[cfe-dev] Questions regarding source modification of clang's integer sanitization

[Richard Smith]

On Mon, May 13, 2013 at 3:40 PM, Kangkook Jee <aixer77 at gmail.com> wrote:

> Hi, all
>
> I want to make a couple of small modiciation to clang source base so that
> it can fit into my project.
>
> (1) I want to set '-fsanitize=integer' as default action, so that the
> option is turned on always.
>

Maybe you could add this to your CFLAGS, or if you can't do that, then make
a wrapper for the clang binary which adds it?


> (2) I want to change the format of the error message emitted upon
> detection and redirect it to a specific file (not stderr or stdout).


In "sanitizer/common_interface_defs.h", you can find this:

extern "C" void __sanitizer_set_report_path(const char *path);

Call it before your program would emit any sanitizer diagnostics, and they
should go to the filename you provide.
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