[cfe-dev] [LLVMdev] GCC compatibility code coverage issue .
Justin Bogner
justin at justinbogner.com
Tue Apr 28 08:02:11 PDT 2015
On Tuesday, April 28, 2015, Umesh Kalappa <umesh.kalappa0 at gmail.com> wrote:
> Hi All,
>
> We trying to use clang+llvm to generate the gcc coverage format as
>
> clang version 3.6.0
>
> $clang --coverage -Xclang -coverage-cfg-checksum -Xclang
> -coverage-no-function-names-in-data -Xclang -coverage-version='407*'
> test.c
>
> $a.out
>
> $llvm-cov gcov test.gcda
>
> Unexpected version: *704.
> Invalid .gcno File!
The llvm-cov tool supports the 402* format, which is what clang emits by
default. If you remove the -Xclang arguments from your compilation it
should work.
> Debugging the above cause ,But any hints from experts here ,will help a
> lot .
>
> Appreciate your time ,Thank you
> ~Umesh
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