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GDB script: minor improvements #24965

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GDB script: minor improvements #24965

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20 changes: 16 additions & 4 deletions tools/debug/nim-gdb.py
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Original file line number Diff line number Diff line change
Expand Up @@ -4,6 +4,18 @@
import sys
import traceback

# Add compatibility for older GDB versions
if not hasattr(gdb, 'SYMBOL_FUNCTION_DOMAIN'):
gdb.SYMBOL_FUNCTION_DOMAIN = 0 # This is the value used in newer GDB versions

# Configure demangling for Itanium C++ ABI (which Nim uses)
try:
gdb.execute("set demangle-style gnu-v3") # GNU v3 style handles Itanium mangling
gdb.execute("set print asm-demangle on")
gdb.execute("set print demangle on")
except Exception as e:
gdb.write(f"Warning: Could not configure demangling: {str(e)}\n", gdb.STDERR)

# some feedback that the nim runtime support is loading, isn't a bad
# thing at all.
gdb.write("Loading Nim Runtime support.\n", gdb.STDERR)
Expand Down Expand Up @@ -70,12 +82,12 @@ class NimTypeRecognizer:
type_map_static = {
'NI': 'system.int', 'NI8': 'int8', 'NI16': 'int16', 'NI32': 'int32',
'NI64': 'int64',

'NU': 'uint', 'NU8': 'uint8','NU16': 'uint16', 'NU32': 'uint32',
'NU64': 'uint64',

'NF': 'float', 'NF32': 'float32', 'NF64': 'float64',

'NIM_BOOL': 'bool',

'NIM_CHAR': 'char', 'NCSTRING': 'cstring', 'NimStringDesc': 'string', 'NimStringV2': 'string'
Expand Down Expand Up @@ -556,7 +568,7 @@ def children(self):
except RuntimeError:
inaccessible = True
yield "data[{0}]".format(i), "inaccessible"

################################################################################

class NimArrayPrinter:
Expand Down
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