fix builds with gcc > 15

crates/codspeed/build.rs

@@ -1,17 +1,34 @@
 use std::{env, path::PathBuf};
 
 fn main() {
+    println!("cargo:rerun-if-changed=instrument-hooks/dist/core.c");
+    println!("cargo:rerun-if-changed=instrument-hooks/includes/core.h");
+    println!("cargo:rerun-if-changed=build.rs");
+
     if cfg!(not(target_os = "linux")) {
         // The instrument-hooks library is only supported on Linux.
         return;
     }
 
-    // Compile the C library
-    cc::Build::new()
+    let mut build = cc::Build::new();
+    build
+        .flag("-std=gnu17")
         .file("instrument-hooks/dist/core.c")
         .include("instrument-hooks/includes")
-        .flag("-w") // Suppress all warnings
-        .compile("instrument_hooks");
+        .warnings(false)
+        .extra_warnings(false)
+        .cargo_warnings(false);
+
+    let result = build.try_compile("instrument_hooks");
+    if let Err(e) = result {
+        let compiler = build.try_get_compiler().expect("Failed to get C compiler");
+
+        eprintln!("\n\nERROR: Failed to compile instrument-hooks native library with cc-rs. Ensure you have an up-to-date C compiler installed.");
+        eprintln!("Compiler information: {compiler:?}");
+        eprintln!("Compilation error: {e}");
+
+        std::process::exit(1);
+    }
 
     let bindings = bindgen::Builder::default()
         .header("instrument-hooks/includes/core.h")