[cfe-users] App security and the __FILE__ macro
Steffen Hirschmann via cfe-users
cfe-users at lists.llvm.org
Fri Apr 13 23:52:19 PDT 2018
On 13:22 Fri 13 Apr , Rick Mann via cfe-users wrote:
> I'm using `strrchr("/" __FILE__, '/') + 1`. Should that also get resolved?
Just have a look at a minimal example on godbolt:
Indeed the function call gets resolved at compile time. But that does
not mean that only the basename of __FILE__ is present in the binary.
No compiler that you can test on godbolt does this actually, neither
with -O3 nor with -Os.
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