Even Debian stable nowadays comes with an ISL/Polly version that provides some changed interfaces that require changes/fixes in the parts of GCC that use them to even get it to compile. I have not tested to build it with older (or still newer) versions of ISL so their might be regressions.
Even Debian stable nowadays comes with an ISL/Polly version that provides some changed interfaces that require changes/fixes in the parts of GCC that use them to even get it to compile. I have not tested to build it with older (or still newer) versions of ISL so their might be regressions.