On Fri, Nov 19, 2021 at 7:35 AM Gary Oblock via Gcc <gcc@gcc.gnu.org> wrote: > > Our test group added "-fchecking" to a script and my optimization > failed. > > I can't find any explanation of this type of bug. I grepped the code > and flag_checking was all over the place so it's not like > I can use gdb to pin it down. > > Can somebody help me make sense out of this? > > lto1: error: type variant differs by TYPE_UNSIGNED > <integer_type 0x7f39933411f8 public unsigned DI
looks like you built a new type variant but changed TYPE_UNSIGNED on it? -fchecking enables extra IL checking and is default enabled when you configure with --enable-checking=yes but still conditionally enabled with --enable-checking=release by using -fchecking. Richard. > size <integer_cst 0x7f3993325bb8 type <integer_type 0x7f399333a0a8 > bitsizetype> constant 64> > unit-size <integer_cst 0x7f3993325bd0 type <integer_type 0x7f399333a000 > sizetype> constant 8> > align:64 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type > 0x7f399333a738 precision:64 min <integer_cst 0x7f3993325fd8 0> max > <integer_cst 0x7f3993326580 18446744073709551615> > pointer_to_this <pointer_type 0x7f3992961690>> > <integer_type 0x7f3992d1a3f0 _reorg_SP_ptr_type_node public DI > size <integer_cst 0x7f3993325bb8 type <integer_type 0x7f399333a0a8 > bitsizetype> constant 64> > unit-size <integer_cst 0x7f3993325bd0 type <integer_type 0x7f399333a000 > sizetype> constant 8> > align:64 warn_if_not_align:0 symtab:0 alias-set -1 canonical-type > 0x7f3992d1a3f0 precision:64 min <integer_cst 0x7f3992d26510 > -9223372036854775808> max <integer_cst 0x7f3992d57090 9223372036854775807> > pointer_to_this <pointer_type 0x7f3992d1aa80>> > (null):0: confused by earlier errors, bailing out > lto-wrapper: fatal error: /home/gary/gcc_build_gcc11_v4/install/bin/gcc > returned 1 exit status > compilation terminated. > [Leaving LTRANS ./exe.lto.o] > /usr/bin/ld: error: lto-wrapper failed > [Leaving exe.lto_wrapper_args] > collect2: error: ld returned 1 exit status > > Thanks, > > Gary > > > CONFIDENTIALITY NOTICE: This e-mail message, including any attachments, is > for the sole use of the intended recipient(s) and contains information that > is confidential and proprietary to Ampere Computing or its subsidiaries. It > is to be used solely for the purpose of furthering the parties' business > relationship. Any unauthorized review, copying, or distribution of this email > (or any attachments thereto) is strictly prohibited. If you are not the > intended recipient, please contact the sender immediately and permanently > delete the original and any copies of this email and any attachments thereto.
