Clang/PNaCl: Improve test coverage for PNaClTargetInfo (type aligns), fixes nits:
- wrong alignment for double (it was 4, but 8 is desired),
- added checks for _REENTRANT define,
- fixed the issue that defines were not tested (because the check for inside #ifdef).



git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@138775 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Basic/Targets.cpp b/lib/Basic/Targets.cpp
index 7399d5a..206ff65 100644
--- a/lib/Basic/Targets.cpp
+++ b/lib/Basic/Targets.cpp
@@ -2856,6 +2856,8 @@
     this->UIntMaxType = TargetInfo::UnsignedLongLong;
     this->Int64Type = TargetInfo::SignedLongLong;
     this->SizeType = TargetInfo::UnsignedInt;
+    this->DoubleAlign = 64;
+    this->LongDoubleAlign = 64;
     DescriptionString = "e-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-"
                         "f32:32:32-f64:64:64-p:32:32:32-v128:32:32";
   }