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syntax: markdown
tags: [tldr, common]
source: https://github.com/tldr-pages/tldr.git
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# llvm-config

> Get various configuration information needed to compile programs which use LLVM.
> Typically called from build systems, like in Makefiles or configure scripts.
> More information: <https://llvm.org/docs/CommandGuide/llvm-config.html>.

- Compile and link an LLVM based program:

`clang++ $(llvm-config --cxxflags --ldflags --libs) --output {{path/to/output_executable}} {{path/to/source.cc}}`

- Print the `PREFIX` of your LLVM installation:

`llvm-config --prefix`

- Print all targets supported by your LLVM build:

`llvm-config --targets-built`
