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why AXF file lack debug.str

I use the executable file demo.axf of the project in STM32F4xx_DFP.2.15.0, execute readelf -S demo.axf on the command line and find that demo.axf has .debug.str, but when I compile this project, I find .debug. str disappeared.

My development environment is: keil5.36 MDK, my goal is to extract variable names from .debug.str.

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ChenTang over 3 years ago +1 verified

You may check if you have enabled the option "Options for Target - Output - Debug Information": https://www.keil.com/support/man/docs/uv4/uv4_dg_adsout.htm Moreover, check which compiler toolchain...
ChenTang over 3 years ago in reply to lex +1

you can use this compiler command line option -g, -gdwarf-2, -gdwarf-3, -gdwarf-4 (armclang) developer.arm.com/.../-g---gdwarf-2---gdwarf-3---gdwarf-4--armclang-
ChenTang over 3 years ago in reply to lex +1

armcc v5.x compiler seems to only support up to dwarf3. I'm not an expert of dwarf standard. Maybe this plays a role? On the other hand, unlike armclang v6.x, armcc v5.x compiler is not based on LLVM or...

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0 Oliver Beirne over 3 years ago

Hi lex

I have moved your question to the Keil forum where someone may be able to help you.

Thanks

Oli from the Community team
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0 Oliver Beirne over 3 years ago

Hi lex

I have moved your question to the Keil forum where someone may be able to help you.

Thanks

Oli from the Community team
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