From 861551b2ba73955bec4eccced0a2e70feb32b8d1 Mon Sep 17 00:00:00 2001
From: luoliwoshang <2643523683@qq.com>
Date: Thu, 11 Jul 2024 21:16:50 +0800
Subject: [PATCH] update:extra alignment for structs only

---
 ssa/type.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/ssa/type.go b/ssa/type.go
index 67c0ca17..af48f47c 100644
--- a/ssa/type.go
+++ b/ssa/type.go
@@ -114,7 +114,11 @@ func (p *goProgram) Offsetsof(fields []*types.Var) (ret []int64) {
 func (p *goProgram) Sizeof(T types.Type) int64 {
 	prog := Program(p)
 	ptrSize := int64(prog.PointerSize())
-	return align((prog.sizes.Sizeof(T) + extraSize(T, ptrSize)), prog.sizes.Alignof(T))
+	baseSize := prog.sizes.Sizeof(T) + extraSize(T, ptrSize)
+	if _, ok := T.Underlying().(*types.Struct); ok {
+		return align(baseSize, prog.sizes.Alignof(T))
+	}
+	return baseSize
 }
 
 func extraSize(t types.Type, ptrSize int64) (ret int64) {