[midend-CFGOpt]修复上一次提交的漏洞

2025-08-11 18:46:07 +08:00
parent 46179e3866
commit 1361156b0d
1 changed files with 2 additions and 1 deletions
--- a/src/midend/Pass/Optimize/SysYIRCFGOpt.cpp
+++ b/src/midend/Pass/Optimize/SysYIRCFGOpt.cpp
@ -116,7 +116,8 @@ bool SysYCFGOptUtils::SysYBlockMerge(Function *func) {
          // 用usedelete删除会导致use关系被删除我只希望移动指令到当前块
          // institer = SysYIROptUtils::usedelete(institer);
          // institer = nextBlock->getInstructions().erase(institer);
-          nextBlock->moveInst(institer, block->getInstructions().end(), block);
+          institer = nextBlock->moveInst(institer, block->getInstructions().end(), block);
+          
        }
        // 更新前驱后继关系，类似树节点操作
        block->removeSuccessor(nextBlock);