Re: [PATCH] IRA: Make sure array is big enough

2022-10-27 Thread Torbjorn SVENSSON via Gcc-patches
On 2022-10-26 22:26, Vladimir Makarov wrote: On 2022-10-25 06:01, Torbjörn SVENSSON wrote: In commit 081c96621da, the call to resize_reg_info() was moved before the call to remove_scratches() and the latter one can increase the number of regs and that would cause an out of bounds usage on th

Re: [PATCH] IRA: Make sure array is big enough

2022-10-26 Thread Vladimir Makarov via Gcc-patches
On 2022-10-25 06:01, Torbjörn SVENSSON wrote: In commit 081c96621da, the call to resize_reg_info() was moved before the call to remove_scratches() and the latter one can increase the number of regs and that would cause an out of bounds usage on the reg_renumber global array. Without this patch

[PATCH] IRA: Make sure array is big enough

2022-10-25 Thread Torbjörn SVENSSON via Gcc-patches
In commit 081c96621da, the call to resize_reg_info() was moved before the call to remove_scratches() and the latter one can increase the number of regs and that would cause an out of bounds usage on the reg_renumber global array. Without this patch, the following testcase randomly fails with: duri