[PATCH] D34839: [Driver] Honor -nostdinc and -isystem-after on CrossWindows

[Dave Lee via Phabricator via cfe-commits]

kastiglione updated this revision to Diff 104750.
kastiglione added a comment.

fixup a test


https://reviews.llvm.org/D34839

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
@@ -80,3 +80,8 @@
 // CHECK-ISYSTEM-AFTER: "-internal-isystem" "Windows Kits{{[/\\]}}10{{[/\\]}}Include{{[/\\]}}10.0.10586.0{{[/\\]}}um"
 // CHECK-ISYSTEM-AFTER: "-internal-isystem" "Windows Kits{{[/\\]}}10{{[/\\]}}Include{{[/\\]}}10.0.10586.0{{[/\\]}}shared"
 
+// RUN: %clang -### -target armv7-windows-itanium -nostdinc -isystem-after "Windows Kits/10/Include/10.0.10586.0/ucrt" -c %s -o /dev/null 2>&1 \
+// RUN:     | FileCheck %s --check-prefix CHECK-NOSTDINC-ISYSTEM-AFTER
+// 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"
Index: lib/Driver/ToolChains/CrossWindows.cpp
===================================================================
--- lib/Driver/ToolChains/CrossWindows.cpp
+++ lib/Driver/ToolChains/CrossWindows.cpp
@@ -238,17 +238,23 @@
   const Driver &D = getDriver();
   const std::string &SysRoot = D.SysRoot;
 
-  if (DriverArgs.hasArg(options::OPT_nostdlibinc))
+  auto AddSystemAfterIncludes = [&]() {
+    for (const auto &P : DriverArgs.getAllArgValues(options::OPT_isystem_after))
+      addSystemInclude(DriverArgs, CC1Args, P);
+  };
+
+  if (DriverArgs.hasArg(options::OPT_nostdinc)) {
+    AddSystemAfterIncludes();
     return;
+  }
 
   addSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/local/include");
   if (!DriverArgs.hasArg(options::OPT_nobuiltininc)) {
     SmallString<128> ResourceDir(D.ResourceDir);
     llvm::sys::path::append(ResourceDir, "include");
     addSystemInclude(DriverArgs, CC1Args, ResourceDir);
   }
-  for (const auto &P : DriverArgs.getAllArgValues(options::OPT_isystem_after))
-    addSystemInclude(DriverArgs, CC1Args, P);
+  AddSystemAfterIncludes();
   addExternCSystemInclude(DriverArgs, CC1Args, SysRoot + "/usr/include");
 }
 
@@ -258,7 +264,7 @@
   const llvm::Triple &Triple = getTriple();
   const std::string &SysRoot = getDriver().SysRoot;
 
-  if (DriverArgs.hasArg(options::OPT_nostdlibinc) ||
+  if (DriverArgs.hasArg(options::OPT_nostdinc) ||
       DriverArgs.hasArg(options::OPT_nostdincxx))
     return;
 


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