[NFC] minor revision of r354929 [CUDA][HIP] Check calling convention based on function target
Add comments and move a variable to if block.
Differential Revision: https://reviews.llvm.org/D57716
llvm-svn: 354990
diff --git a/clang/lib/Sema/SemaDeclAttr.cpp b/clang/lib/Sema/SemaDeclAttr.cpp
index 157c18a..4a8006a 100644
--- a/clang/lib/Sema/SemaDeclAttr.cpp
+++ b/clang/lib/Sema/SemaDeclAttr.cpp
@@ -4617,8 +4617,12 @@
TargetInfo::CallingConvCheckResult A = TargetInfo::CCCR_OK;
const TargetInfo &TI = Context.getTargetInfo();
- auto *Aux = Context.getAuxTargetInfo();
+ // CUDA functions may have host and/or device attributes which indicate
+ // their targeted execution environment, therefore the calling convention
+ // of functions in CUDA should be checked against the target deduced based
+ // on their host/device attributes.
if (LangOpts.CUDA) {
+ auto *Aux = Context.getAuxTargetInfo();
auto CudaTarget = IdentifyCUDATarget(FD);
bool CheckHost = false, CheckDevice = false;
switch (CudaTarget) {