[Bug middle-end/113396] [13/14 Regression] csmith: differences from -O2 to -O3

dcb314 at hotmail dot com gcc-bugzilla@gcc.gnu.org
Fri Mar 15 21:07:08 GMT 2024


https://gcc.gnu.org/bugzilla/show_bug.cgi?id=113396

--- Comment #17 from David Binderman <dcb314 at hotmail dot com> ---
I tried out gcc-13.2 and got the following results:

foundBugs $ ~/gcc/results.13.2.asan.ubsan/bin/gcc -w -O2
--param=max-inline-insns-auto=23 bug998.c &&  valgrind -q ./a.out
checksum = 77A231E6
foundBugs $ ~/gcc/results.13.2.asan.ubsan/bin/gcc -w -O2
--param=max-inline-insns-auto=24 bug998.c &&  valgrind -q ./a.out
checksum = 130B5204
foundBugs $ 

so it is something that has been going wrong since before gcc-13.2.


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