[flang-commits] [flang] [flang] Make sure range is valid (PR #104281)

via flang-commits flang-commits at lists.llvm.org
Wed Aug 14 14:58:44 PDT 2024


llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-flang-parser

Author: Valentin Clement (バレンタイン クレメン) (clementval)

<details>
<summary>Changes</summary>

Attempt to solve #<!-- -->102495

---
Full diff: https://github.com/llvm/llvm-project/pull/104281.diff


1 Files Affected:

- (modified) flang/lib/Parser/provenance.cpp (+1-1) 


``````````diff
diff --git a/flang/lib/Parser/provenance.cpp b/flang/lib/Parser/provenance.cpp
index e31038b09e4072..fe92aa7f64fb1d 100644
--- a/flang/lib/Parser/provenance.cpp
+++ b/flang/lib/Parser/provenance.cpp
@@ -248,7 +248,7 @@ static void EmitPrefix(llvm::raw_ostream &o, llvm::raw_ostream::Colors color,
 
 std::optional<ProvenanceRange> AllSources::GetInclusionInfo(
     const std::optional<ProvenanceRange> &range) const {
-  if (!range)
+  if (!range || !IsValid(range->start()))
     return std::nullopt;
   const Origin &origin{MapToOrigin(range->start())};
 

``````````

</details>


https://github.com/llvm/llvm-project/pull/104281


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