[Bug fortran/54070] [4.9/5 Regression] Wrong code with allocatable deferred-length (array) function results

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54070 --- Comment #30 from neil.n.carlson at gmail dot com --- Paul, you've done a lot of great work here (a huge thanks!) and I can confirm that many of my deferred-length character issues seem to be resolved now with the trunk (r232457, 1/15/2016).

[Bug tree-optimization/69336] Constant value not detected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69336 alalaw01 at gcc dot gnu.org changed: What|Removed |Added CC||alalaw01 at gcc dot gnu.org

[Bug rtl-optimization/69052] [6 Regression] Performance regression after r229402.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69052 Igor Zamyatin changed: What|Removed |Added CC||izamyatin at gmail dot com --- Comment

[Bug fortran/54070] [4.9/5 Regression] Wrong code with allocatable deferred-length (array) function results

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54070 --- Comment #31 from neil.n.carlson at gmail dot com --- Sorry, ignore the example of comment 30. I had already reported this in PR 67564 (not a duplicate of this one). I'm getting old ...

[Bug target/47122] vax-*-openbsd* configuration purports to require openbsd-pthread.h

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=47122 Bernd Schmidt changed: What|Removed |Added CC||bernds at gcc dot gnu.org --- Comment

[Bug pch/68176] [4.9/5/6 Regression] all pch tests fail on eglibc systems (with bits/predefs.h)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68176 --- Comment #5 from Nix --- I didn't think of that (I try to forget that fixincludes exists because it gives me nightmares). But much though I hate fixincludes, this sort of fix (to headers for an obsolete program which will by definition never

[Bug middle-end/68542] [6 Regression] 10% 481.wrf performance regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68542 --- Comment #5 from Ilya Enkovich --- Author: ienkovich Date: Mon Jan 18 14:14:35 2016 New Revision: 232518 URL: https://gcc.gnu.org/viewcvs?rev=232518=gcc=rev Log: gcc/ 2016-01-18 Yuri Rumyantsev PR

[Bug tree-optimization/69328] [6 Regression] ice in vect_get_vec_def_for_operand, at tree-vect-stmts.c:1379 with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69328 --- Comment #4 from Ilya Enkovich --- (In reply to Richard Biener from comment #3) > > ./cc1 -quiet t.c -O3 > t.c: In function ‘fn1’: > t.c:2:6: internal compiler error: in vector_compare_rtx, at optabs.c:5290 > void fn1() { > ^~~ > >

[Bug tree-optimization/69297] [6 Regression] Performance regression after r230020

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon Jan 18 14:25:56 2016 New Revision: 232519 URL: https://gcc.gnu.org/viewcvs?rev=232519=gcc=rev Log: 2016-01-18 Richard Biener PR

[Bug tree-optimization/69297] [6 Regression] Performance regression after r230020

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/69345] [6 Regression] 459.GemsFDTD regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69345 --- Comment #1 from Richard Biener --- candidates are r232435 and r232401 I think (which would be both mine).

[Bug target/69345] [6 Regression] 459.GemsFDTD regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69345 Alexander Fomin changed: What|Removed |Added CC||afomin.mailbox at gmail dot com ---

[Bug bootstrap/64919] bootstrap failure of gcc-4.9.2 on ia64-hpux in libgcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64919 --- Comment #29 from The Written Word --- (In reply to Alexander from comment #28) > this one file should recompile with -O1 optimization Thanks. I rebuilt with charset.c with -O1 and it compiled. I resumed the build and the compile now fails

[Bug target/68620] ICE on gcc.target/arm/attr-neon-fp16.c

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68620 Christophe Lyon changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/69344] [6 Regression] 435.gromacs regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69344 Igor Zamyatin changed: What|Removed |Added CC||izamyatin at gmail dot com --- Comment

[Bug target/69344] [6 Regression] 435.gromacs regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69344 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug target/69274] [6 Regression] 435.gromacs performance regression after r231814 on x86 Haswell and bdver2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69274 Richard Biener changed: What|Removed |Added Keywords||missed-optimization

[Bug target/69274] [6 Regression] 435.gromacs performance regression after r231814 on x86 Haswell and bdver2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69274 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug target/43052] [4.9/5/6 Regression] Inline memcmp is *much* slower than glibc's, no longer expanded inline

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=43052 Bernd Schmidt changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 --- Comment #7 from Jakub Jelinek --- The patterns are just weird. (insn 10 7 11 2 (parallel [ (set (reg:CC_NZ 66 cc) (compare:CC_NZ (plus:DI (reg:DI 79) (reg:DI 85 [ x ]))

[Bug bootstrap/64919] bootstrap failure of gcc-4.9.2 on ia64-hpux in libgcc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64919 --- Comment #30 from The Written Word --- (In reply to The Written Word from comment #29) > (In reply to Alexander from comment #28) > > this one file should recompile with -O1 optimization > > Thanks. I rebuilt with charset.c with -O1 and it

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 Richard Biener changed: What|Removed |Added Known to work||6.0 --- Comment #12 from Richard

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 --- Comment #13 from Richard Biener --- Author: rguenth Date: Mon Jan 18 13:03:54 2016 New Revision: 232516 URL: https://gcc.gnu.org/viewcvs?rev=232516=gcc=rev Log: 2016-01-18 Richard Biener PR middle-end/69308

[Bug target/69344] New: [6 Regression] 435.gromacs regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69344 Bug ID: 69344 Summary: [6 Regression] 435.gromacs regression Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal

[Bug target/69344] [6 Regression] 435.gromacs regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69344 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug target/69345] [6 Regression] 459.GemsFDTD regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69345 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug sanitizer/67515] crash from ubsan for non-virtual call in initializer list with an invalid vtable

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67515 --- Comment #11 from Yury V. Zaytsev --- Hi Roger, Thank you for the hint! I've tried the solution from the linked ticket, but I'm still getting the same problem, albeit at a different place in the code (not sure why?!). In addition I'm still

[Bug pch/68176] [4.9/5/6 Regression] all pch tests fail on eglibc systems (with bits/predefs.h)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68176 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug lto/69133] [6 Regression] LTO segfault in lto_get_decl_name_mapping() on 483.xalancbmk with -flto-partition=none

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69133 Jan Hubicka changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned at

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 --- Comment #5 from ktkachov at gcc dot gnu.org --- Confirmed as well. If combine changed the plus-compare into a minus-compare, shouldn't it also go into the condition code usage and update that too though?

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 --- Comment #6 from ktkachov at gcc dot gnu.org --- (In reply to ktkachov from comment #5) > Confirmed as well. > If combine changed the plus-compare into a minus-compare, shouldn't it also > go into the condition code usage and update that too

[Bug target/69345] New: [6 Regression] 459.GemsFDTD regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69345 Bug ID: 69345 Summary: [6 Regression] 459.GemsFDTD regression Product: gcc Version: 6.0 Status: UNCONFIRMED Keywords: missed-optimization Severity: normal

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 --- Comment #8 from ktkachov at gcc dot gnu.org --- (In reply to Jakub Jelinek from comment #7) > The patterns are just weird. All that comes from the addti3 expander in aarch64.md If I delete it the testcase doesn't abort. I'll have a closer

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 ktkachov at gcc dot gnu.org changed: What|Removed |Added CC||rth at gcc dot gnu.org ---

[Bug lto/68881] [6 Regression] UNRESOLVED/FAIL: gcc.dg/lto/attr-weakref-1 -O2 -flto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68881 --- Comment #7 from Uroš Bizjak --- (In reply to Richard Biener from comment #2) > Works for me but > https://gcc.gnu.org/ml/gcc-testresults/2016-01/msg01237.html still has it. > > Maybe some as feature stuff? Tom, what target did you

[Bug fortran/54070] [4.9/5 Regression] Wrong code with allocatable deferred-length (array) function results

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54070 --- Comment #32 from Paul Thomas --- (In reply to neil.n.carlson from comment #31) > Sorry, ignore the example of comment 30. I had already reported this in PR > 67564 (not a duplicate of this one). I'm getting old ... Thanks for your

[Bug fortran/66680] [5 Regression] ICE with openmp, a loop and a type bound procedure

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66680 Dominique d'Humieres changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug tree-optimization/69328] [6 Regression] ice in vect_get_vec_def_for_operand, at tree-vect-stmts.c:1379 with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69328 --- Comment #5 from Ilya Enkovich --- This patch works for me: diff --git a/gcc/tree-vect-stmts.c b/gcc/tree-vect-stmts.c index 635c797..9d4d286 100644 --- a/gcc/tree-vect-stmts.c +++ b/gcc/tree-vect-stmts.c @@ -7441,6 +7441,10 @@

[Bug tree-optimization/69342] [6 Regression] wrong code at -O1, -O2, -O3 (NOT -Os) on x86-64-linux-gnu (in 32- and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69342 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/69342] [6 Regression] wrong code at -O1, -O2, -O3 (NOT -Os) on x86-64-linux-gnu (in 32- and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69342 Markus Trippelsdorf changed: What|Removed |Added CC||trippels at gcc dot gnu.org ---

[Bug libgcj/69333] [6 Regression] FAIL: StackTrace2 execution - source compiled test

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69333 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug tree-optimization/69320] [6 Regression] wrong code generation at -O2 and higher

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69320 Jakub Jelinek changed: What|Removed |Added CC||su at cs dot ucdavis.edu --- Comment #5

[Bug target/69307] [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P4 CC|

[Bug tree-optimization/69342] [6 Regression] wrong code at -O1, -O2, -O3 (NOT -Os) on x86-64-linux-gnu (in 32- and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69342 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/69320] [6 Regression] wrong code generation at -O2 and higher

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69320 --- Comment #6 from Jakub Jelinek --- *** Bug 69342 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/69326] [6 Regression] wrong code at -O2 and -O3 on x86_64-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69326 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/69320] [6 Regression] wrong code generation at -O2 and higher

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69320 Jakub Jelinek changed: What|Removed |Added CC||chengniansun at gmail dot com ---

[Bug tree-optimization/69325] [6 Regression] wrong code at -O3 on x86-64-linux-gnu (in 32- and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69325 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug tree-optimization/69322] [6 Regression] wrong code at -O3 on x86-64-linux-gnu (in 32- and 64-bit modes)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69322 Markus Trippelsdorf changed: What|Removed |Added Status|NEW |RESOLVED CC|

[Bug tree-optimization/69320] [6 Regression] wrong code generation at -O2 and higher

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69320 --- Comment #7 from Markus Trippelsdorf --- *** Bug 69322 has been marked as a duplicate of this bug. ***

[Bug ada/69219] [5/6 regression] error on nested subprograms with Inline_Always and Intrinsic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69219 --- Comment #9 from Eric Botcazou --- Author: ebotcazou Date: Mon Jan 18 10:27:10 2016 New Revision: 232498 URL: https://gcc.gnu.org/viewcvs?rev=232498=gcc=rev Log: PR ada/69219 * gcc-interface/trans.c

[Bug bootstrap/69339] [6 Regression] Failed to bootstrap powerpc-e500v2-linux-gnuspe target: libitm/vect128.cc:1:0: error: AltiVec and SPE instructions cannot coexist

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69339 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug c++/69323] [4.9/5/6 Regression] Segmentation fault when instantiating class template with inner class which declares itself as a friend

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69323 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org,

[Bug middle-end/52173] internal compiler error: verify_ssa failed possibly caused by itm

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=52173 Richard Biener changed: What|Removed |Added Status|REOPENED|RESOLVED Resolution|---

[Bug tree-optimization/69297] [6 Regression] Performance regression after r230020

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 Richard Biener changed: What|Removed |Added Target Milestone|6.0 |5.4

[Bug c++/69300] g++ segfault on silly noexcept case

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69300 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug ada/69219] [5/6 regression] error on nested subprograms with Inline_Always and Intrinsic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69219 --- Comment #10 from Eric Botcazou --- Author: ebotcazou Date: Mon Jan 18 10:29:45 2016 New Revision: 232499 URL: https://gcc.gnu.org/viewcvs?rev=232499=gcc=rev Log: PR ada/69219 * gcc-interface/trans.c

[Bug ada/69219] [5/6 regression] error on nested subprograms with Inline_Always and Intrinsic

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69219 Eric Botcazou changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug bootstrap/69329] [6 Regression] --with-build-config=bootstrap-asan fails because LSAN_OPTIONS is not honored

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69329 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug sanitizer/68824] [6 Regression] libtsan is missing the __interceptor___tls_get_addr symbol without bumping the soname

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68824 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/69297] [6 Regression] Performance regression after r230020

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 --- Comment #3 from Richard Biener --- With a fix: t.c:76:10: note: Cost model analysis: Vector inside of basic block cost: 376 Vector prologue cost: 0 Vector epilogue cost: 0 Scalar cost of basic block: 96 t.c:76:10: note: not

[Bug lto/69337] [6 Regression] Internal compiler error fortran c lto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69337 Richard Biener changed: What|Removed |Added Keywords||error-recovery, |

[Bug target/69307] [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/69170] [6 Regression] ICE (segfault) in find_uses_to_rename_use

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69170 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug tree-optimization/69170] [6 Regression] ICE (segfault) in find_uses_to_rename_use

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69170 --- Comment #5 from Richard Biener --- Author: rguenth Date: Mon Jan 18 09:14:14 2016 New Revision: 232496 URL: https://gcc.gnu.org/viewcvs?rev=232496=gcc=rev Log: 2016-01-18 Richard Biener PR

[Bug tree-optimization/66797] [6 Regression] FAIL: gcc.dg/tree-ssa/pr65447.c scan-tree-dump-not ivopts "\\nuse 5\\n"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66797 --- Comment #3 from amker at gcc dot gnu.org --- Author: amker Date: Mon Jan 18 09:30:10 2016 New Revision: 232497 URL: https://gcc.gnu.org/viewcvs?rev=232497=gcc=rev Log: PR tree-optimization/66797 *

[Bug tree-optimization/69308] ifcombine joins together floating point expression with side effects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69308 Richard Biener changed: What|Removed |Added Keywords||wrong-code Status|NEW

[Bug libstdc++/69259] std::experimental::filesystem::copy does not create symlinks for directories

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69259 --- Comment #4 from Roman Puls --- Hi Jonathan, well, I agree that the standard does not cover thar particular combination of input parameters. But: is falling through the function without the error_code set what we expect?

[Bug tree-optimization/69336] Constant value not detected

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69336 Richard Biener changed: What|Removed |Added CC||alan.lawrence at arm dot com ---

[Bug libstdc++/69340] [6 Regression] Incorrect use of standard try catch in libstdc++-v3/src/c++11/cow-stdexcept.cc

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69340 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug tree-optimization/69297] [6 Regression] Performance regression after r230020

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 --- Comment #4 from Yuri Rumyantsev --- Yes, this loop was added for avoiding dce phase. Thanks. Yuri. 2016-01-18 13:33 GMT+03:00 rguenth at gcc dot gnu.org : > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69297 > >

[Bug tree-optimization/69341] [6 Regression] [graphite] ICE: verify_ssa failed (error: definition in block 37 does not dominate use in block 30)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69341 Richard Biener changed: What|Removed |Added Target Milestone|--- |6.0

[Bug target/69311] [5 Regression] ICE (cc1 killed) on s390x-linux-gnu

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69311 Richard Biener changed: What|Removed |Added Version|6.0 |5.3.1 Target Milestone|6.0

[Bug ipa/68148] Devirtualization only applies to last of multiple successive calls

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68148 James Greenhalgh changed: What|Removed |Added CC||jgreenhalgh at gcc dot gnu.org ---

[Bug ipa/62051] [4.9/5/6 Regression] Undefined reference to vtable with -O2 and -fdevirtualize-speculatively

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=62051 --- Comment #13 from Jan Hubicka --- Created attachment 37388 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=37388=edit patch Hi, this patch adds the logic to gimple-fold.c which makes the offending dtor non-refeable. It is bit uglier

[Bug target/67895] Wrong assembly: incorrect rounding/SAE specifier position

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67895 --- Comment #3 from afomin at gcc dot gnu.org --- Author: afomin Date: Mon Jan 18 17:09:06 2016 New Revision: 232533 URL: https://gcc.gnu.org/viewcvs?rev=232533=gcc=rev Log: Backport to mainline 2015-10-09 Alexander Fomin

[Bug libstdc++/60637] --fast-math breaks std::signbit function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=60637 --- Comment #11 from Jonathan Wakely --- Author: redi Date: Mon Jan 18 17:15:42 2016 New Revision: 232534 URL: https://gcc.gnu.org/viewcvs?rev=232534=gcc=rev Log: Add test for PR 60637 PR libstdc++/60637 *

[Bug target/69345] [6 Regression] 459.GemsFDTD regression

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69345 --- Comment #3 from Alexander Fomin --- Looks like it's r232401.

[Bug testsuite/69181] multiline.exp does not handle conditional compilation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69181 --- Comment #4 from David Malcolm --- Author: dmalcolm Date: Mon Jan 18 17:26:58 2016 New Revision: 232535 URL: https://gcc.gnu.org/viewcvs?rev=232535=gcc=rev Log: PR testsuite/69181: ensure expected multiline outputs is cleared per-test

[Bug middle-end/66877] [6 Regression] FAIL: gcc.dg/vect/vect-over-widen-3-big-array.c -flto -ffat-lto-objects scan-tree-dump-times vect "vect_recog_over_widening_pattern: detected" 2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=66877 Nick Clifton changed: What|Removed |Added CC||nickc at gcc dot gnu.org --- Comment #3

[Bug testsuite/69181] multiline.exp does not handle conditional compilation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69181 David Malcolm changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug lto/61886] [4.9/5/6 Regression] LTO breaks fread with _FORTIFY_SOURCE=2

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61886 --- Comment #57 from Jan Hubicka --- The alias-2.c should be now fixed on targets with anchors.

[Bug lto/45375] [meta-bug] Issues with building Mozilla with LTO

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=45375 --- Comment #219 from Jan Hubicka --- devirtualization issue is now fixed, so we are down to -fno-lifetime-dse.

[Bug lto/69136] [6 Regression] ICE in lto_symtab_prevailing_virtual_decl, at lto/lto-symtab.c:991

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69136 --- Comment #3 from Jan Hubicka --- Hmm, we have: > QI size unit size align 8 symtab 0 alias set -1 structural equality method basetype arg-types chain chain

[Bug lto/69136] [6 Regression] ICE in lto_symtab_prevailing_virtual_decl, at lto/lto-symtab.c:991

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69136 --- Comment #4 from Jan Hubicka --- Aha, it is abstract decl. I am testing: Index: ../../gcc/lto/lto-symtab.c === --- ../../gcc/lto/lto-symtab.c (revision 232466) +++

[Bug lto/69133] [6 Regression] LTO segfault in lto_get_decl_name_mapping() on 483.xalancbmk with -flto-partition=none

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69133 --- Comment #5 from Jan Hubicka --- The problem seems to be that cgraph_node::get_untransformed_body checks presence of body by DECL_RESULT which is NULL for thunks. Rest of places seems to check for DECL_ARGUMENTS. I am testing: Index:

[Bug lto/69133] [6 Regression] LTO segfault in lto_get_decl_name_mapping() on 483.xalancbmk with -flto-partition=none

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69133 --- Comment #6 from Jan Hubicka --- The following has even chance to work :) Index: cgraph.c === --- cgraph.c(revision 232466) +++ cgraph.c(working copy) @@ -3305,10

[Bug c++/69338] incorrect ctor initialization of a flexible array member

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69338 --- Comment #1 from Martin Sebor --- Another test case (derived from the test case in bug 69253), this one even shows a -Warray-bounds warning with -O2. With 69253 fixed (and the test case still accepted), 6.0 also aborts but doesn't print the

[Bug lto/68820] [6 regression] FAIL: gcc.c-torture/execute/builtins/memops-asm.c execution, -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68820 Jan Hubicka changed: What|Removed |Added Assignee|hubicka at gcc dot gnu.org |unassigned at gcc dot gnu.org ---

[Bug lto/68820] [6 regression] FAIL: gcc.c-torture/execute/builtins/memops-asm.c execution, -O2 -flto -fuse-linker-plugin -fno-fat-lto-objects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68820 --- Comment #11 from Jan Hubicka --- ... and in case anyone is curious, with -fuse-linker-plugin we inline the memcpys as we work out the block size. This is why they pass.

[Bug sanitizer/68824] [6 Regression] libtsan is missing the __interceptor___tls_get_addr symbol without bumping the soname

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68824 --- Comment #5 from Dmitry Vyukov --- In 3) did you mean -mstackrealign? 1) looks like the simplest option. Are there any downsides?

[Bug sanitizer/68824] [6 Regression] libtsan is missing the __interceptor___tls_get_addr symbol without bumping the soname

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=68824 --- Comment #7 from Dmitry Vyukov --- I will land such fix in clang. Thanks!

[Bug libstdc++/69293] scoped_allocator_adaptor::construct calls wrong function

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69293 --- Comment #6 from Jonathan Wakely --- Author: redi Date: Mon Jan 18 11:43:37 2016 New Revision: 232504 URL: https://gcc.gnu.org/viewcvs?rev=232504=gcc=rev Log: Fix construction of std::function from null pointer-to-member PR

[Bug tree-optimization/69328] [6 Regression] ice in vect_get_vec_def_for_operand, at tree-vect-stmts.c:1379 with -O3

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69328 Richard Biener changed: What|Removed |Added Priority|P3 |P1 --- Comment #3 from Richard Biener

[Bug target/69305] [5/6 Regression] wrong code with -O and int128 @ aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69305 --- Comment #3 from Jakub Jelinek --- Looks like aarch64 backend bug to me. unsigned __int128 f1 (unsigned __int128 x, unsigned __int128 y) { return x + y; } unsigned __int128 f2 (unsigned __int128 x, unsigned __int128 y) { return x - y; }

[Bug target/69307] [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 --- Comment #3 from ktkachov at gcc dot gnu.org --- Although, the trigger is the scheduling model used For example, -mtune=arm1136j-s shows the wrong code with any -march option

[Bug libstdc++/69295] [6 Regression] New special math function failures

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69295 --- Comment #6 from Jonathan Wakely --- It's arguable whether this should be marked as a regression, as it's new code and new tests, so the tests wouldn't even compile before gcc6.

[Bug rtl-optimization/69307] [6 Regression] wrong code with -O2 -fselective-scheduling @ armv7a

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=69307 ktkachov at gcc dot gnu.org changed: What|Removed |Added Component|target |rtl-optimization

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