string_view::basic_string_view(const charT *) calls non-constexpr char_traits::length Product: gcc Version: 7.0 Status: UNCONFIRME

[Bug c++/78157] New: Incorrect diagnostic for variable template declaration

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78157 Bug ID: 78157 Summary: Incorrect diagnostic for variable template declaration Product: gcc Version: 6.2.0 Status: UNCONFIRMED Severity: normal Priority: P3 Compo