[llvm-dev] How the LLVM handle the debug location information of continue keyword and right brace(loop end location)?

Leslie Zhai via llvm-dev llvm-dev at lists.llvm.org
Fri Jun 9 02:26:38 PDT 2017

Dear Frozen,

Please show me the patch kindly :)

diff --git a/lib/CodeGen/SelectionDAG/FastISel.cpp 
index b2599b2e17f..ec96bbffd0b 100644
--- a/lib/CodeGen/SelectionDAG/FastISel.cpp
+++ b/lib/CodeGen/SelectionDAG/FastISel.cpp
@@ -1463,6 +1463,8 @@ void FastISel::fastEmitBranch(MachineBasicBlock 
                                const DebugLoc &DbgLoc) {
    if (FuncInfo.MBB->getBasicBlock()->size() > 1 &&
        FuncInfo.MBB->isLayoutSuccessor(MSucc)) {
+    // TODO: Dear Frozen, please show me the patch kindly :)
+    // http://lists.llvm.org/pipermail/llvm-dev/2017-June/113631.html
      // For more accurate line information if this is the only instruction
      // in the block then emit it, otherwise we have the unconditional
      // fall-through case, which needs no instructions.

Thanks a lot!

Leslie Zhai https://reviews.llvm.org/p/xiangzhai/


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