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lldb_cruby.py: fixed embedded string ptr [ci skip]

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Use GetLocation to get the address of embedded array.
This commit is contained in:
Nobuyoshi Nakada 2019-10-09 09:01:11 +09:00
parent 7909f06212
commit 98131f148f
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1 changed files with 3 additions and 1 deletions
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4
misc/lldb_cruby.py
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@ -33,6 +33,8 @@ def lldb_init(debugger):
def string2cstr(rstring):
"""Returns the pointer to the C-string in the given String object"""
if rstring.TypeIsPointerType():
rstring = rstring.Dereference()
flags = rstring.GetValueForExpressionPath(".basic->flags").unsigned
if flags & RUBY_T_MASK != RUBY_T_STRING:
raise TypeError("not a string")
@ -40,7 +42,7 @@ def string2cstr(rstring):
cptr = int(rstring.GetValueForExpressionPath(".as.heap.ptr").value, 0)
clen = int(rstring.GetValueForExpressionPath(".as.heap.len").value, 0)
else:
cptr = int(rstring.GetValueForExpressionPath(".as.ary").value, 0)
cptr = int(rstring.GetValueForExpressionPath(".as.ary").location, 0)
clen = (flags & RSTRING_EMBED_LEN_MASK) >> RSTRING_EMBED_LEN_SHIFT
return cptr, clen