diff --git a/rust.spec b/rust.spec
index dae778133aceb0608cd7eeb5a83d86b81999aa32..8da732a8800d7b15e32e3d89156470f7f455fa26 100644
--- a/rust.spec
+++ b/rust.spec
@@ -11,7 +11,7 @@
 
 Name:                rust
 Version:             1.76.0
-Release:             1
+Release:             2
 Summary:             The Rust Programming Language
 License:             Apache-2.0 OR MIT
 URL:                 https://www.rust-lang.org
@@ -113,6 +113,8 @@ BuildRequires:       %{llvm}-static libffi-devel
 %endif
 BuildRequires:       procps-ng
 BuildRequires:       ninja-build
+BuildRequires:       compiler-rt
+BuildRequires:       clang
 Provides:            rustc = %{version}-%{release}
 Provides:            rustc%{?_isa} = %{version}-%{release}
 Requires:            %{name}-std-static%{?_isa} = %{version}-%{release}
@@ -312,10 +314,29 @@ max_cpus=$(( ($(free -g | awk '/^Mem:/{print $2}') + 1) / 2 ))
 if [ "$max_cpus" -ge 1 -a "$max_cpus" -lt "$ncpus" ]; then
   ncpus="$max_cpus"
 fi
+
+# Find the compiler-rt library for the Rust profiler_builtins crate.
+# But there are two versions in openEuler. Why?
+# We don't have macros.clang so we need clang version here
+IFS='.' read -ra VERSION_PARTS <<< "$(clang --version | sed -n 's/clang version //p' | sed 's/ (.*//g' | cut -d. -f1-3))"
+# This is for avoiding rpm syntax error
+%global clang_maj_ver %%(clang --version | sed -n 's/clang version //p' | cut -d. -f1)
+%global clang_min_ver %%(${VERSION_PARTS[1]})
+%global clang_patch_ver %%(${VERSION_PARTS[2]})
+%if %{?clang_maj_ver} >= 17
+# This is the new one, used on openEuler 24.03 LTS or later
+%define profiler %(echo %{_prefix}/%{_lib}/clang/%{clang_maj_ver}/lib/%{_arch}-openEuler-linux-gnu/libclang_rt.profile.a)
+%else
+# This is used before openEuler 23.09
+%define profiler %(echo %{_prefix}/%{_lib}/clang/%{clang_maj_ver}.%{clang_min_ver}.%{clang_patch_ver}/lib/libclang_rt.profile-%{_arch}.a)
+%endif
+test -r "%{profiler}"
+
 %configure --disable-option-checking \
   --libdir=%{common_libdir} \
   %{rust_musl_root}=%{musl_root} \
   --build=%{rust_triple} --host=%{rust_triple} --target=%{rust_triple},%{rust_musl_triple} \
+  --set target.%{rust_triple}.profiler="%{profiler}" \
   --python=%{python} \
   --local-rust-root=%{local_rust_root} \
   %{!?with_bundled_llvm: --llvm-root=%{llvm_root} \
@@ -490,6 +511,9 @@ export %{rust_env}
 %{_mandir}/man1/cargo*.1*
 
 %changelog
+* Tue Mar 26 2024 misaka00251 <liuxin@iscas.ac.cn> - 1.76.0-2
+- Enable profiler builtin
+
 * Tue Feb 20 2024 wangkai <13474090681@163.com> - 1.76.0-1
 - Update to 1.76.0