From acf28440dc4e8d805a057b6271a73e0d4e8c9e4f Mon Sep 17 00:00:00 2001
From: Rusty Wagner <rusty@vector35.com>
Date: Thu, 30 Aug 2018 22:11:22 -0400
Subject: Allow negative stack offsets for functions like alloca_probe

---
 lowlevelilinstruction.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lowlevelilinstruction.h')

diff --git a/lowlevelilinstruction.h b/lowlevelilinstruction.h
index e845bcd0..365575f8 100644
--- a/lowlevelilinstruction.h
+++ b/lowlevelilinstruction.h
@@ -712,7 +712,7 @@ namespace BinaryNinja
 		template <BNLowLevelILOperation N> uint32_t GetIntrinsic() const { return As<N>().GetIntrinsic(); }
 		template <BNLowLevelILOperation N> int64_t GetConstant() const { return As<N>().GetConstant(); }
 		template <BNLowLevelILOperation N> int64_t GetVector() const { return As<N>().GetVector(); }
-		template <BNLowLevelILOperation N> size_t GetStackAdjustment() const { return As<N>().GetStackAdjustment(); }
+		template <BNLowLevelILOperation N> int64_t GetStackAdjustment() const { return As<N>().GetStackAdjustment(); }
 		template <BNLowLevelILOperation N> size_t GetTarget() const { return As<N>().GetTarget(); }
 		template <BNLowLevelILOperation N> size_t GetTrueTarget() const { return As<N>().GetTrueTarget(); }
 		template <BNLowLevelILOperation N> size_t GetFalseTarget() const { return As<N>().GetFalseTarget(); }
@@ -776,7 +776,7 @@ namespace BinaryNinja
 		uint32_t GetIntrinsic() const;
 		int64_t GetConstant() const;
 		int64_t GetVector() const;
-		size_t GetStackAdjustment() const;
+		int64_t GetStackAdjustment() const;
 		size_t GetTarget() const;
 		size_t GetTrueTarget() const;
 		size_t GetFalseTarget() const;
@@ -1104,7 +1104,7 @@ namespace BinaryNinja
 	template <> struct LowLevelILInstructionAccessor<LLIL_CALL_STACK_ADJUST>: public LowLevelILInstructionBase
 	{
 		LowLevelILInstruction GetDestExpr() const { return GetRawOperandAsExpr(0); }
-		size_t GetStackAdjustment() const { return (size_t)GetRawOperandAsInteger(1); }
+		int64_t GetStackAdjustment() const { return GetRawOperandAsInteger(1); }
 		std::map<uint32_t, int32_t> GetRegisterStackAdjustments() const { return GetRawOperandAsRegisterStackAdjustments(2); }
 	};
 	template <> struct LowLevelILInstructionAccessor<LLIL_TAILCALL>: public LowLevelILInstructionBase
-- 
cgit v1.3.1