From 47b2ed2e166ddf3135f76d3d2d13374d91d9d1b0 Mon Sep 17 00:00:00 2001
From: Alexey Bataev <a.bataev@hotmail.com>
Date: Fri, 7 Sep 2018 14:50:25 +0000
Subject: [PATCH] Revert "[OPENMP][NVPTX] Disable runtime-type info for CUDA
 devices."

Still need the RTTI for NVPTX target to pass sema checks.

llvm-svn: 341668
---
 clang/lib/Frontend/CompilerInvocation.cpp        |  5 --
 clang/test/OpenMP/nvptx_target_rtti_messages.cpp | 68 ------------------------
 2 files changed, 73 deletions(-)
 delete mode 100644 clang/test/OpenMP/nvptx_target_rtti_messages.cpp

diff --git a/clang/lib/Frontend/CompilerInvocation.cpp b/clang/lib/Frontend/CompilerInvocation.cpp
index 2a05d6f..aea8106 100644
--- a/clang/lib/Frontend/CompilerInvocation.cpp
+++ b/clang/lib/Frontend/CompilerInvocation.cpp
@@ -2648,11 +2648,6 @@ static void ParseLangArgs(LangOptions &Opts, ArgList &Args, InputKind IK,
     Opts.Exceptions = 0;
     Opts.CXXExceptions = 0;
   }
-  // NVPTX does not support RTTI.
-  if (Opts.OpenMPIsDevice && T.isNVPTX()) {
-    Opts.RTTI = 0;
-    Opts.RTTIData = 0;
-  }
 
   // Get the OpenMP target triples if any.
   if (Arg *A = Args.getLastArg(options::OPT_fopenmp_targets_EQ)) {
diff --git a/clang/test/OpenMP/nvptx_target_rtti_messages.cpp b/clang/test/OpenMP/nvptx_target_rtti_messages.cpp
deleted file mode 100644
index 8e2819e..0000000
--- a/clang/test/OpenMP/nvptx_target_rtti_messages.cpp
+++ /dev/null
@@ -1,68 +0,0 @@
-// RUN: %clang_cc1 -fopenmp -x c++ -triple powerpc64le-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm-bc %s -o %t-ppc-host.bc -fexceptions -fcxx-exceptions
-// RUN: %clang_cc1 -verify -fopenmp -x c++ -triple nvptx64-unknown-unknown -fopenmp-targets=nvptx64-nvidia-cuda -emit-llvm %s -fopenmp-is-device -fopenmp-host-ir-file-path %t-ppc-host.bc -o - -ferror-limit 100
-
-#ifndef HEADER
-#define HEADER
-
-namespace std {
-  class type_info;
-}
-
-template <typename T>
-class TemplateClass {
-  T a;
-public:
-  TemplateClass() { (void)typeid(int); } // expected-error {{use of typeid requires -frtti}}
-  T f_method() const { return a; }
-};
-
-int foo();
-
-int baz1();
-
-int baz2();
-
-int baz4() { return 5; }
-
-template <typename T>
-T FA() {
-  TemplateClass<T> s;
-  return s.f_method();
-}
-
-#pragma omp declare target
-struct S {
-  int a;
-  S(int a) : a(a) { (void)typeid(int); } // expected-error {{use of typeid requires -frtti}}
-};
-
-int foo() { return 0; }
-int b = 15;
-int d;
-#pragma omp end declare target
-int c;
-
-int bar() { return 1 + foo() + bar() + baz1() + baz2(); }
-
-int maini1() {
-  int a;
-  static long aa = 32;
-#pragma omp target map(tofrom \
-                       : a, b)
-  {
-    S s(a);
-    static long aaa = 23;
-    a = foo() + bar() + b + c + d + aa + aaa + FA<int>();
-    (void)typeid(int); // expected-error {{use of typeid requires -frtti}}
-  }
-  return baz4();
-}
-
-int baz3() { return 2 + baz2(); }
-int baz2() {
-#pragma omp target
-  (void)typeid(int); // expected-error {{use of typeid requires -frtti}}
-  return 2 + baz3();
-}
-
-#endif // HEADER
-- 
2.7.4