[Lldb-commits] [lldb] [lldb] Fix stdcpp type summary mistakenly marked as regex (NFC) (PR #66949)

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llvmbot wrote:


<!--LLVM PR SUMMARY COMMENT-->

@llvm/pr-subscribers-lldb

<details>
<summary>Changes</summary>

`std::basic_string<char>` is not a regex, and treating it as such could unintentionally
cause a formatter to substring match a template type parameter, for example:
`std::vector<std::basic_string<char>>`.

Differential Revision: https://reviews.llvm.org/D158663


---
Full diff: https://github.com/llvm/llvm-project/pull/66949.diff


1 Files Affected:

- (modified) lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp (+1-1) 


``````````diff
diff --git a/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp b/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
index 3d709e3d6759556..c1743a5e0a418dd 100644
--- a/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
+++ b/lldb/source/Plugins/Language/CPlusPlus/CPlusPlusLanguage.cpp
@@ -1009,7 +1009,7 @@ static void LoadLibStdcppFormatters(lldb::TypeCategoryImplSP cpp_category_sp) {
   cpp_category_sp->AddTypeSummary("std::string", eFormatterMatchExact,
                                   std_string_summary_sp);
   cpp_category_sp->AddTypeSummary("std::basic_string<char>",
-                                  eFormatterMatchRegex, std_string_summary_sp);
+                                  eFormatterMatchExact, std_string_summary_sp);
   cpp_category_sp->AddTypeSummary(
       "std::basic_string<char,std::char_traits<char>,std::allocator<char> >",
       eFormatterMatchExact, std_string_summary_sp);

``````````

</details>


https://github.com/llvm/llvm-project/pull/66949