Search results

[mlir][hoisting] Support memref.assume_alignment in linalg hoisting

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

mlir

mlir:linalg

Status: Open (in progress).

llvm/llvm-projectnumber 144843

#144843 In llvm/llvm-project;

· xiangzh1 opened on Jun 19, 2025

[DAG] Add SDPatternMatch m_SpecificScalarVT / m_SpecificVectorElementVT matchers

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:SelectionDAGSelectionDAGISel as wellSelectionDAGISel as well

Status: Open.

Task

#144477 In llvm/llvm-project;

· RKSimon opened on Jun 17, 2025

Docs for [[clang::no_specializations]] attribute use "explicitly specialized" ambiguously

clangClang issues not falling into any other categoryClang issues not falling into any other category

documentation

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

Status: Open.

#143719 In llvm/llvm-project;

· jwakely opened on Jun 11, 2025

[X86] Failure to reduce extended i64 add/sub/mul arithmetic to i32 with known zeros in the upper 32-bits

backend:X86

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

missed-optimization

Status: Open.

#142308 In llvm/llvm-project;

· RKSimon opened on Jun 1, 2025

Missed optimization (unnecessary sext): y >= x should imply y - x >= 0

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:instcombine

missed-optimization

Status: Open.

#142283 In llvm/llvm-project;

· Explorer09 opened on May 31, 2025

[Clang] Explain satisfaction failure for more type traits

clang:diagnosticsNew/improved warning or error message in Clang, but not in clang-tidy or static analyzerNew/improved warning or error message in Clang, but not in clang-tidy or static analyzer

clang:frontendLanguage frontend issues, e.g. anything involving "Sema"Language frontend issues, e.g. anything involving "Sema"

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

Status: Open.

Feature

#141911 In llvm/llvm-project;

· cor3ntin opened on May 29, 2025

<code>[[gnu::weak]]</code> disables constant evaluation of constexpr variables in C++14

c++11

c++14

clang:frontendLanguage frontend issues, e.g. anything involving "Sema"Language frontend issues, e.g. anything involving "Sema"

diverges-from:gccDoes the clang frontend diverge from gcc on this issueDoes the clang frontend diverge from gcc on this issue

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

Status: Open.

#141797 In llvm/llvm-project;

· cor3ntin opened on May 28, 2025

Missed optimization: (%1 &lt;= ~%0) &amp;&amp; (%0 &gt; ~%1) ==&gt; false

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:instcombine

missed-optimization

Status: Open.

#141479 In llvm/llvm-project;

· GINN-Imp opened on May 26, 2025

Missed DCE when popcount of multiplication of two integers but arg1 is 1 in icelake-client

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:instcombine

missed-optimization

Status: Open.

#140917 In llvm/llvm-project;

· BreadTom opened on May 21, 2025

[DAG] SDPatternMatch - m_Zero can't see through bitcasts

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

llvm:codegen

Status: Open.

#140745 In llvm/llvm-project;

· RKSimon opened on May 20, 2025

[docs] Missing link in the Strict Aliasing section of the Users Manual?

clangClang issues not falling into any other categoryClang issues not falling into any other category

documentation

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

Status: Open.

#140071 In llvm/llvm-project;

· StephanTLavavej opened on May 15, 2025

Tracking progress for constexpr cmath (P0533R9, P1383R2)

c++23

c++26

clang:frontendLanguage frontend issues, e.g. anything involving "Sema"Language frontend issues, e.g. anything involving "Sema"

documentation

good first issuehttps://github.com/llvm/llvm-project/contributehttps://github.com/llvm/llvm-project/contribute

libc

libc++libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.libc++ C++ Standard Library. Not GNU libstdc++. Not libc++abi.

metaissueIssue to collect references to a group of similar or related issues.Issue to collect references to a group of similar or related issues.

Status: Open.

Task

#139885 In llvm/llvm-project;

· cor3ntin opened on May 14, 2025