https://github.com/elizabethandrews created
https://github.com/llvm/llvm-project/pull/68020
None
>From d15c78fbce7b00de68fa65976ad86278492c07ed Mon Sep 17 00:00:00 2001
From: Elizabeth Andrews <elizabeth.andr...@intel.com>
Date: Mon, 2 Oct 2023 09:36:35 -0700
Subject: [PATCH] [SYCL] Disable RTTI for SYCL device code
---
clang/lib/CodeGen/CodeGenModule.h | 1 +
clang/test/CodeGenSYCL/virtual-function.cpp | 24 +++++++++++++++++++++
2 files changed, 25 insertions(+)
create mode 100644 clang/test/CodeGenSYCL/virtual-function.cpp
diff --git a/clang/lib/CodeGen/CodeGenModule.h
b/clang/lib/CodeGen/CodeGenModule.h
index 073b471c6e3cc11..06aa78ba493ae19 100644
--- a/clang/lib/CodeGen/CodeGenModule.h
+++ b/clang/lib/CodeGen/CodeGenModule.h
@@ -935,6 +935,7 @@ class CodeGenModule : public CodeGenTypeCache {
// Return whether RTTI information should be emitted for this target.
bool shouldEmitRTTI(bool ForEH = false) {
return (ForEH || getLangOpts().RTTI) && !getLangOpts().CUDAIsDevice &&
+ !getLangOpts().SYCLIsDevice &&
!(getLangOpts().OpenMP && getLangOpts().OpenMPIsTargetDevice &&
getTriple().isNVPTX());
}
diff --git a/clang/test/CodeGenSYCL/virtual-function.cpp
b/clang/test/CodeGenSYCL/virtual-function.cpp
new file mode 100644
index 000000000000000..5549f49f397c2be
--- /dev/null
+++ b/clang/test/CodeGenSYCL/virtual-function.cpp
@@ -0,0 +1,24 @@
+// RUN: %clang_cc1 -fsycl-is-device -triple spir64 -disable-llvm-passes
-emit-llvm %s -o - | FileCheck %s
+
+// Test verifying that RTTI information is not emitted
+// during SYCL device compilation.
+
+// CHECK-NOT: @_ZTI6Struct
+
+template <typename name, typename Func>
+__attribute__((sycl_kernel)) void kernel_single_task(const Func &kernelFunc) {
+ kernelFunc();
+}
+
+struct Struct {
+ virtual void foo() {}
+ void bar() {}
+
+};
+
+int main() {
+ kernel_single_task<class kernel_function>([]() {
+ Struct S;
+ S.bar(); });
+ return 0;
+}
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