[Bug tree-optimization/85168] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 Ivo Raisr changed: What|Removed |Added CC||ivo.raisr at oracle dot com --- Comment #1

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 --- Comment #7 from rguenther at suse dot de --- On Tue, 3 Apr 2018, jakub at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 > > --- Comment #6 from Jakub Jelinek --- > As a middle-ground between ints,

[Bug libstdc++/85145] [8 Regression] include_next broken icw/ --with-gxx-include-dir

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85145 --- Comment #2 from Jeroen Ooms --- I'm building mingw-w64 on msys2. Not sure if this counts as a cross. The full build script is given in the Github repo mentioned above.

[Bug testsuite/85154] [8 regression] gcc.dg/vect/vect-95.c fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85154 Richard Biener changed: What|Removed |Added Status|ASSIGNED|RESOLVED Resolution|---

[Bug target/84762] GCC for PowerPC32 violates the SysV ABI spec for small struct returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84762 --- Comment #10 from Segher Boessenkool --- I reopened PR85123 for the regression. Let's keep this bug for purely the SYSV ABI non-compliance. This is not a regression (it is ancient).

[Bug target/85169] New: [8 Regression] wrong code with vector member insert

pch --prefix=/repo/gcc-trunk//binary-trunk-259024-checking-yes-rtl-df-extra-amd64 Thread model: posix gcc version 8.0.1 20180403 (experimental) (GCC)

[Bug target/85169] [8 Regression] wrong code with vector member insert

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85169 --- Comment #1 from Jakub Jelinek --- Created attachment 43819 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43819=edit gcc8-pr85169.patch Untested fix.

[Bug target/85169] [8 Regression] wrong code with vector member insert

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85169 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug rtl-optimization/85167] [6/7/8 Regression] shrink-wrap.c:333:15: runtime error with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85167 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 Target Milestone|---

[Bug c++/85125] constant expression with const_cast UB does not emit error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85125 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug middle-end/64327] ../../gcc/gcc/rtlanal.c:4881:48: runtime error: shift exponent 4294967295 is too large for 64-bit type 'long unsigned int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64327 Martin Liška changed: What|Removed |Added Status|WAITING |NEW Known to work|

[Bug sanitizer/85174] New: c-c++-common/asan/pointer-compare-1.c does not work for powerpc with sdata

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85174 Bug ID: 85174 Summary: c-c++-common/asan/pointer-compare-1.c does not work for powerpc with sdata Product: gcc Version: unknown Status: UNCONFIRMED Severity:

[Bug tree-optimization/85175] New: [8 regression] false-positive -Wformat-overflow= warning with gcc-8 -Os

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85175 Bug ID: 85175 Summary: [8 regression] false-positive -Wformat-overflow= warning with gcc-8 -Os Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal

[Bug middle-end/26163] [meta-bug] missed optimization in SPEC (2k17, 2k and 2k6 and 95)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=26163 Bug 26163 depends on bug 82004, which changed state. Bug 82004 Summary: [8 Regression] SPEC CPU2017 628.pop2_s miscompare https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 What|Removed |Added

[Bug middle-end/82004] [8 Regression] SPEC CPU2017 628.pop2_s miscompare

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 Jakub Jelinek changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug other/84613] [meta-bug] SPEC compiler performance issues

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84613 Bug 84613 depends on bug 82004, which changed state. Bug 82004 Summary: [8 Regression] SPEC CPU2017 628.pop2_s miscompare https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82004 What|Removed |Added

[Bug c++/85133] [7/8 Regression] [concepts] ICE with invalid concept used in variadic template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85133 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug rtl-optimization/85160] GCC generates mvn/and instructions instead of bic on aarch64

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85160 Richard Biener changed: What|Removed |Added CC||segher at gcc dot gnu.org

[Bug testsuite/85154] [8 regression] gcc.dg/vect/vect-95.c fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85154 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/85156] [8 Regression] ICE with -O1 -g: gimplification failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85156 --- Comment #3 from Jakub Jelinek --- It is not just ICE, but also a wrong-code starting with GCC 4.3: int x, y; __attribute__((noipa)) int foo (int z) { if (__builtin_expect (x ? y != 0 : 0, z++)) return 7; return z; } int main () {

[Bug tree-optimization/85168] [7/8 Regression] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 Richard Biener changed: What|Removed |Added Keywords||ice-on-valid-code

[Bug rtl-optimization/85167] [6/7/8 Regression] shrink-wrap.c:333:15: runtime error with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85167 --- Comment #2 from Jakub Jelinek --- Created attachment 43821 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43821=edit gcc8-pr85167.patch Untested fix.

[Bug c++/85159] if constexpr error about goto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85159 Jonathan Wakely changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/84737] [8 Regression] 20% degradation in CPU2000 172.mgrid starting with r256888

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84737 Martin Liška changed: What|Removed |Added Assignee|marxin at gcc dot gnu.org |unassigned at gcc dot gnu.org

[Bug target/85173] New: ICE in in extract_insn, at recog.c:2304 for -fstack-clash-protection on ARM

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85173 Bug ID: 85173 Summary: ICE in in extract_insn, at recog.c:2304 for -fstack-clash-protection on ARM Product: gcc Version: unknown Status: UNCONFIRMED Keywords:

[Bug target/85173] ICE in in extract_insn, at recog.c:2304 for -fstack-clash-protection on ARM

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85173 ktkachov at gcc dot gnu.org changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug target/85173] ICE in in extract_insn, at recog.c:2304 for -fstack-clash-protection on ARM

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85173 ktkachov at gcc dot gnu.org changed: What|Removed |Added CC||law at gcc dot gnu.org ---

[Bug target/84762] GCC for PowerPC32 violates the SysV ABI spec for small struct returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84762 --- Comment #8 from Segher Boessenkool --- It is. This PR is about us not following the ABI. On trunk this code is miscompiled; there is at least one other PR for that.

[Bug c++/85159] if constexpr error about goto

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85159 --- Comment #1 from Richard Biener --- But is this really valid code?

[Bug tree-optimization/85162] Vector extensions generating incorrect assembly

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85162 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |RESOLVED Resolution|---

[Bug tree-optimization/85168] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/85134] [8 Regression] ICE with invalid constexpr in 'shared' OpenMP clause

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85134 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug c++/85153] _Pragma to disable -Wswitch-unreachable diagnostic not properly working when used within preprocessor macro

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85153 --- Comment #4 from Fabio Alemagna --- @(In reply to Richard Biener from comment #3) > Confirmed. Not sure what the exact limit is but some of the warnings can > only be disabled at function granularity and placing the pragmas in macros > might

[Bug libstdc++/80654] is_trivially_copy_constructible fails with compiler error with vector of uncopyable objects

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80654 --- Comment #10 from Jonathan Wakely --- (In reply to Frank Heckenbach from comment #8) > (In reply to Ville Voutilainen from comment #7) > > That's not a bug. You need to make the copy constructor of s conditionally > > deleted depending on

[Bug c++/65923] False positive for warning about literal operator suffix and using

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65923 --- Comment #5 from Jonathan Wakely --- (In reply to Richard Geary from comment #2) > This is still present in g++ 5.3.0, and also affects > std::literals::string_literals. The flag -Wno-literal-suffix does not turn > it off. It does for GCC

[Bug target/85169] [8 Regression] wrong code with vector member insert

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85169 --- Comment #2 from Richard Biener --- Looks obvious.

[Bug middle-end/85123] [8 regression] test case gcc.dg/pr63594-2.c begins failing with r254862

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85123 Richard Biener changed: What|Removed |Added Keywords||wrong-code Priority|P3

[Bug target/85170] New: ICE: in final_scan_insn_1, at final.c:3139 (error: could not split insn)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85170 Bug ID: 85170 Summary: ICE: in final_scan_insn_1, at final.c:3139 (error: could not split insn) Product: gcc Version: unknown Status: UNCONFIRMED Keywords:

[Bug c++/85114] -fstack-check causes internal compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85114 --- Comment #4 from Thomas Klausner --- Thank you for looking at this. Yes, there are quite a number of changes in NetBSD's gcc: http://danbala.tuwien.ac.at/~wiz/tmp/netbsd.gcc-6.4.0.diff.gz (created by: cd /usr/src/external/gpl3/gcc/dist cvs

[Bug rtl-optimization/80791] [8 regression] test case gcc.dg/sms-1.c fail2 starting with r247885

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=80791 --- Comment #14 from amker at gcc dot gnu.org --- (In reply to Bill Schmidt from comment #13) > Actually it appears that the IVOPTS change results in worse code going into > SMS, regardless of whether SMS can succeed on the loop. It comes down

[Bug bootstrap/64914] [UBSAN/bootstrap-ubsan] With -g3: libiberty/md5.c:336:7: runtime error: load of misaligned address for type 'const md5_uint32', which requires 4 byte alignment

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64914 Martin Liška changed: What|Removed |Added Target Milestone|--- |9.0 --- Comment #3 from Martin Liška

[Bug target/71991] Inconsistency for __attribute__ ((__always_inline__)) among LTO and non-LTO compilation

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=71991 Martin Liška changed: What|Removed |Added Target Milestone|--- |8.0

[Bug preprocessor/78497] compiling with -save-temps adds -Wimplicit-fallthrough warnings

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78497 Martin Liška changed: What|Removed |Added Target Milestone|--- |8.0

[Bug tree-optimization/85175] [8 regression] false-positive -Wformat-overflow= warning with gcc-8 -Os

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85175 Richard Biener changed: What|Removed |Added Target Milestone|--- |8.0

[Bug other/85161] [8 regression] Test case failures in libbacktrace on powerpc64 BE starting with r253456

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85161 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/85133] [7/8 Regression] [concepts] ICE with invalid concept used in variadic template

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85133 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug c++/85134] [8 Regression] ICE with invalid constexpr in 'shared' OpenMP clause

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85134 Richard Biener changed: What|Removed |Added Priority|P3 |P4 Target Milestone|---

[Bug c++/85135] [7/8 Regression] ICE with invalid late-specified return type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85135 Richard Biener changed: What|Removed |Added Priority|P3 |P2 Target Milestone|---

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 --- Comment #6 from Jakub Jelinek --- As a middle-ground between ints, HOST_WIDE_INTs and unlimited precision we have offset_int, widest_int etc. But perhaps using even that would be too costly.

[Bug middle-end/85139] [8 Regression] Spurious format truncation warning

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85139 Richard Biener changed: What|Removed |Added Target|aarch64-bec-linux |aarch64-bec-linux, |

[Bug tree-optimization/85168] New: ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 Bug ID: 85168 Summary: ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used Product: gcc

[Bug c++/85156] [8 Regression] ICE with -O1 -g: gimplification failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85156 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #2

[Bug tree-optimization/85157] [parloops] Prevent canonicalize_loop_ivs failure in gen_parallel_loop

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85157 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/85156] [8 Regression] ICE with -O1 -g: gimplification failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85156 Jakub Jelinek changed: What|Removed |Added Status|NEW |ASSIGNED Assignee|unassigned

[Bug c++/85114] -fstack-check causes internal compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85114 Richard Biener changed: What|Removed |Added Keywords||needs-reduction --- Comment #5 from

[Bug rtl-optimization/85167] shrink-wrap.c:333:15: runtime error with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85167 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |ASSIGNED Last reconfirmed|

[Bug c++/85171] New: generic lambda becomes recursive

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85171 Bug ID: 85171 Summary: generic lambda becomes recursive Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c++

[Bug c++/85128] Local scope type(def) falsely assumed to change meaning of outer scope type(def)

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85128 --- Comment #11 from Jonathan Wakely --- (In reply to Steffen Nurpmeso from comment #3) > And despite absolutely idiotic C++ "improvements" like obsoleting the "auto" > keyword and introducing override (yes) as a declaration suffix (no) that i >

[Bug c++/85127] Members implementation outside class doesn't compile if class name is an alias from a using

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85127 --- Comment #2 from Jonathan Wakely --- EDG rejects it too: "us.cc", line 11: error: template argument list must match the parameter list void B::foo() { ^ 1 error detected in the compilation of "us.cc". I'm not aware of any rule

[Bug other/85123] [8 regression] test case gcc.dg/pr63594-2.c begins failing with r254862

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85123 Segher Boessenkool changed: What|Removed |Added Status|CLOSED |REOPENED

[Bug c++/85118] [6/7/8 Regression] Error when using std::bind with a generic lambda - "cannot bind 'const volatile char&' to an rvalue of type 'const volatile char'"

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85118 --- Comment #2 from Jonathan Wakely --- Ugh, this again. I've battled with this when working on the implementation of std::bind. I'll try to reduce it to something independent of the library headers.

[Bug c/85167] New: shrink-wrap.c:333:15: runtime error with UBSAN

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85167 Bug ID: 85167 Summary: shrink-wrap.c:333:15: runtime error with UBSAN Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal Priority: P3 Component: c

[Bug libstdc++/85145] [8 Regression] include_next broken icw/ --with-gxx-include-dir

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85145 Richard Biener changed: What|Removed |Added Target||mingw-w64 Component|c++

[Bug c++/85134] [8 Regression] ICE with invalid constexpr in 'shared' OpenMP clause

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85134 --- Comment #1 from Jakub Jelinek --- Indeed, started with r258015.

[Bug other/85161] [8 regression] Test case failures in libbacktrace on powerpc64 BE starting with r253456

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85161 Richard Biener changed: What|Removed |Added Priority|P3 |P1 Target Milestone|---

[Bug c++/77999] GCC diagnoses usage of STL literal operators as invalid.

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=77999 Jonathan Wakely changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/65923] False positive for warning about literal operator suffix and using

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=65923 Jonathan Wakely changed: What|Removed |Added CC||eric at efcs dot ca --- Comment #4

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 --- Comment #5 from David Binderman --- (In reply to Richard Biener from comment #4) > There's related PR82494 about the lambda vector operations but yes, this > code hasn't > been fixed to avoid overflows and generally expects to operate with

[Bug target/85126] [8 regression] gcc.target/powerpc/pr69946.c fails on powerpc64 BE starting with r254213

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85126 Richard Biener changed: What|Removed |Added Target||powerpc64 Target Milestone|---

[Bug fortran/79854] diagnostics: gfc_conv_constant_to_tree should be gfc_internal_error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=79854 --- Comment #4 from Dominique d'Humieres --- > Unless someone can trigger this error or can prove that gfc_internal_error > is available when the error ought to trigger, then please leave the > code as is. Would not it be better to use

[Bug target/84762] GCC for PowerPC32 violates the SysV ABI spec for small struct returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84762 --- Comment #9 from rguenther at suse dot de --- On Tue, 3 Apr 2018, segher at gcc dot gnu.org wrote: > https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84762 > > --- Comment #8 from Segher Boessenkool --- > It is. This PR is about us not

[Bug c++/85153] _Pragma to disable -Wswitch-unreachable diagnostic not properly working when used within preprocessor macro

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85153 Richard Biener changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug testsuite/85154] [8 regression] gcc.dg/vect/vect-95.c fail

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85154 --- Comment #2 from Richard Biener --- Author: rguenth Date: Tue Apr 3 09:54:22 2018 New Revision: 259025 URL: https://gcc.gnu.org/viewcvs?rev=259025=gcc=rev Log: 2018-04-03 Richard Biener PR testsuite/85154

[Bug c++/85114] -fstack-check causes internal compiler error

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85114 --- Comment #3 from Richard Biener --- Thanks, still can't reproduce here though. Can you check whether netbsd has any patches ontop of FSF 6.4.0?

[Bug inline-asm/85172] New: internal compiler error: unexpected expression '' of kind asm_expr

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85172 Bug ID: 85172 Summary: internal compiler error: unexpected expression '' of kind asm_expr Product: gcc Version: 8.0.1 Status: UNCONFIRMED Keywords:

[Bug c++/85127] Members implementation outside class doesn't compile if class name is an alias from a using

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85127 Richard Biener changed: What|Removed |Added Keywords||rejects-valid

[Bug target/84762] GCC for PowerPC32 violates the SysV ABI spec for small struct returns

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=84762 Richard Biener changed: What|Removed |Added CC||rguenth at gcc dot gnu.org --- Comment

[Bug c++/85135] [7/8 Regression] ICE with invalid late-specified return type

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85135 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug tree-optimization/85168] [7/8 Regression] ICE in tree-ssa-coalesce.c: SSA corruption: Unable to coalesce ssa_names which are marked as MUST COALESCE when -O2 is used

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85168 --- Comment #4 from Richard Biener --- Created attachment 43820 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43820=edit patch in testing

[Bug c++/85171] generic lambda becomes recursive

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85171 --- Comment #1 from Nathan Sidwell --- Created attachment 43823 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43823=edit member fn example The second example shows the case inside a member fn, with ok and bad cases. X::ok calls

[Bug middle-end/85090] [8 Regression] wrong code with -O2 -fno-tree-dominator-opts -mavx512f -fira-algorithm=priority

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85090 Jakub Jelinek changed: What|Removed |Added CC|jakub at redhat dot com| --- Comment #9 from Jakub

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 --- Comment #2 from David Binderman --- (In reply to Jakub Jelinek from comment #1) > The above snippet isn't a self-contained program and contains UB, so it is > unclear how you can get runtime diagnostics for it. The short snippet of code is

[Bug c++/85148] [6/7/8 Regression] ICE with NSDMI and this pointer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85148 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 Jakub Jelinek changed: What|Removed |Added Status|WAITING |NEW CC|

[Bug c++/85147] [6/7/8 Regression] ICE with invalid variadic template-template parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85147 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P4 Status|UNCONFIRMED

[Bug c++/85147] [6/7/8 Regression] ICE with invalid variadic template-template parameter

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85147 --- Comment #2 from Jakub Jelinek --- Created attachment 43812 --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=43812=edit gcc8-pr85147.patch Untested fix.

[Bug c/85164] New: poly-int.h:845:5: runtime error: signed integer overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85164 Bug ID: 85164 Summary: poly-int.h:845:5: runtime error: signed integer overflow Product: gcc Version: 8.0 Status: UNCONFIRMED Severity: normal

[Bug middle-end/64920] bootstrap-ubsan [build/gengtype -r gtype.state]: libiberty/regex.c:6970:11: runtime error: left shift of negative value -1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64920 Martin Liška changed: What|Removed |Added Status|WAITING |RESOLVED Resolution|---

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 64920, which changed state. Bug 64920 Summary: bootstrap-ubsan [build/gengtype -r gtype.state]: libiberty/regex.c:6970:11: runtime error: left shift of negative value -1 https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64920

[Bug c/85164] poly-int.h:845:5: runtime error: signed integer overflow

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85164 Martin Liška changed: What|Removed |Added Status|UNCONFIRMED |NEW Last reconfirmed|

[Bug c++/85156] [8 Regression] ICE with -O1 -g: gimplification failed

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85156 Martin Liška changed: What|Removed |Added Priority|P3 |P1 Status|UNCONFIRMED

[Bug c++/85146] ICE with __direct_bases for declared but not defined struct

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85146 Jakub Jelinek changed: What|Removed |Added CC||jakub at gcc dot gnu.org --- Comment #1

[Bug other/63426] [meta-bug] Issues found with -fsanitize=undefined

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63426 Bug 63426 depends on bug 85158, which changed state. Bug 85158 Summary: ubsan and -O3 finds a problem https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 What|Removed |Added

[Bug tree-optimization/82494] UBSAN in gcc/tree-data-ref.c:3427:16: runtime error: signed integer overflow: 131072 * -131072 cannot be represented in type 'int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82494 --- Comment #3 from Richard Biener --- *** Bug 85158 has been marked as a duplicate of this bug. ***

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 Richard Biener changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[Bug c++/85141] [6/7/8 Regression] ICE with pointer arithmetic of static member function address

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85141 Jakub Jelinek changed: What|Removed |Added Priority|P3 |P2 Status|UNCONFIRMED

[Bug tree-optimization/82494] UBSAN in gcc/tree-data-ref.c:3427:16: runtime error: signed integer overflow: 131072 * -131072 cannot be represented in type 'int'

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=82494 --- Comment #4 from Richard Biener --- I commented in the dup: This code hasn't been fixed to avoid overflows and generally expects to operate with infinite precision integers ... (you know, 32/64bits will be enough - really!). Fixing requires

[Bug middle-end/64920] bootstrap-ubsan [build/gengtype -r gtype.state]: libiberty/regex.c:6970:11: runtime error: left shift of negative value -1

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=64920 --- Comment #4 from Vittorio Zecca --- Sorry for late answer, but I was traveling. I did not see it any longer.

[Bug tree-optimization/85158] ubsan and -O3 finds a problem

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85158 Jakub Jelinek changed: What|Removed |Added Status|UNCONFIRMED |WAITING Last reconfirmed|

[Bug debug/85176] New: ICE in force_decl_die, at dwarf2out.c:25922

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=85176 Bug ID: 85176 Summary: ICE in force_decl_die, at dwarf2out.c:25922 Product: gcc Version: 8.0.1 Status: UNCONFIRMED Severity: normal Priority: P3 Component:

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