[LLVMdev] GCC compatibility code coverage issue .

[Justin Bogner]

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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