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42 changes: 27 additions & 15 deletions src/frontend/preprocessor/predefined_macros.rs
Original file line number Diff line number Diff line change
Expand Up @@ -269,12 +269,20 @@ 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 — Debian/Ubuntu triples
"/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 triples (x86_64-redhat-linux)
"/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/lib/gcc/x86_64-redhat-linux/12/include",
"/usr/lib/gcc/x86_64-redhat-linux/11/include",
"/usr/lib/gcc/x86_64-redhat-linux/10/include",
"/usr/include",
];
for candidate in &candidates {
Expand Down Expand Up @@ -470,10 +478,11 @@ 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/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 +533,11 @@ 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/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 +620,16 @@ 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/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/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