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Rollup merge of #100072 - oToToT:patch-1, r=michaelwoerister

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linker-plugin-lto.md: Correct the name of example c file

The final output is linked with `cmain.o`, but we use `main.o` in the example.
This patch changes the name to `cmain.c` and `cmain.o` as the "C/C++ code as a dependency in Rust" section.
This commit is contained in:
Matthias Krüger 2022-08-10 00:00:27 +02:00 committed by GitHub
commit 2059391eb2
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1 changed files with 2 additions and 2 deletions
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src/doc/rustc/src/linker-plugin-lto.md
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@ -30,7 +30,7 @@ Using `rustc` directly:
# Compile the Rust staticlib
rustc --crate-type=staticlib -Clinker-plugin-lto -Copt-level=2 ./lib.rs
# Compile the C code with `-flto=thin`
clang -c -O2 -flto=thin -o main.o ./main.c
clang -c -O2 -flto=thin -o cmain.o ./cmain.c
# Link everything, making sure that we use an appropriate linker
clang -flto=thin -fuse-ld=lld -L . -l"name-of-your-rust-lib" -o main -O2 ./cmain.o
```
@ -41,7 +41,7 @@ Using `cargo`:
# Compile the Rust staticlib
RUSTFLAGS="-Clinker-plugin-lto" cargo build --release
# Compile the C code with `-flto=thin`
clang -c -O2 -flto=thin -o main.o ./main.c
clang -c -O2 -flto=thin -o cmain.o ./cmain.c
# Link everything, making sure that we use an appropriate linker
clang -flto=thin -fuse-ld=lld -L . -l"name-of-your-rust-lib" -o main -O2 ./cmain.o
```