From 4f88388c0bc7f5926e880fb6f75ec909c6d7bc88 Mon Sep 17 00:00:00 2001
From: Davide Italiano <davide@freebsd.org>
Date: Thu, 25 Apr 2019 00:03:02 +0000
Subject: [PATCH] [utils] Add a lldb data formatter for llvm::SmallString.

Result:

(lldb) p val
(llvm::SmallString<32>) $31 = "patatino"

llvm-svn: 359157
---
 llvm/utils/lldbDataFormatters.py | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/llvm/utils/lldbDataFormatters.py b/llvm/utils/lldbDataFormatters.py
index fcb381c..de0710a 100644
--- a/llvm/utils/lldbDataFormatters.py
+++ b/llvm/utils/lldbDataFormatters.py
@@ -18,6 +18,9 @@ def __lldb_init_module(debugger, internal_dict):
     debugger.HandleCommand('type summary add -w llvm '
                            '-F lldbDataFormatters.OptionalSummaryProvider '
                            '-x "^llvm::Optional<.+>$"')
+    debugger.HandleCommand('type summary add -w llvm '
+                           '-F lldbDataFormatters.SmallStringSummaryProvider '
+                           '-x "^llvm::SmallString<.+>$"')
 
 # Pretty printer for llvm::SmallVector/llvm::SmallVectorImpl
 class SmallVectorSynthProvider:
@@ -104,3 +107,11 @@ def OptionalSummaryProvider(valobj, internal_dict):
     underlying_type = storage.GetType().GetTemplateArgumentType(0)
     storage = storage.GetChildMemberWithName('storage')
     return str(storage.Cast(underlying_type))
+
+def SmallStringSummaryProvider(valobj, internal_dict):
+    num_elements = valobj.GetNumChildren()
+    res = "\""
+    for i in range(0, num_elements):
+      res += valobj.GetChildAtIndex(i).GetValue().strip("'")
+    res += "\""
+    return res
-- 
2.7.4