Various driver features, such as the sysroot path detection for Android targets, rely on being able to find the Clang install directory (look for callers of `getDriver().getInstalledDir()`). However, the install directory isn't currently being plumbed through to the driver, which is conventionally done via the argv[0] passed to the Driver constructor. It looks like D14695 attempted to fix this by adding another API that allows specifying the argv[0]. However, rather than requiring every user of libclang to switch to this API for correct behavior, let's have the other existing APIs work by default, by using the existing logic in libclang for finding the install directory. Differential Revision: https://reviews.llvm.org/D146497
The LLVM Compiler Infrastructure
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.
Getting the Source Code and Building LLVM
Consult the Getting Started with LLVM page for information on building and running LLVM.
For information on how to contribute to the LLVM project, please take a look at the Contributing to LLVM guide.
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