From 3e18de2dbbe3dd18422441ed13c37dc07182e486 Mon Sep 17 00:00:00 2001 From: Justin Bogner Date: Fri, 20 Feb 2015 02:55:22 +0000 Subject: [PATCH] utils: Teach lldbDataFormatters about llvm::Optional llvm-svn: 229956 --- llvm/utils/lldbDataFormatters.py | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/llvm/utils/lldbDataFormatters.py b/llvm/utils/lldbDataFormatters.py index f570fb4..687729f 100644 --- a/llvm/utils/lldbDataFormatters.py +++ b/llvm/utils/lldbDataFormatters.py @@ -15,6 +15,9 @@ def __lldb_init_module(debugger, internal_dict): debugger.HandleCommand('type synthetic add -w llvm ' '-l lldbDataFormatters.ArrayRefSynthProvider ' '-x "^llvm::ArrayRef<.+>$"') + debugger.HandleCommand('type summary add -w llvm ' + '-F lldbDataFormatters.OptionalSummaryProvider ' + '-x "^llvm::Optional<.+>$"') # Pretty printer for llvm::SmallVector/llvm::SmallVectorImpl class SmallVectorSynthProvider: @@ -86,3 +89,10 @@ class ArrayRefSynthProvider: self.data_type = self.data.GetType().GetPointeeType() self.type_size = self.data_type.GetByteSize() assert self.type_size != 0 + +def OptionalSummaryProvider(valobj, internal_dict): + if not valobj.GetChildMemberWithName('hasVal').GetValueAsUnsigned(0): + return 'None' + underlying_type = valobj.GetType().GetTemplateArgumentType(0) + storage = valobj.GetChildMemberWithName('storage') + return str(storage.Cast(underlying_type)) -- 2.7.4