diff --git a/.github/workflows/cmake.yml b/.github/workflows/cmake.yml
index 9de1df5c..9fd543de 100644
--- a/.github/workflows/cmake.yml
+++ b/.github/workflows/cmake.yml
@@ -35,9 +35,6 @@ jobs:
       - name: Setup llvm & libstdc++ & cmake & ninja
         if: matrix.os == 'ubuntu-24.04'
         run: |
-          sudo apt update
-          sudo apt install -y software-properties-common
-          sudo add-apt-repository ppa:ubuntu-toolchain-r/test
           sudo apt update
           sudo apt install -y gcc-14 g++-14 libstdc++-14-dev
           sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 100
@@ -69,7 +66,7 @@ jobs:
       - name: Setup msvc sysroot for cmake
         if: matrix.os == 'windows-2022'
         uses: ilammy/msvc-dev-cmd@v1
-      
+
       - name: Build clice (debug)
         if: matrix.os == 'ubuntu-24.04'
         run: |
diff --git a/.github/workflows/xmake.yml b/.github/workflows/xmake.yml
index d5124d28..0e81ee1b 100644
--- a/.github/workflows/xmake.yml
+++ b/.github/workflows/xmake.yml
@@ -30,9 +30,6 @@ jobs:
     steps:
       - name: Setup llvm & libstdc++ & cmake & ninja
         run: |
-          sudo apt update
-          sudo apt install -y software-properties-common
-          sudo add-apt-repository ppa:ubuntu-toolchain-r/test
           sudo apt update
           sudo apt install -y gcc-14 g++-14 libstdc++-14-dev
           sudo update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-14 100
diff --git a/include/Support/Format.h b/include/Support/Format.h
index 03c2b0b2..475129a3 100644
--- a/include/Support/Format.h
+++ b/include/Support/Format.h
@@ -171,7 +171,7 @@ std::string pretty_dump(const Object& object, std::size_t indent = 2) {
     auto repr = dump(object);
     auto json = json::parse(repr);
     if(!json) {
-        std::terminate();
+        std::abort();
     }
     llvm::SmallString<128> buffer = {std::format("{{0:{}}}", indent)};
     return llvm::formatv(buffer.c_str(), *json);
diff --git a/include/Support/Logger.h b/include/Support/Logger.h
index 6161b61c..70c6d883 100644
--- a/include/Support/Logger.h
+++ b/include/Support/Logger.h
@@ -54,7 +54,7 @@ void trace(std::format_string<Args...> fmt, Args&&... args) {
 template <typename... Args>
 void fatal [[noreturn]] (std::format_string<Args...> fmt, Args&&... args) {
     log::log(Level::FATAL, fmt.get(), std::forward<Args>(args)...);
-    std::terminate();
+    std::abort();
 }
 
 }  // namespace clice::log
diff --git a/include/Test/CTest.h b/include/Test/CTest.h
index c59811c4..da33c9c1 100644
--- a/include/Test/CTest.h
+++ b/include/Test/CTest.h
@@ -84,7 +84,7 @@ public:
         auto info = compile(params);
         if(!info) {
             llvm::errs() << "Failed to build AST\n";
-            std::terminate();
+            std::abort();
         }
 
         this->info.emplace(std::move(*info));
diff --git a/src/AST/Resolver.cpp b/src/AST/Resolver.cpp
index 08ef473e..2c4bafa0 100644
--- a/src/AST/Resolver.cpp
+++ b/src/AST/Resolver.cpp
@@ -382,7 +382,7 @@ public:
             case clang::NestedNameSpecifier::NamespaceAlias:
             case clang::NestedNameSpecifier::Super: {
                 llvm::errs() << "Unexpected name specifier\n";
-                std::terminate();
+                std::abort();
             }
         }
     }
diff --git a/src/Basic/SourceConverter.cpp b/src/Basic/SourceConverter.cpp
index 1eed4eec..de7dad58 100644
--- a/src/Basic/SourceConverter.cpp
+++ b/src/Basic/SourceConverter.cpp
@@ -226,7 +226,7 @@ static std::string decodePercent(llvm::StringRef content) {
 
 proto::DocumentUri SourceConverter::toURI(llvm::StringRef fspath) {
     if(!path::is_absolute(fspath))
-        std::terminate();
+        std::abort();
 
     llvm::SmallString<128> path("file://");
 #if defined(_WIN32)
@@ -265,13 +265,13 @@ std::string SourceConverter::toPath(llvm::StringRef uri) {
     if(cloned.starts_with("file:///")) {
         cloned = cloned.drop_front(8);
     } else {
-        std::terminate();
+        std::abort();
     }
 #elif defined(__unix__)
     if(cloned.starts_with("file://")) {
         cloned = cloned.drop_front(7);
     } else {
-        std::terminate();
+        std::abort();
     }
 #else
 #error "Unsupported platform"
@@ -282,7 +282,7 @@ std::string SourceConverter::toPath(llvm::StringRef uri) {
     llvm::SmallString<128> result;
     if(auto err = fs::real_path(decoded, result)) {
         print("Failed to get real path: {}, Input is {}\n", err.message(), decoded);
-        std::terminate();
+        std::abort();
     }
 
     return result.str().str();
diff --git a/src/Compiler/Compilation.cpp b/src/Compiler/Compilation.cpp
index af902cbe..b0ffad0e 100644
--- a/src/Compiler/Compilation.cpp
+++ b/src/Compiler/Compilation.cpp
@@ -13,7 +13,7 @@ std::unique_ptr<clang::CompilerInvocation> createInvocation(CompilationParams& p
     llvm::SmallVector<const char*, 16> args;
 
     if(auto result = mangleCommand(params.command, args, buffer); !result) {
-        std::terminate();
+        std::abort();
     }
 
     clang::CreateInvocationOptions options = {};
@@ -21,7 +21,7 @@ std::unique_ptr<clang::CompilerInvocation> createInvocation(CompilationParams& p
 
     auto invocation = clang::createInvocation(args, options);
     if(!invocation) {
-        std::terminate();
+        std::abort();
     }
 
     auto& frontOpts = invocation->getFrontendOpts();
@@ -70,7 +70,7 @@ std::unique_ptr<clang::CompilerInstance> createInstance(CompilationParams& param
     }
 
     if(!instance->createTarget()) {
-        std::terminate();
+        std::abort();
     }
 
     auto [pch, bound] = params.pch;
diff --git a/src/Compiler/Diagnostic.cpp b/src/Compiler/Diagnostic.cpp
index 02bbf57b..83a11116 100644
--- a/src/Compiler/Diagnostic.cpp
+++ b/src/Compiler/Diagnostic.cpp
@@ -105,7 +105,7 @@ void dumpArg(clang::DiagnosticsEngine::ArgumentKind kind, std::uint64_t value) {
         }
 
         default: {
-            std::terminate();
+            std::abort();
         }
     }
 
diff --git a/src/Feature/CodeCompletion.cpp b/src/Feature/CodeCompletion.cpp
index 96f051e6..f3da4ba3 100644
--- a/src/Feature/CodeCompletion.cpp
+++ b/src/Feature/CodeCompletion.cpp
@@ -108,12 +108,12 @@ std::string getName(const clang::NamedDecl* decl) {
             return name.getCXXLiteralIdentifier()->getName().str();
         }
         case clang::DeclarationName::CXXUsingDirective: {
-            std::terminate();
+            std::abort();
         };
         case clang::DeclarationName::ObjCZeroArgSelector:
         case clang::DeclarationName::ObjCOneArgSelector:
         case clang::DeclarationName::ObjCMultiArgSelector: {
-            std::terminate();
+            std::abort();
         }
     }
 }
@@ -218,7 +218,7 @@ proto::CompletionResult codeCompletion(CompilationParams& params,
         for(auto& item: completions) {}
         return completions;
     } else {
-        std::terminate();
+        std::abort();
     }
 }
 
diff --git a/src/Index/SymbolIndex.cpp b/src/Index/SymbolIndex.cpp
index a44a0704..1e3bd939 100644
--- a/src/Index/SymbolIndex.cpp
+++ b/src/Index/SymbolIndex.cpp
@@ -15,7 +15,7 @@ namespace {
 
 const static clang::NamedDecl* normalize(const clang::NamedDecl* decl) {
     if(!decl) {
-        std::terminate();
+        std::abort();
     }
 
     decl = llvm::cast<clang::NamedDecl>(decl->getCanonicalDecl());
@@ -107,6 +107,11 @@ public:
         /// to make sure that the data is in the same order even they are in different
         /// files.
 
+        /// Polyfill ranges::iota for libc++
+        auto iota = [](auto &r, auto init) {
+            ranges::generate(r, [init] mutable { return init++; });
+        };
+
         /// Map the old index to new index.
         std::vector<uint32_t> symbolMap(file.symbols.size());
         std::vector<uint32_t> locationMap(file.ranges.size());
@@ -114,7 +119,7 @@ public:
         {
             /// Sort symbols and update the symbolMap.
             std::vector<uint32_t> new2old(file.symbols.size());
-            std::ranges::iota(new2old, 0u);
+            iota(new2old, 0u);
 
             ranges::sort(views::zip(file.symbols, new2old), refl::less, [](const auto& element) {
                 auto& symbol = std::get<0>(element);
@@ -129,7 +134,7 @@ public:
         {
             /// Sort locations and update the locationMap.
             std::vector<uint32_t> new2old(file.ranges.size());
-            std::ranges::iota(new2old, 0u);
+            iota(new2old, 0u);
 
             ranges::sort(views::zip(file.ranges, new2old), refl::less, [](const auto& element) {
                 return std::get<0>(element);
diff --git a/unittests/Compiler/Module.cpp b/unittests/Compiler/Module.cpp
index f182f632..483e0c45 100644
--- a/unittests/Compiler/Module.cpp
+++ b/unittests/Compiler/Module.cpp
@@ -20,7 +20,7 @@ PCMInfo buildPCM(llvm::StringRef file, llvm::StringRef code) {
     PCMInfo pcm;
     if(!compile(params, pcm)) {
         llvm::errs() << "Failed to build PCM\n";
-        std::terminate();
+        std::abort();
     }
 
     return pcm;
@@ -35,7 +35,7 @@ ModuleInfo scan(llvm::StringRef content) {
     auto info = scanModule(params);
     if(!info) {
         llvm::errs() << "Failed to scan module\n";
-        std::terminate();
+        std::abort();
     }
     return std::move(*info);
 }
diff --git a/unittests/Feature/SemanticTokens.cpp b/unittests/Feature/SemanticTokens.cpp
index 1e0d3c32..5bc128bd 100644
--- a/unittests/Feature/SemanticTokens.cpp
+++ b/unittests/Feature/SemanticTokens.cpp
@@ -59,7 +59,7 @@ struct SemanticTokens : ::testing::Test, Tester {
     void dumpResult() {
         auto& tokens = result[info->getInterestedFile()];
         for(auto& token: tokens) {
-            println("token: {}", dump(token));
+            clice::println("token: {}", dump(token));
         }
     }
 };