Merging r372281:

Serge Guelton · tstellar · commit 7fc9f129f80f · 2019-11-27T11:28:33.000-08:00
------------------------------------------------------------------------ r372281 | serge_sans_paille | 2019-09-18 17:54:40 -0700 (Wed, 18 Sep 2019) | 8 lines Initialize all fields in ABIArgInfo. Due to usage of an uninitialized fields, we end up with a Conditional jump or move depends on uninitialised value Fixes https://bugs.llvm.org/show_bug.cgi?id=40547 Commited on behalf of Martin Liska <mliska@suse.cz> ------------------------------------------------------------------------
diff --git a/clang/include/clang/CodeGen/CGFunctionInfo.h b/clang/include/clang/CodeGen/CGFunctionInfo.h
@@ -109,14 +109,12 @@ class ABIArgInfo {
     UnpaddedCoerceAndExpandType = T;
   }
 
-  ABIArgInfo(Kind K)
-      : TheKind(K), PaddingInReg(false), InReg(false) {
-  }
-
 public:
-  ABIArgInfo()
+  ABIArgInfo(Kind K = Direct)
       : TypeData(nullptr), PaddingType(nullptr), DirectOffset(0),
-        TheKind(Direct), PaddingInReg(false), InReg(false) {}
+        TheKind(K), PaddingInReg(false), InAllocaSRet(false),
+        IndirectByVal(false), IndirectRealign(false), SRetAfterThis(false),
+        InReg(false), CanBeFlattened(false), SignExt(false) {}
 
   static ABIArgInfo getDirect(llvm::Type *T = nullptr, unsigned Offset = 0,
                               llvm::Type *Padding = nullptr,
