From 6ca63d4c68c17497422348f86bc1e55a99eb51fc Mon Sep 17 00:00:00 2001
From: visualfc <visualfc@gmail.com>
Date: Fri, 2 Aug 2024 11:54:43 +0800
Subject: [PATCH] ssa: fix defer move block[0] index

---
 cl/_testrt/nextblock/in.go  | 10 ++++++++++
 cl/_testrt/nextblock/out.ll |  1 +
 ssa/eh.go                   |  1 +
 3 files changed, 12 insertions(+)
 create mode 100644 cl/_testrt/nextblock/in.go
 create mode 100644 cl/_testrt/nextblock/out.ll

diff --git a/cl/_testrt/nextblock/in.go b/cl/_testrt/nextblock/in.go
new file mode 100644
index 00000000..667ac314
--- /dev/null
+++ b/cl/_testrt/nextblock/in.go
@@ -0,0 +1,10 @@
+package main
+
+func main() {
+	syms := []int{}
+	for range syms {
+	}
+	defer println("bye")
+	for range syms {
+	}
+}
diff --git a/cl/_testrt/nextblock/out.ll b/cl/_testrt/nextblock/out.ll
new file mode 100644
index 00000000..1c8a0e79
--- /dev/null
+++ b/cl/_testrt/nextblock/out.ll
@@ -0,0 +1 @@
+;
\ No newline at end of file
diff --git a/ssa/eh.go b/ssa/eh.go
index 7b097005..902aabac 100644
--- a/ssa/eh.go
+++ b/ssa/eh.go
@@ -86,6 +86,7 @@ const (
 func (p Function) deferInitBuilder() (b Builder, next BasicBlock) {
 	b = p.NewBuilder()
 	next = b.setBlockMoveLast(p.blks[0])
+	p.blks[0].last = next.last
 	return
 }