Fix the definition of the vfork() builtin on Haiku. PR14378.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@168674 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 9 insertions, 0 deletions

diff --git a/lib/AST/ASTContext.cpp b/lib/AST/ASTContext.cpp
index 5a9225000a..c4dbf5d46f 100644
--- a/lib/AST/ASTContext.cpp
+++ b/lib/AST/ASTContext.cpp
@@ -3534,6 +3534,12 @@ QualType ASTContext::getPointerDiffType() const {
   return getFromTargetType(Target->getPtrDiffType(0));
 }
 
+/// \brief Return the unique type for "pid_t" defined in
+/// <sys/types.h>. We need this to compute the correct type for vfork().
+QualType ASTContext::getProcessIDType() const {
+  return getFromTargetType(Target->getProcessIDType());
+}
+
 //===----------------------------------------------------------------------===//
 //                              Type Operators
 //===----------------------------------------------------------------------===//
@@ -7247,6 +7253,9 @@ static QualType DecodeTypeFromStr(const char *&Str, const ASTContext &Context,
       return QualType();
     }
     break;
+  case 'p':
+    Type = Context.getProcessIDType();
+    break;
   }
 
   // If there are modifiers and if we're allowed to parse them, go for it.