[PATCH] CL Driver: Add support for /Zp

[David Majnemer]

Closed by commit rL213958 (authored by @majnemer).

REPOSITORY
  rL LLVM

http://reviews.llvm.org/D4671

Files:
  cfe/trunk/include/clang/Driver/CLCompatOptions.td
  cfe/trunk/test/Driver/cl-options.c

Index: cfe/trunk/test/Driver/cl-options.c
===================================================================
--- cfe/trunk/test/Driver/cl-options.c
+++ cfe/trunk/test/Driver/cl-options.c
@@ -135,6 +135,12 @@
 // RUN: %clang_cl /w -### -- %s 2>&1 | FileCheck -check-prefix=w %s
 // w: -w
 
+// RUN: %clang_cl /Zp -### -- %s 2>&1 | FileCheck -check-prefix=ZP %s
+// ZP: -fpack-struct=1
+
+// RUN: %clang_cl /Zp2 -### -- %s 2>&1 | FileCheck -check-prefix=ZP2 %s
+// ZP2: -fpack-struct=2
+
 // RUN: %clang_cl /Zs -### -- %s 2>&1 | FileCheck -check-prefix=Zs %s
 // Zs: -fsyntax-only
 
@@ -278,8 +284,6 @@
 // RUN:     /Zi \
 // RUN:     /ZI \
 // RUN:     /Zl \
-// RUN:     /Zp \
-// RUN:     /Zp1 \
 // RUN:     /ZW:nostdlib \
 // RUN:     -- %s 2>&1
 
Index: cfe/trunk/include/clang/Driver/CLCompatOptions.td
===================================================================
--- cfe/trunk/include/clang/Driver/CLCompatOptions.td
+++ cfe/trunk/include/clang/Driver/CLCompatOptions.td
@@ -132,6 +132,12 @@
 def _SLASH_Z7 : CLFlag<"Z7">, Alias<gline_tables_only>;
 def _SLASH_Zi : CLFlag<"Zi">, HelpText<"Enable debug information">,
   Alias<gline_tables_only>;
+def _SLASH_Zp : CLJoined<"Zp">,
+  HelpText<"Specify the default maximum struct packing alignment">,
+  Alias<fpack_struct_EQ>;
+def _SLASH_Zp_flag : CLFlag<"Zp">,
+  HelpText<"Set the default maximum struct packing alignment to 1">,
+  Alias<fpack_struct_EQ>, AliasArgs<["1"]>;
 def _SLASH_Zs : CLFlag<"Zs">, HelpText<"Syntax-check only">,
   Alias<fsyntax_only>;
 
@@ -274,5 +280,4 @@
 def _SLASH_Zg : CLFlag<"Zg">;
 def _SLASH_ZI : CLFlag<"ZI">;
 def _SLASH_Zl : CLFlag<"Zl">;
-def _SLASH_Zp : CLJoined<"Zp">;
 def _SLASH_ZW : CLJoined<"ZW">;
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