[PATCH] D34909: Driver: consume -nostdinc++ along with -nostdinc

[Dave Lee via Phabricator via cfe-commits]

kastiglione created this revision.

Using both -nostdinc and -nostdinc++ should not emit diagnostics.


https://reviews.llvm.org/D34909

Files:
  lib/Driver/ToolChains/CrossWindows.cpp
  test/Driver/windows-cross.c


Index: test/Driver/windows-cross.c
===================================================================
--- test/Driver/windows-cross.c
+++ test/Driver/windows-cross.c
@@ -85,3 +85,7 @@
 // CHECK-NOSTDINC-ISYSTEM-AFTER: "-resource-dir" "[[RESOURCE_DIR:[^"]+]]"
 // CHECK-NOSTDINC-ISYSTEM-AFTER-NOT: "-internal-isystem" "[[RESOURCE_DIR]]{{(/|\\\\)}}include"
 // CHECK-NOSTDINC-ISYSTEM-AFTER: "-internal-isystem" "Windows Kits{{[/\\]}}10{{[/\\]}}Include{{[/\\]}}10.0.10586.0{{[/\\]}}ucrt"
+
+// RUN: %clang -### -target armv7-windows-itanium -nostdinc -nostdinc++ -x c++ -c %s -o /dev/null 2>&1 \
+// RUN:     | FileCheck %s --check-prefix CHECK-NOSTDINC-NOSTDINCXX
+// CHECK-NOSTDINC-NOSTDINCXX-NOT: argument unused during compilation: '-nostdinc++'
Index: lib/Driver/ToolChains/CrossWindows.cpp
===================================================================
--- lib/Driver/ToolChains/CrossWindows.cpp
+++ lib/Driver/ToolChains/CrossWindows.cpp
@@ -264,8 +264,7 @@
   const llvm::Triple &Triple = getTriple();
   const std::string &SysRoot = getDriver().SysRoot;
 
-  if (DriverArgs.hasArg(options::OPT_nostdinc) ||
-      DriverArgs.hasArg(options::OPT_nostdincxx))
+  if (DriverArgs.hasArg(options::OPT_nostdinc, options::OPT_nostdincxx))
     return;
 
   switch (GetCXXStdlibType(DriverArgs)) {


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