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Fix #1: Add GCC 15/16 include paths for modern distros #5

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Fix #1: Add GCC 15/16 include paths for modern distros #5

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45 changes: 30 additions & 15 deletions src/frontend/preprocessor/predefined_macros.rs
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@palapapa palapapa Feb 7, 2026

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Hardcoding include paths. We will be replaced in 6 months. Vibe coding is the future.

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@chedim chedim Feb 7, 2026 •
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you don't understand, hooman, eventually it'll build a map of all possible paths on all possible machines and then it'll be able to compile "Hello, World!" everywhere!

Original file line number Diff line number Diff line change
Expand Up @@ -269,12 +269,19 @@ impl Preprocessor {
"/usr/local/include",
// x86_64 multiarch (default, removed by set_target for other arches)
"/usr/include/x86_64-linux-gnu",
// GCC headers (common versions)
// GCC headers (common versions) - Debian/Ubuntu
"/usr/lib/gcc/x86_64-linux-gnu/16/include",
"/usr/lib/gcc/x86_64-linux-gnu/15/include",
"/usr/lib/gcc/x86_64-linux-gnu/14/include",
"/usr/lib/gcc/x86_64-linux-gnu/13/include",
"/usr/lib/gcc/x86_64-linux-gnu/12/include",
"/usr/lib/gcc/x86_64-linux-gnu/11/include",
"/usr/lib/gcc/x86_64-linux-gnu/13/include",
"/usr/lib/gcc/x86_64-linux-gnu/14/include",
"/usr/lib/gcc/x86_64-linux-gnu/10/include",
// GCC headers - Fedora/RHEL
"/usr/lib/gcc/x86_64-redhat-linux/16/include",
"/usr/lib/gcc/x86_64-redhat-linux/15/include",
"/usr/lib/gcc/x86_64-redhat-linux/14/include",
"/usr/lib/gcc/x86_64-redhat-linux/13/include",
"/usr/include",
];
for candidate in &candidates {
Expand Down Expand Up @@ -470,10 +477,12 @@ impl Preprocessor {
!s.contains("x86_64")
});
let aarch64_paths = [
"/usr/lib/gcc-cross/aarch64-linux-gnu/11/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/12/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/13/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/16/include",
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@mohdali mohdali Feb 7, 2026

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This assumes a x86-64 host, if running on an arm host, these paths will not work, the correct paths should be /usr/lib/gcc/*.

"/usr/lib/gcc-cross/aarch64-linux-gnu/15/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/14/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/13/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/12/include",
"/usr/lib/gcc-cross/aarch64-linux-gnu/11/include",
"/usr/aarch64-linux-gnu/include",
"/usr/include/aarch64-linux-gnu",
];
Expand Down Expand Up @@ -524,10 +533,12 @@ impl Preprocessor {
!s.contains("x86_64")
});
let riscv_paths = [
"/usr/lib/gcc-cross/riscv64-linux-gnu/11/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/12/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/13/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/16/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/15/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/14/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/13/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/12/include",
"/usr/lib/gcc-cross/riscv64-linux-gnu/11/include",
"/usr/riscv64-linux-gnu/include",
"/usr/include/riscv64-linux-gnu",
];
Expand Down Expand Up @@ -610,14 +621,18 @@ impl Preprocessor {
!s.contains("x86_64")
});
let i686_paths = [
"/usr/lib/gcc-cross/i686-linux-gnu/11/include",
"/usr/lib/gcc-cross/i686-linux-gnu/12/include",
"/usr/lib/gcc-cross/i686-linux-gnu/13/include",
"/usr/lib/gcc-cross/i686-linux-gnu/16/include",
"/usr/lib/gcc-cross/i686-linux-gnu/15/include",
"/usr/lib/gcc-cross/i686-linux-gnu/14/include",
"/usr/lib/gcc/i686-linux-gnu/11/include",
"/usr/lib/gcc/i686-linux-gnu/12/include",
"/usr/lib/gcc/i686-linux-gnu/13/include",
"/usr/lib/gcc-cross/i686-linux-gnu/13/include",
"/usr/lib/gcc-cross/i686-linux-gnu/12/include",
"/usr/lib/gcc-cross/i686-linux-gnu/11/include",
"/usr/lib/gcc/i686-linux-gnu/16/include",
"/usr/lib/gcc/i686-linux-gnu/15/include",
"/usr/lib/gcc/i686-linux-gnu/14/include",
"/usr/lib/gcc/i686-linux-gnu/13/include",
"/usr/lib/gcc/i686-linux-gnu/12/include",
"/usr/lib/gcc/i686-linux-gnu/11/include",
"/usr/i686-linux-gnu/include",
"/usr/include/i386-linux-gnu",
];
Expand Down