diff options
| -rw-r--r-- | clang/include/clang/Basic/DiagnosticSemaKinds.td | 2 | ||||
| -rw-r--r-- | clang/lib/Sema/SemaDecl.cpp | 7 | ||||
| -rw-r--r-- | clang/test/SemaOpenCL/invalid-kernel.cl | 8 |
3 files changed, 16 insertions, 1 deletions
diff --git a/clang/include/clang/Basic/DiagnosticSemaKinds.td b/clang/include/clang/Basic/DiagnosticSemaKinds.td index c1c701db08f..ea0df85d72e 100644 --- a/clang/include/clang/Basic/DiagnosticSemaKinds.td +++ b/clang/include/clang/Basic/DiagnosticSemaKinds.td @@ -6670,7 +6670,7 @@ def err_wrong_sampler_addressspace: Error< "sampler type cannot be used with the __local and __global address space qualifiers">; def err_opencl_global_invalid_addr_space : Error< "global variables must have a constant address space qualifier">; - +def err_opencl_no_main : Error<"%select{function|kernel}0 cannot be called 'main'">; } // end of sema category let CategoryName = "OpenMP Issue" in { diff --git a/clang/lib/Sema/SemaDecl.cpp b/clang/lib/Sema/SemaDecl.cpp index d9dd4507de6..222b70cdab8 100644 --- a/clang/lib/Sema/SemaDecl.cpp +++ b/clang/lib/Sema/SemaDecl.cpp @@ -7694,6 +7694,13 @@ void Sema::CheckMain(FunctionDecl* FD, const DeclSpec& DS) { FD->setConstexpr(false); } + if (getLangOpts().OpenCL) { + Diag(FD->getLocation(), diag::err_opencl_no_main) + << FD->hasAttr<OpenCLKernelAttr>(); + FD->setInvalidDecl(); + return; + } + QualType T = FD->getType(); assert(T->isFunctionType() && "function decl is not of function type"); const FunctionType* FT = T->castAs<FunctionType>(); diff --git a/clang/test/SemaOpenCL/invalid-kernel.cl b/clang/test/SemaOpenCL/invalid-kernel.cl index 3eb2f71aafb..c12bd8414e2 100644 --- a/clang/test/SemaOpenCL/invalid-kernel.cl +++ b/clang/test/SemaOpenCL/invalid-kernel.cl @@ -5,3 +5,11 @@ kernel void no_ptrptr(global int **i) { } // expected-error{{kernel parameter ca kernel int bar() { // expected-error {{kernel must have void return type}} return 6; } + +kernel void main() { // expected-error {{kernel cannot be called 'main'}} + +} + +int main() { // expected-error {{function cannot be called 'main'}} + return 0; +} |
