[Bug libstdc++/79195] New: make_array should not ask for common_type when the type is explicitly specified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79195 Bug ID: 79195 Summary: make_array should not ask for common_type when the type is explicitly specified Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: n

[Bug libstdc++/79195] make_array should not ask for common_type when the type is explicitly specified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79195 --- Comment #1 from TC --- While we are here, the `return {{forward<_Types>(__t)...}};` in the body should call std::forward qualified.

[Bug middle-end/56727] Recursive call goes through the PLT unnecessarily

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56727 Yuri Gribov changed: What|Removed |Added CC||tetra2005 at gmail dot com --- Comment #5

[Bug sanitizer/79168] [7 Regression] libtsan fails to link when cross compiling GCC tip for Aarch64 target

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79168 Richard Biener changed: What|Removed |Added Keywords||build Target Milestone|---

[Bug target/79173] add-with-carry and subtract-with-borrow support (x86_64 and others)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79173 Richard Biener changed: What|Removed |Added Target||x86_64-*-* Status|UNCONFIRM

[Bug middle-end/79176] [6/7 Regression] ICE in mangle_decl with LTO and Os

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79176 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Component|c++

[Bug tree-optimization/79186] [7 Regression] ICE on valid code at -O2 and -O3 on x86_64-linux-gnu: Segmentation fault (in VRP)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79186 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Status|NEW

[Bug target/79185] [5/6/7 Regression] register allocation in the addition of two 128 bit ints

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79185 Richard Biener changed: What|Removed |Added Priority|P3 |P2

[Bug tree-optimization/79187] [7 Regression] wrong code at -Os on x86_64-linux-gnu (generated code segfaults)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79187 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Status|NEW

[Bug tree-optimization/79188] [7 Regression] wrong code at -O3 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79188 --- Comment #2 from Richard Biener --- Maybe related to PR79088.

[Bug go/79146] [7 Regression] Bootstrapping go on s390x fails; redefined symbols

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79146 --- Comment #6 from Dominik Vogt --- Fixed.

[Bug rtl-optimization/79194] [7 Regression] ICE in rtl_verify_bb_insns, at cfgrtl.c:2661 (error: flow control insn inside a basic block)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79194 Richard Biener changed: What|Removed |Added Target Milestone|--- |7.0

[Bug rtl-optimization/79194] [7 Regression] ICE in rtl_verify_bb_insns, at cfgrtl.c:2661 (error: flow control insn inside a basic block)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79194 --- Comment #1 from Jakub Jelinek --- Started with r242075 (though, most likely that just revealed a previously latent RTL opt bug).

[Bug rtl-optimization/79194] [7 Regression] ICE in rtl_verify_bb_insns, at cfgrtl.c:2661 (error: flow control insn inside a basic block)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79194 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/77445] [7 Regression] Performance drop after r239219 on coremark test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77445 --- Comment #19 from Jan Hubicka --- One change that would make sense to me is to always thread when there is a non-cold block on the path: we are not only improving the path taken when threading but because we eliminate incoming edges we also pe

[Bug lto/79061] [7 Regression][LTO][ASAN] LTO plus ASAN fails with "AddressSanitizer: initialization-order-fiasco"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79061 --- Comment #17 from chefmax at gcc dot gnu.org --- Author: chefmax Date: Mon Jan 23 09:12:29 2017 New Revision: 244773 URL: https://gcc.gnu.org/viewcvs?rev=244773&root=gcc&view=rev Log: Revert fix for PR lto/79061 due to this regresses compile-t

[Bug tree-optimization/78604] [7 regression] test case gcc.target/powerpc/p8vector-vectorize-1.c fails starting with r242750

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78604 --- Comment #7 from amker at gcc dot gnu.org --- (In reply to Michael Meissner from comment #6) > Unless -ffast-math or -fno-honor-nans is used, you cannot invert < to >=, > because you will get a different result if either operand is a NaN. > Ho

[Bug tree-optimization/77445] [7 Regression] Performance drop after r239219 on coremark test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77445 --- Comment #20 from rguenther at suse dot de --- On Mon, 23 Jan 2017, hubicka at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77445 > > --- Comment #19 from Jan Hubicka --- > One change that would make sense to me is

[Bug fortran/79165] [7 Regression] 100% compile-time increase for polyhedron aermod by r244581

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79165 --- Comment #7 from Richard Biener --- Ok, so the reason for the slowness is that the Fortran frontend emits full diagnostics to a temporary buffer for gfc_match_rvalue: /* Match a function reference. */ function0: m = gfc_match_a

[Bug c++/79180] Nested lambda-capture causes segfault for parameter pack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79180 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/79186] [7 Regression] ICE on valid code at -O2 and -O3 on x86_64-linux-gnu: Segmentation fault (in VRP)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79186 --- Comment #3 from Richard Biener --- *** Bug 79187 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/79187] [7 Regression] wrong code at -Os on x86_64-linux-gnu (generated code segfaults)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79187 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug testsuite/79126] FAIL: gcc.dg/tree-ssa/pr77445-2.c scan-tree-dump thread1 "Jumps threaded: 16"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79126 Christophe Lyon changed: What|Removed |Added CC||clyon at gcc dot gnu.org --- Comment #

[Bug testsuite/79126] FAIL: gcc.dg/tree-ssa/pr77445-2.c scan-tree-dump thread1 "Jumps threaded: 16"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79126 --- Comment #3 from Thomas Preud'homme --- (In reply to Christophe Lyon from comment #2) > I don't think that's correct: I've noticed a new error message between > r244739 and r244756, and you committed this in-between (r244746). > > The error a

[Bug c++/79180] Nested lambda-capture causes segfault for parameter pack

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79180 Jakub Jelinek changed: What|Removed |Added Keywords||wrong-code CC|

[Bug lto/79061] [7 Regression][LTO][ASAN] LTO plus ASAN fails with "AddressSanitizer: initialization-order-fiasco"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79061 Jakub Jelinek changed: What|Removed |Added Status|RESOLVED|REOPENED Last reconfirmed|

[Bug libstdc++/79190] [7 Regression] ld: (Warning) Unsatisfied symbol "aligned_alloc"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79190 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #5

[Bug libstdc++/79190] [7 Regression] ld: (Warning) Unsatisfied symbol "aligned_alloc"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79190 --- Comment #6 from Marc Glisse --- (In reply to Jakub Jelinek from comment #5) > If aligned new must be > always accompanied with aligned delete, then it could work, otherwise you'd > need to wrap all new and all deletes. We are using _aligned_

[Bug tree-optimization/79196] New: [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo")

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 Bug ID: 79196 Summary: [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo") Product: gcc Version: unknown Status: UNCONFIRM

[Bug lto/69188] [5/6 Regression] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 --- Comment #22 from ktkachov at gcc dot gnu.org --- Author: ktkachov Date: Mon Jan 23 11:22:54 2017 New Revision: 244779 URL: https://gcc.gnu.org/viewcvs?rev=244779&root=gcc&view=rev Log: [testsuite] Fix FAIL: gcc.dg/lto/pr69188 on bare-metal ta

[Bug c++/79172] -Wunused-but-set-parameter gone nuts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79172 --- Comment #2 from petschy at gmail dot com --- Created attachment 40563 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40563&action=edit preprocessed source of the reduced test case

[Bug tree-optimization/79196] [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 Richard Biener changed: What|Removed |Added Version|unknown |7.0 Target Milestone|---

[Bug c++/79172] -Wunused-but-set-parameter gone nuts

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79172 --- Comment #3 from petschy at gmail dot com --- $ g++-7.0.1 -pthread -Werror -Wall -Wextra 20170123-Wunused-but-set-parameter.cpp 20170123-Wunused-but-set-parameter.cpp: In constructor ‘CRSARC4Base::CRSARC4Base(unsigned int, unsigned int

[Bug tree-optimization/79196] [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 --- Comment #1 from Richard Biener --- I suppose you could use strncmp instead.

[Bug tree-optimization/79196] [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 Martin Liška changed: What|Removed |Added Assignee|unassigned at gcc dot gnu.org |marxin at gcc dot gnu.org --- Com

[Bug sanitizer/79168] [7 Regression] libtsan fails to link when cross compiling GCC tip for Aarch64 target

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79168 --- Comment #1 from Jakub Jelinek --- Created attachment 40564 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40564&action=edit gcc7-pr79168.patch Does the attached untested patch help? All I've noticed is that on some files the 2nd and 3

[Bug libstdc++/79195] make_array should not ask for common_type when the type is explicitly specified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79195 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/79196] [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 --- Comment #3 from Martin Liška --- Created attachment 40565 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40565&action=edit Untested patch

[Bug testsuite/78421] [7 Regression] vect-strided-a-u8-i2-gap.c fails on armeb

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78421 --- Comment #2 from Nick Clifton --- Author: nickc Date: Mon Jan 23 12:24:35 2017 New Revision: 244796 URL: https://gcc.gnu.org/viewcvs?rev=244796&root=gcc&view=rev Log: PR testsuite/78421 * lib/target-supports.exp (check_effecti

[Bug lto/69188] [5/6 Regression] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 --- Comment #23 from Martin Liška --- Author: marxin Date: Mon Jan 23 12:24:54 2017 New Revision: 244797 URL: https://gcc.gnu.org/viewcvs?rev=244797&root=gcc&view=rev Log: Do not declare artificial variables in tree-profile.c to have a definitio

[Bug testsuite/78421] [7 Regression] vect-strided-a-u8-i2-gap.c fails on armeb

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78421 Nick Clifton changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/69188] [5/6 Regression] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 --- Comment #24 from Martin Liška --- Author: marxin Date: Mon Jan 23 12:26:05 2017 New Revision: 244799 URL: https://gcc.gnu.org/viewcvs?rev=244799&root=gcc&view=rev Log: Do not declare artificial variables in tree-profile.c to have a definitio

[Bug middle-end/56727] Recursive call goes through the PLT unnecessarily

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56727 Alexander Monakov changed: What|Removed |Added CC||amonakov at gcc dot gnu.org --- Comm

[Bug lto/69188] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 Martin Liška changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c/48091] No warning when given function arguments mismatch earlier function definition which GCC assumes to be K&R, even with --std=c99 -pedantic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48091 Jonathan Wakely changed: What|Removed |Added Keywords||accepts-invalid Status|UNC

[Bug ipa/79108] [7 Regression] ICE on some fortran code with -flto -Ofast

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79108 --- Comment #4 from Martin Jambor --- Author: jamborm Date: Mon Jan 23 13:01:31 2017 New Revision: 244802 URL: https://gcc.gnu.org/viewcvs?rev=244802&root=gcc&view=rev Log: [PR 79108] Put ipa_node_params to GC memory 2017-01-23 Martin Jambor

[Bug c/79082] -Wformat-truncation inconsistent behaviour

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79082 --- Comment #6 from Franz Sirl --- Created attachment 40566 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40566&action=edit extended testcase Hmm, looks like there is an off-by-one bug lurking here? To clarify my setup, here are the warni

[Bug tree-optimization/79186] [7 Regression] ICE on valid code at -O2 and -O3 on x86_64-linux-gnu: Segmentation fault (in VRP)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79186 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/79186] [7 Regression] ICE on valid code at -O2 and -O3 on x86_64-linux-gnu: Segmentation fault (in VRP)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79186 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon Jan 23 13:08:44 2017 New Revision: 244804 URL: https://gcc.gnu.org/viewcvs?rev=244804&root=gcc&view=rev Log: 2017-01-23 Richard Biener PR tree-optimization/79186

[Bug c/48091] No warning when given function arguments mismatch earlier function definition which GCC assumes to be K&R, even with --std=c99 -pedantic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48091 --- Comment #6 from Jonathan Wakely --- Even if it's not invalid we should warn when we know the function has no parameters and it's called with arguments.

[Bug c++/72764] [5/6/7 Regression] ICE on invalid C++11 code instantiating an alias template: tree check: expected class ‘type’, have ‘exceptional’ (error_mark) in typedef_variant_p, at tree.c:12660

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=72764 Paolo Carlini changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned a

[Bug c/79153] -Wimplicit-fallthrough missed warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79153 --- Comment #6 from Franz Sirl --- I see. If you really close it as WONTFIX, could this small deficiency at least be documented in the manual? I guess the non-warning case happens only when the switch-statement directly (no other statements in be

[Bug target/79197] New: [7 Regression] ICE in extract_insn in gcc/recog.c:2311

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79197 Bug ID: 79197 Summary: [7 Regression] ICE in extract_insn in gcc/recog.c:2311 Product: gcc Version: unknown Status: UNCONFIRMED Keywords: ice-on-valid-code Severity: norm

[Bug target/79197] [7 Regression] ICE in extract_insn in gcc/recog.c:2311

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79197 Richard Biener changed: What|Removed |Added Version|unknown |7.0 Target Milestone|---

[Bug bootstrap/79198] New: [7 Regression] r244802 causes out of memory during PGO bootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198 Bug ID: 79198 Summary: [7 Regression] r244802 causes out of memory during PGO bootstrap Product: gcc Version: 7.0.1 Status: UNCONFIRMED Severity: normal

[Bug tree-optimization/78384] [7 Regression] ICE: verify_flow_info failed (error: wrong outgoing edge flags at end of bb 15)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78384 --- Comment #5 from Michael Matz --- Author: matz Date: Mon Jan 23 13:57:31 2017 New Revision: 244811 URL: https://gcc.gnu.org/viewcvs?rev=244811&root=gcc&view=rev Log: fix pr78384 PR tree-optimization/78384 * tree-ssa-loop-spli

[Bug tree-optimization/78384] [7 Regression] ICE: verify_flow_info failed (error: wrong outgoing edge flags at end of bb 15)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78384 Michael Matz changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/79159] [7 regression] spurious array-bounds warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79159 --- Comment #4 from amker at gcc dot gnu.org --- Discussed with richi, and conclusion is that vrp issue is hard to fix at the moment. Easy way out is to investigate why cunrolli peels one additional iteration than necessary. Note cunrolli comput

[Bug rtl-optimization/77770] [5/6/7 Regression] Internal compiler error on source which compiles with earlier versions.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=0 Richard Earnshaw changed: What|Removed |Added Last reconfirmed|2016-09-28 00:00:00 |2017-1-23 CC|

[Bug tree-optimization/79159] [7 regression] spurious array-bounds warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79159 --- Comment #5 from amker at gcc dot gnu.org --- (In reply to amker from comment #4) > Discussed with richi, and conclusion is that vrp issue is hard to fix at the > moment. Easy way out is to investigate why cunrolli peels one additional > > Th

[Bug c++/71710] [7 Regression] ICE on valid C++11 code with decltype and alias template: in lookup_member, at cp/search.c:1255

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71710 Nathan Sidwell changed: What|Removed |Added Status|NEW |ASSIGNED CC|

[Bug bootstrap/79198] [7 Regression] r244802 causes out of memory during PGO bootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198 --- Comment #1 from Markus Trippelsdorf --- Created attachment 40567 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=40567&action=edit unreduced testcase Here is a testcase: g++ -fno-PIE -c -march=amdfam10 -O3 -pipe -fprofile-use -fno-exc

[Bug bootstrap/79198] [7 Regression] r244802 causes out of memory during PGO bootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198 Markus Trippelsdorf changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug bootstrap/79198] [7 Regression] r244802 causes out of memory during PGO bootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198 Martin Jambor changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c/79199] New: ICE with -Wduplicated-branches

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79199 Bug ID: 79199 Summary: ICE with -Wduplicated-branches Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c Assignee

[Bug fortran/79182] when use openmp and link static libgfortran,open function cause SIGSEGV

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79182 --- Comment #3 from hwliu11 at hotmail dot com --- (In reply to Jakub Jelinek from comment #2) > That is a libc issue, statically linking only parts of -lpthread often > results in broken programs, unless libpthread.a ensures all of libpthread is

[Bug fortran/79182] when use openmp and link static libgfortran,open function cause SIGSEGV

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79182 --- Comment #4 from Jakub Jelinek --- It is a glibc bug which is fixed in various distros, but apparently not in Ubuntu.

[Bug c/79199] ICE with -Wduplicated-branches

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79199 Marek Polacek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug lto/69188] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 --- Comment #26 from anthonyfk at gmail dot com --- Thank you very much for the fix! I've tried the patch as applied to gcc-6-branch with an otherwise fresh tarball of gcc 6.3.0. When compiling lapack-3.6.1 I no longer get the original bug, but I

[Bug tree-optimization/79196] [7 Regression] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 --- Comment #4 from Martin Liška --- Author: marxin Date: Mon Jan 23 14:57:43 2017 New Revision: 244812 URL: https://gcc.gnu.org/viewcvs?rev=244812&root=gcc&view=rev Log: Fix strstr folding (PR tree-optimization/79196). 2017-01-23 Martin Liska

[Bug tree-optimization/79196] Probably invalid folding of strstr(x, "foo") eq x to memcmp (x, "foo", strlen("foo"))

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79196 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug lto/69188] ICE when linking objects at different optimization levels with LTO and profile generation enabled. (Works with 4.9.3.)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69188 Martin Liška changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug fortran/79165] [7 Regression] 100% compile-time increase for polyhedron aermod by r244581

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79165 --- Comment #8 from David Malcolm --- https://gcc.opensuse.org/c++bench-czerny/pb11/ has this link: http://www.polyhedron.com/fortran-compiler-comparisons/polyhedron-benchmark-suite which is a 404. An updated link seems to be: http://www.f

[Bug rtl-optimization/56069] [5/6/7 Regression] RA pessimization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56069 --- Comment #16 from Bernd Schmidt --- I retested again with a few different combinations of things. With an older gdb, I can still reproduce the issue that sra-1 becomes UNSUPPORTED (presumably through a gdb crash). With gdb-7.12 installed the p

[Bug sanitizer/79200] New: Race-Condition in Address Santitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79200 Bug ID: 79200 Summary: Race-Condition in Address Santitizer Product: gcc Version: 5.3.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: sanitizer

[Bug libstdc++/79195] make_array should not ask for common_type when the type is explicitly specified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79195 --- Comment #3 from Jonathan Wakely --- Author: redi Date: Mon Jan 23 15:56:05 2017 New Revision: 244813 URL: https://gcc.gnu.org/viewcvs?rev=244813&root=gcc&view=rev Log: PR libstdc++/79195 fix make_array type deduction PR libstdc++/79

[Bug rtl-optimization/79194] [7 Regression] ICE in rtl_verify_bb_insns, at cfgrtl.c:2661 (error: flow control insn inside a basic block)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79194 Bernd Schmidt changed: What|Removed |Added CC||bernds at gcc dot gnu.org Assi

[Bug target/78945] [arm] libatomic inline asm is not compatible with armv7-m

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78945 Ramana Radhakrishnan changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/70754] [5/6/7 Regression] ICE during predictive commoning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70754 --- Comment #10 from amker at gcc dot gnu.org --- Author: amker Date: Mon Jan 23 15:59:19 2017 New Revision: 244815 URL: https://gcc.gnu.org/viewcvs?rev=244815&root=gcc&view=rev Log: PR tree-optimization/70754 * tree-predcom.c (st

[Bug libstdc++/79195] make_array should not ask for common_type when the type is explicitly specified

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79195 --- Comment #2 from Jonathan Wakely --- Fixed on trunk so far.

[Bug bootstrap/79198] [7 Regression] r244802 causes out of memory during PGO bootstrap

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79198 David Edelsohn changed: What|Removed |Added CC||dje at gcc dot gnu.org --- Comment #3 f

[Bug rtl-optimization/78634] [7 Regression] 30% performance drop after r242832.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78634 --- Comment #2 from Bernd Schmidt --- Author: bernds Date: Mon Jan 23 16:17:33 2017 New Revision: 244816 URL: https://gcc.gnu.org/viewcvs?rev=244816&root=gcc&view=rev Log: PR rtl-optimization/78634 * config/i386/i386.c (ix86_max_

[Bug c/48091] No warning when given function arguments mismatch earlier function definition which GCC assumes to be K&R, even with --std=c99 -pedantic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48091 Joseph S. Myers changed: What|Removed |Added Keywords|accepts-invalid | --- Comment #7 from Joseph S. Myers

[Bug rtl-optimization/78634] [7 Regression] 30% performance drop after r242832.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78634 Bernd Schmidt changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug rtl-optimization/71724] [5/6/7 Regression] ICE: Segmentation fault, deep recursion between combine_simplify_rtx and subst

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71724 --- Comment #7 from Bernd Schmidt --- Author: bernds Date: Mon Jan 23 16:30:55 2017 New Revision: 244817 URL: https://gcc.gnu.org/viewcvs?rev=244817&root=gcc&view=rev Log: PR rtl-optimization/71724 * combine.c (if_then_else_cond)

[Bug ipa/79108] [7 Regression] ICE on some fortran code with -flto -Ofast

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79108 Jeffrey A. Law changed: What|Removed |Added Status|ASSIGNED|RESOLVED CC|

[Bug tree-optimization/70754] [5/6/7 Regression] ICE during predictive commoning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70754 --- Comment #11 from Pat Haugen --- (In reply to amker from comment #10) > Author: amker > Date: Mon Jan 23 15:59:19 2017 > New Revision: 244815 This fixes the problem on powerpc.

[Bug fortran/79165] [7 Regression] 100% compile-time increase for polyhedron aermod by r244581

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79165 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #9

[Bug c/48091] No warning when given function arguments mismatch earlier function definition which GCC assumes to be K&R, even with --std=c99 -pedantic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=48091 --- Comment #8 from Jonathan Wakely --- OK, but as the reporter of 64526 said, we should warn at least. We know the number of parameters (even if there isn't a prototype) and we know the number of arguments doesn't match it. That warrants a warni

[Bug tree-optimization/70754] [5/6 Regression] ICE during predictive commoning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70754 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com Summar

[Bug target/79197] [5/6/7 Regression] ICE in extract_insn in gcc/recog.c:2311

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79197 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug fortran/79165] 100% compile-time increase for polyhedron aermod by r244581

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79165 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com Block

[Bug libstdc++/79190] [7 Regression] ld: (Warning) Unsatisfied symbol "aligned_alloc"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79190 --- Comment #7 from Jonathan Wakely --- The C++17 draft requires aligned-delete to be used for memory obtained from aligned-new (and not otherwise): "Requires: If the alignment parameter is not present, ptr shall have been returned by an allocat

[Bug target/78516] [7 Regression] ICE in lra_assign for e500v2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78516 Jeffrey A. Law changed: What|Removed |Added Status|RESOLVED|REOPENED Resolution|FIXED

[Bug rtl-optimization/56069] [5/6/7 Regression] RA pessimization

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56069 Jeffrey A. Law changed: What|Removed |Added Target Milestone|7.0 |8.0

[Bug target/70012] test case gcc.dg/vect/costmodel/ppc/costmodel-vect-33.c fails

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70012 Bill Schmidt changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/56049] [7 Regression] Simplification to constants not done

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=56049 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com --- Comment #19 f

[Bug rtl-optimization/71724] [5/6 Regression] ICE: Segmentation fault, deep recursion between combine_simplify_rtx and subst

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71724 Jeffrey A. Law changed: What|Removed |Added CC||law at redhat dot com Summar

[Bug tree-optimization/79159] [7 regression] spurious array-bounds warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79159 --- Comment #6 from amker at gcc dot gnu.org --- (In reply to amker from comment #5) > (In reply to amker from comment #4) > > Discussed with richi, and conclusion is that vrp issue is hard to fix at the > > moment. Easy way out is to investigate

[Bug c/79201] New: issed optimization: gcc fails to cut out unnecessary loop.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79201 Bug ID: 79201 Summary: issed optimization: gcc fails to cut out unnecessary loop. Product: gcc Version: 7.0 Status: UNCONFIRMED Severity: normal Prior

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