[SYCL] Accept kernel lambda as clang argument

Author: npmiller

clang/include/clang/Driver/Options.td

@@ -2942,7 +2942,7 @@ defm sycl_unnamed_lambda
               " >= clang::LangOptions::SYCLMajorVersion::SYCL_2020")>,
           PosFlag<SetTrue, [], "Allow">, NegFlag<SetFalse, [], "Disallow">,
           BothFlags<[CC1Option, CoreOption], " unnamed SYCL lambda kernels">>;
-defm sycl_inline_kernel_lambda
+defm sycl_force_inline_kernel_lambda
     : BoolFOption<
           "sycl-force-inline-kernel-lambda", LangOpts<"SYCLForceInlineKernelLambda">,
           DefaultTrue,

clang/lib/Driver/ToolChains/Clang.cpp

@@ -5123,6 +5123,10 @@ void Clang::ConstructJob(Compilation &C, const JobAction &JA,
       CmdArgs.push_back("-sycl-std=2020");
     }
 
+    if (!Args.hasFlag(options::OPT_fsycl_force_inline_kernel_lambda,
+                      options::OPT_fno_sycl_force_inline_kernel_lambda, true))
+      CmdArgs.push_back("-fno-sycl-force-inline-kernel-lambda");
+
     if (!Args.hasFlag(options::OPT_fsycl_unnamed_lambda,
                       options::OPT_fno_sycl_unnamed_lambda, true))
       CmdArgs.push_back("-fno-sycl-unnamed-lambda");

clang/test/CodeGenSYCL/debug-info-srcpos-kernel.cpp

@@ -1,4 +1,4 @@
-// RUN: %clang -Xclang -fno-sycl-force-inline-kernel-lambda -fsycl-device-only %s -S -emit-llvm -O0 -g -o - | FileCheck %s
+// RUN: %clang -fno-sycl-force-inline-kernel-lambda -fsycl-device-only %s -S -emit-llvm -O0 -g -o - | FileCheck %s
 //
 // Verify the SYCL kernel routine is marked artificial and has the
 // expected source correlation.

sycl/doc/UsersManual.md

@@ -107,7 +107,7 @@ and not recommended to use in production environment.
     * nd_item class get_global_id()/get_global_linear_id() member functions
     Enabled by default.
 
-**`-f[no]sycl-force-inline-kernel-lambda`**
+**`-f[no-]sycl-force-inline-kernel-lambda`**
 
   Enables/Disables inlining of the kernel lambda operator into the compiler
   generated generated entry point function. This flag does not apply to ESIMD