[Bug tree-optimization/87313] attribute malloc not used for alias analysis when it could be

rguenth at gcc dot gnu.org gcc-bugzilla@gcc.gnu.org
Mon Sep 17 10:47:00 GMT 2018


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=87313

Richard Biener <rguenth at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|UNCONFIRMED                 |RESOLVED
         Resolution|---                         |INVALID

--- Comment #1 from Richard Biener <rguenth at gcc dot gnu.org> ---
You fail to see that g may clobber *p because p points to global memory.  GCC
knwos that malloc doesn't do such clobbering but you didn't tell GCC that g
does not (looks like you actually can't do that right now).


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