[llvm-bugs] Issue 15726 in oss-fuzz: llvm/clang-fuzzer: Null-dereference READ in llvm::llvm_unreachable_internal

Status: New Owner: CC: k...@google.com, masc...@google.com, jdevlieg...@apple.com, igm...@gmail.com, mit...@google.com, bigchees...@gmail.com, eney...@google.com, llvm-b...@lists.llvm.org, j...@chromium.org, v...@apple.com, mitchphi...@outlook.com, xpl...@gmail.com, akils...@apple.com

[llvm-bugs] [Bug 42492] [PowerPC] segment fault for bootstrap

https://bugs.llvm.org/show_bug.cgi?id=42492 Chen Zheng (陈 正) changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[llvm-bugs] [Bug 41208] Crash when compiling

https://bugs.llvm.org/show_bug.cgi?id=41208 Fangrui Song changed: What|Removed |Added Resolution|--- |WORKSFORME Status|NEW

[llvm-bugs] [Bug 42560] New: Mangling of pipe is broken for Windows in C++ mode

https://bugs.llvm.org/show_bug.cgi?id=42560 Bug ID: 42560 Summary: Mangling of pipe is broken for Windows in C++ mode Product: clang Version: unspecified Hardware: PC OS: other Status: NEW Severity: enhanc

[llvm-bugs] [Bug 42561] New: Incorrect optimization of unique_ptr construction leads to segfault

https://bugs.llvm.org/show_bug.cgi?id=42561 Bug ID: 42561 Summary: Incorrect optimization of unique_ptr construction leads to segfault Product: clang Version: 8.0 Hardware: PC OS: Linux Status: N

[llvm-bugs] [Bug 42562] New: Darwin format archives add white space to the end of extracted members

https://bugs.llvm.org/show_bug.cgi?id=42562 Bug ID: 42562 Summary: Darwin format archives add white space to the end of extracted members Product: tools Version: trunk Hardware: All OS: All Statu

[llvm-bugs] [Bug 29106] [clang-cl] Driver has no good way to refer to original spelling of an aliased option

https://bugs.llvm.org/show_bug.cgi?id=29106 Nico Weber changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[llvm-bugs] [Bug 42563] New: [InstCombine] Dropping pointless masking before left shift

https://bugs.llvm.org/show_bug.cgi?id=42563 Bug ID: 42563 Summary: [InstCombine] Dropping pointless masking before left shift Product: libraries Version: trunk Hardware: PC OS: Linux Status: NEW

[llvm-bugs] [Bug 42564] New: calls to operator delete(..., const std::nothrow_t &) are optimized out

https://bugs.llvm.org/show_bug.cgi?id=42564 Bug ID: 42564 Summary: calls to operator delete(..., const std::nothrow_t &) are optimized out Product: clang Version: trunk Hardware: PC OS: Linux Sta

[llvm-bugs] Issue 14340 in oss-fuzz: llvm/llvm-isel-fuzzer--aarch64-O2: ASSERT: (!RS || !RS->isScavengingFrameIndex(FrameIndex)) && "Emergency spill slot is out

Updates: Labels: Deadline-Approaching Comment #2 on issue 14340 by sheriff...@chromium.org: llvm/llvm-isel-fuzzer--aarch64-O2: ASSERT: (!RS | | !RS->isScavengingFrameIndex(FrameIndex)) && "Emergency spill slot is out https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14340#c2 This

[llvm-bugs] Issue 14334 in oss-fuzz: llvm/llvm-opt-fuzzer--x86_64-earlycse: ASSERT: (!LastStore || ParseMemoryInst(LastStore, TTI).getPointerOperand() == MemInst.ge

Updates: Labels: Deadline-Approaching Comment #2 on issue 14334 by sheriff...@chromium.org: llvm/llvm-opt-fuzzer--x86_64-earlycse: ASSERT: (!LastStore || ParseMemoryInst(LastStore, TTI).getPointerOperand() == MemInst.ge https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=14334#c2

[llvm-bugs] [Bug 42565] New: Internal error compiling 32-bit i386 -march=atom kernel

-fno-delete-null-pointer-checks huf_compress.c Stack dump: 0. Program arguments: /opt/compiler-explorer/clang-trunk-20190710/bin/clang-9 -cc1 -triple x86_64-unknown-linux-gnu -S -disable-free -disable-llvm-verifier -discard-value-names -main-file-name example.c -mrelocation-model static

[llvm-bugs] Issue 15699 in oss-fuzz: llvm/clang-fuzzer: Stack-overflow in llvm::StringMapImpl::LookupBucketFor

Updates: Labels: ClusterFuzz-Verified Status: Verified Comment #1 on issue 15699 by ClusterFuzz-External: llvm/clang-fuzzer: Stack-overflow in llvm::StringMapImpl::LookupBucketFor https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=15699#c1 ClusterFuzz testcase 5679180139724

[llvm-bugs] [Bug 42429] Configure GitHub repository to block merge commits

https://bugs.llvm.org/show_bug.cgi?id=42429 Tom Stellard changed: What|Removed |Added Status|NEW |RESOLVED Resolution|---

[llvm-bugs] [Bug 39393] [meta] Tasks related to hosting source code at GitHub

https://bugs.llvm.org/show_bug.cgi?id=39393 Bug 39393 depends on bug 42429, which changed state. Bug 42429 Summary: Configure GitHub repository to block merge commits https://bugs.llvm.org/show_bug.cgi?id=42429 What|Removed |Added ---

[llvm-bugs] [Bug 42566] New: Broken initialization of objects in __constant AS in C++ mode

https://bugs.llvm.org/show_bug.cgi?id=42566 Bug ID: 42566 Summary: Broken initialization of objects in __constant AS in C++ mode Product: clang Version: trunk Hardware: PC OS: Linux Status: NEW

[llvm-bugs] [Bug 42451] hotcoldsplit makes function broken with "opt -loop-unroll -mergereturn -hotcoldsplit -loop-rotate -sroa -inline -barrier -loop-idiom -early-cse -hotcoldsplit"

https://bugs.llvm.org/show_bug.cgi?id=42451 Vedant Kumar changed: What|Removed |Added Fixed By Commit(s)||365660 Resolution|---

[llvm-bugs] [Bug 42567] New: Possible miscompilation by clang-cl versions 7, 8, and 9 targeting 32-bit Windows

https://bugs.llvm.org/show_bug.cgi?id=42567 Bug ID: 42567 Summary: Possible miscompilation by clang-cl versions 7, 8, and 9 targeting 32-bit Windows Product: clang Version: trunk Hardware: PC OS: Windows NT

[llvm-bugs] [Bug 42568] New: Attribute 'noderef' fails to warn in some cases

https://bugs.llvm.org/show_bug.cgi?id=42568 Bug ID: 42568 Summary: Attribute 'noderef' fails to warn in some cases Product: clang Version: unspecified Hardware: PC OS: Windows NT Status: NEW Severity: enha

[llvm-bugs] [Bug 27202] [x86] optimizing for size results in bigger code because of repeated constant

https://bugs.llvm.org/show_bug.cgi?id=27202 Sanjay Patel changed: What|Removed |Added Status|CONFIRMED |RESOLVED Resolution|---

[llvm-bugs] [Bug 26299] [meta][X86] Size optimization opportunities (in particular for 32-bit Chromium on Windows)

https://bugs.llvm.org/show_bug.cgi?id=26299 Bug 26299 depends on bug 27202, which changed state. Bug 27202 Summary: [x86] optimizing for size results in bigger code because of repeated constant https://bugs.llvm.org/show_bug.cgi?id=27202 What|Removed |Added ---

[llvm-bugs] [Bug 42569] New: "ran out of registers" while building i386 linux kernel

https://bugs.llvm.org/show_bug.cgi?id=42569 Bug ID: 42569 Summary: "ran out of registers" while building i386 linux kernel Product: clang Version: trunk Hardware: PC OS: Linux Status: NEW

[llvm-bugs] [Bug 42570] New: gas warning: ignoring changed section attributes

https://bugs.llvm.org/show_bug.cgi?id=42570 Bug ID: 42570 Summary: gas warning: ignoring changed section attributes Product: clang Version: trunk Hardware: PC OS: Linux Status: NEW Severity: enhancement

[llvm-bugs] [Bug 42378] ThinLTO index only generates very large index files

https://bugs.llvm.org/show_bug.cgi?id=42378 Robbert Haarman changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[llvm-bugs] [Bug 42571] New: [x86] forming subo intrinsic thwarts codegen

https://bugs.llvm.org/show_bug.cgi?id=42571 Bug ID: 42571 Summary: [x86] forming subo intrinsic thwarts codegen Product: libraries Version: trunk Hardware: PC OS: All Status: NEW Severity: enhancement

[llvm-bugs] [Bug 42314] Missed BLSR for x == (x & -x) && x

https://bugs.llvm.org/show_bug.cgi?id=42314 Sanjay Patel changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[llvm-bugs] [Bug 42066] clang-cl with /P and /Brepro fails with a cryptic error message

https://bugs.llvm.org/show_bug.cgi?id=42066 Nico Weber changed: What|Removed |Added Resolution|--- |FIXED Status|NEW

[llvm-bugs] [Bug 42565] Internal error compiling 32-bit i386 -march=atom kernel

https://bugs.llvm.org/show_bug.cgi?id=42565 Craig Topper changed: What|Removed |Added Fixed By Commit(s)||r365720 Resolution|---

[llvm-bugs] [Bug 4068] [Meta] Compiling the Linux kernel with clang

https://bugs.llvm.org/show_bug.cgi?id=4068 Bug 4068 depends on bug 42565, which changed state. Bug 42565 Summary: Internal error compiling 32-bit i386 -march=atom kernel https://bugs.llvm.org/show_bug.cgi?id=42565 What|Removed |Added

[llvm-bugs] [Bug 42564] calls to operator delete(..., const std::nothrow_t &) are optimized out

https://bugs.llvm.org/show_bug.cgi?id=42564 Richard Smith changed: What|Removed |Added Resolution|--- |INVALID Status|NEW

[llvm-bugs] [Bug 42572] New: std::ofstream silently fails to write files when they can't be created

https://bugs.llvm.org/show_bug.cgi?id=42572 Bug ID: 42572 Summary: std::ofstream silently fails to write files when they can't be created Product: libc++ Version: unspecified Hardware: PC OS: FreeBSD

[llvm-bugs] [Bug 42573] New: Memory leak checker doesn't report leak when constructor dereferences the argument

https://bugs.llvm.org/show_bug.cgi?id=42573 Bug ID: 42573 Summary: Memory leak checker doesn't report leak when constructor dereferences the argument Product: clang Version: trunk Hardware: All OS: All

[llvm-bugs] [Bug 42356] __builtin___clear_cache crashes the WebAssembly backend

https://bugs.llvm.org/show_bug.cgi?id=42356 Heejin Ahn changed: What|Removed |Added Fixed By Commit(s)||r365731 Resolution|---

[llvm-bugs] [Bug 42574] New: Non-deterministic result due to use of SmallPtrSet in llvm::removeUnreachableBlocks

https://bugs.llvm.org/show_bug.cgi?id=42574 Bug ID: 42574 Summary: Non-deterministic result due to use of SmallPtrSet in llvm::removeUnreachableBlocks Product: libraries Version: trunk Hardware: PC OS: Linux