[Bug c/78548] [7 Regression ]ICE on valid C code on x86_64-linux-gnu at -O2 and -O3 in 64-bit mode with -Wall (*** Error in `/usr/local/gcc-trunk/libexec/gcc/x86_64-pc-linux-gnu/7.0.0/cc1': double free or corruption (fasttop): 0x0000000003c15810 ***)

[marxin at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=78548

Martin Liška <marxin at gcc dot gnu.org> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
           Keywords|                            |ice-on-valid-code
   Last reconfirmed|                            |2016-11-28
                 CC|                            |aldyh at gcc dot gnu.org,
                   |                            |marxin at gcc dot gnu.org
            Summary|ice on valid C code on      |[7 Regression ]ICE on valid
                   |x86_64-linux-gnu at -O2 and |C code on x86_64-linux-gnu
                   |-O3 in 64-bit mode with     |at -O2 and -O3 in 64-bit
                   |-Wall (*** Error in         |mode with -Wall (*** Error
                   |`/usr/local/gcc-trunk/libex |in
                   |ec/gcc/x86_64-pc-linux-gnu/ |`/usr/local/gcc-trunk/libex
                   |7.0.0/cc1': double free or  |ec/gcc/x86_64-pc-linux-gnu/
                   |corruption (fasttop):       |7.0.0/cc1': double free or
                   |0x0000000003c15810 ***)     |corruption (fasttop):
                   |                            |0x0000000003c15810 ***)

--- Comment #3 from Martin Liška <marxin at gcc dot gnu.org> ---
Confirmed, started with r242639.