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x86 optimizing load of constants like 0x300000000 (== (3<<32))

Status: Open.

#172281 In llvm/llvm-project;

· Explorer09 opened on Dec 15, 2025

-Wsign-conversion should consider control-flow sentive range and only warn if problematic numbers are possible

new issue

Status: Open.

#172279 In llvm/llvm-project;

· RedBeard0531 opened on Dec 15, 2025

((+49 Lufthansa Airlines Deutschland Telefonnummer))Wie kann ich Lufthansa schnell erreichen?

new issue

Status: Open.

#172277 In llvm/llvm-project;

· sells-ai opened on Dec 15, 2025

[clang-tidy] readability-math-missing-parentheses with parentheses

clang-tidy

Status: Open.

#172269 In llvm/llvm-project;

· menzels opened on Dec 15, 2025

16% compile-time slowdown after clang #161671

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

slow-compile

Status: Open.

Bug

#172266 In llvm/llvm-project;

· zmodem opened on Dec 15, 2025

[PowerPC] Assertion `isa<To>(Val) && "cast<Ty>() argument of incompatible type!"' failed.

backend:PowerPC

crash-on-valid

Status: Open.

Bug

#172265 In llvm/llvm-project;

· XChy opened on Dec 15, 2025

[mlir] SEGV when converting arith op to llvm

mlir

Status: Open.

#172258 In llvm/llvm-project;

· YuanchengJiang opened on Dec 15, 2025

BOLT optimization of Android executables breaks PIE ?

BOLT

Status: Open.

#172257 In llvm/llvm-project;

· jiovf opened on Dec 15, 2025

Emit pass - LLVM ERROR - 64-bit code requested on a subtarget that doesn't support it

backend:X86

crashPrefer [crash-on-valid] or [crash-on-invalid]Prefer [crash-on-valid] or [crash-on-invalid]

Status: Open.

#172254 In llvm/llvm-project;

· aldrinmathew opened on Dec 15, 2025

clang miscompiles systemd on ppc64le

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

miscompilation

Status: Open.

#172253 In llvm/llvm-project;

· Gelbpunkt opened on Dec 15, 2025

[clang][frontend] Clang doesn't recognize certain <code>template-id</code>s as referring to the current instantiation

c++

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

confirmedVerified by a second partyVerified by a second party

Status: Open.

#172243 In llvm/llvm-project;

· localspook opened on Dec 15, 2025

C++20 modules and <code>std::jthread</code>: link failed with clang &amp; libc++ v21.1.x

clang:modulesC++20 modules and Clang Header ModulesC++20 modules and Clang Header Modules

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

Status: Open.

#172241 In llvm/llvm-project;

· bshoshany opened on Dec 15, 2025