r343184 - [Sema] Handle __va_start for Windows/ARM64 in the same way as for ARM

[Martin Storsjo via cfe-commits]

Author: mstorsjo
Date: Thu Sep 27 01:24:15 2018
New Revision: 343184

URL: http://llvm.org/viewvc/llvm-project?rev=343184&view=rev
Log:
[Sema] Handle __va_start for Windows/ARM64 in the same way as for ARM

This fixes PR39090.

Differential Revision: https://reviews.llvm.org/D52571

Modified:
    cfe/trunk/lib/Sema/SemaChecking.cpp
    cfe/trunk/test/SemaCXX/microsoft-varargs.cpp

Modified: cfe/trunk/lib/Sema/SemaChecking.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/lib/Sema/SemaChecking.cpp?rev=343184&r1=343183&r2=343184&view=diff
==============================================================================
--- cfe/trunk/lib/Sema/SemaChecking.cpp (original)
+++ cfe/trunk/lib/Sema/SemaChecking.cpp Thu Sep 27 01:24:15 2018
@@ -929,6 +929,7 @@ Sema::CheckBuiltinFunctionCall(FunctionD
     break;
   case Builtin::BI__va_start: {
     switch (Context.getTargetInfo().getTriple().getArch()) {
+    case llvm::Triple::aarch64:
     case llvm::Triple::arm:
     case llvm::Triple::thumb:
       if (SemaBuiltinVAStartARMMicrosoft(TheCall))

Modified: cfe/trunk/test/SemaCXX/microsoft-varargs.cpp
URL: http://llvm.org/viewvc/llvm-project/cfe/trunk/test/SemaCXX/microsoft-varargs.cpp?rev=343184&r1=343183&r2=343184&view=diff
==============================================================================
--- cfe/trunk/test/SemaCXX/microsoft-varargs.cpp (original)
+++ cfe/trunk/test/SemaCXX/microsoft-varargs.cpp Thu Sep 27 01:24:15 2018
@@ -1,4 +1,5 @@
 // RUN: %clang_cc1 -triple thumbv7-windows -fms-compatibility -fsyntax-only %s -verify
+// RUN: %clang_cc1 -triple aarch64-windows -fms-compatibility -fsyntax-only %s -verify
 // expected-no-diagnostics
 
 extern "C" {