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gdb pretty printer: fix printing when using Repr::Static #21177

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Merged
merged 1 commit into from
Nov 30, 2025
Merged

gdb pretty printer: fix printing when using Repr::Static #21177

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8 changes: 3 additions & 5 deletions lib/smol_str/src/gdb_smolstr_printer.py
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Original file line number Diff line number Diff line change
Expand Up @@ -73,16 +73,14 @@ def to_string(self):

if variant_name == "Static":
try:
data_ptr = variant_val["data_ptr"]
length = int(variant_val["length"])
mem = gdb.selected_inferior().read_memory(int(data_ptr), length)
return _read_utf8(mem)
# variant_val["__0"] is &'static str
return variant_val["__0"]
except Exception as e:
return f"<SmolStr Static error: {e}>"

if variant_name == "Heap":
try:
# variant_val is an Arc<str>
# variant_val["__0"] is an Arc<str>
inner = variant_val["__0"]["ptr"]["pointer"]
# inner is a fat pointer to ArcInner<str>
data_ptr = inner["data_ptr"]
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