> From: Christophe Lyon [christophe.l...@linaro.org] > Sent: Thursday, September 29, 2016 12:17 PM > To: Matthew Fortune > Cc: Doug Gilmore; Richard Biener; gcc-patches@gcc.gnu.org; rgue...@gcc.gnu.org > Subject: Re: [PATCH] Fix PR tree-optimization/77654 > ... > > Since this commit, I've noticed ICE on arm target: > FAIL: gcc.dg/params/blocksort-part.c -O3 --param prefetch-latency=0 > (internal compiler error) > FAIL: gcc.dg/params/blocksort-part.c -O3 --param prefetch-latency=0 > (test for excess errors) > Excess errors: > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/testsuite/gcc.dg/params/blocksort-part.c:116:6: > internal compiler error: in duplicate > _ssa_name_ptr_info, at tree-ssanames.c:630 > 0xd5a972 duplicate_ssa_name_ptr_info(tree_node*, ptr_info_def*) > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-ssanames.c:630 > 0xcac0e0 issue_prefetch_ref > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-ssa-loop-prefetch.c:1168 > 0xcad89f issue_prefetches > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-ssa-loop-prefetch.c:1195 > 0xcad89f loop_prefetch_arrays > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-ssa-loop-prefetch.c:1928 > 0xcae722 tree_ssa_prefetch_arrays() > /aci-gcc-fsf/sources/gcc-fsf/gccsrc/gcc/tree-ssa-loop-prefetch.c:1992 > > > --target arm-none-linux-gnueabihf --with-cpu=cortex-a9 > --wihth-fpu=neon-fp16 --with-mode=arm > > I'm not sure the cpu/fpu/mode settings are mandatory but at least in this case > the compiler ICEs. > > Christophe I'll look into this.
Doug > > > > (Fixed whitespace/tab issue in the code and incorrect file in changelog) > > > > I can't progress the bug status. Who does that normally? > > > > Matthew
