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From 3398b3f937dd025c81d75a7322a6b7b2205ca8da Mon Sep 17 00:00:00 2001
From: Serge Guelton <sguelton@redhat.com>
Date: Thu, 19 Sep 2019 00:54:40 +0000
Subject: [PATCH] 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>
llvm-svn: 372281
---
clang/include/clang/CodeGen/CGFunctionInfo.h | 10 ++++------
1 file changed, 4 insertions(+), 6 deletions(-)
diff --git a/clang/include/clang/CodeGen/CGFunctionInfo.h b/clang/include/clang/CodeGen/CGFunctionInfo.h
index 1f81072e23d..5069d9af42a 100644
--- a/include/clang/CodeGen/CGFunctionInfo.h
+++ b/include/clang/CodeGen/CGFunctionInfo.h
@@ -109,14 +109,12 @@ private:
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,
--
2.23.0
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