Eli Friedman ece444008a [clang] Fix potential constant expression checking with constexpr-unknown.
071765749a70b22fb62f2efc07a3f242ff5b4c52 improved constexpr-unknown
diagnostics, but potential constant expression checking broke in the
process: we produce diagnostics in more cases. Suppress the diagnostics
as appropriate.

This fix affects -Winvalid-constexpr and the enable_if attribute. (The
-Winvalid-constexpr diagnostic isn't really important right now, but it
will become important if we allow constexpr-unknown with pre-C++23
standards.)

Fixes #149041.  Fixes #149188.
(cherry picked from commit 6a60f18997d62b0e2842a921fcb6beb3e52ed823)
2025-07-28 10:59:44 +02:00
2025-07-17 21:02:34 +02:00
2025-07-14 13:34:19 -04:00
2025-04-14 16:54:14 +08:00

The LLVM Compiler Infrastructure

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Welcome to the LLVM project!

This repository contains the source code for LLVM, a toolkit for the construction of highly optimized compilers, optimizers, and run-time environments.

The LLVM project has multiple components. The core of the project is itself called "LLVM". This contains all of the tools, libraries, and header files needed to process intermediate representations and convert them into object files. Tools include an assembler, disassembler, bitcode analyzer, and bitcode optimizer.

C-like languages use the Clang frontend. This component compiles C, C++, Objective-C, and Objective-C++ code into LLVM bitcode -- and from there into object files, using LLVM.

Other components include: the libc++ C++ standard library, the LLD linker, and more.

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Description
The LLVM Project is a collection of modular and reusable compiler and toolchain technologies.
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