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From: "pmenzel+gcc at molgen dot mpg.de" <gcc-bugzilla@gcc.gnu.org>
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Subject: [Bug tree-optimization/104655] [12 Regression] array subscript 0 is
 outside array bounds of
Date: Wed, 23 Feb 2022 11:14:17 +0000
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https://gcc.gnu.org/bugzilla/show_bug.cgi?id=3D104655

--- Comment #5 from Paul Menzel <pmenzel+gcc at molgen dot mpg.de> ---
Created attachment 52498
  --> https://gcc.gnu.org/bugzilla/attachment.cgi?id=3D52498&action=3Dedit
Preprocessed file `build/bootblock/cpu/x86/lapic/lapic.i` with `-save-temps`

Sorry for not sharing the file in the first place. First for the coreboot c=
ase:

    $ x86_64-linux-gnu-gcc-12 -save-temps -MMD -Isrc -Isrc/include
-Isrc/commonlib/include -Isrc/commonlib/bsd/include -Ibuild
-I3rdparty/vboot/firmware/include -include src/include/kconfig.h -include
src/include/rules.h -include src/commonlib/bsd/include/commonlib/bsd/compil=
er.h
-I3rdparty -D__BUILD_DIR__=3D\"build\" -Isrc/arch/x86/include -D__ARCH_x86_=
32__
-pipe -g -nostdinc -std=3Dgnu11 -nostdlib -Wall -Wundef -Wstrict-prototypes
-Wmissing-prototypes -Wwrite-strings -Wredundant-decls -Wno-trigraphs
-Wimplicit-fallthrough -Wshadow -Wdate-time -Wtype-limits -Wvla -Wdangling-=
else
-fno-common -ffreestanding -fno-builtin -fomit-frame-pointer -fstrict-alias=
ing
-ffunction-sections -fdata-sections -fno-pie -Wno-packed-not-aligned
-fconserve-stack -Wnull-dereference -Wreturn-type -Wlogical-op
-Wduplicated-cond -Wno-unused-but-set-variable -Werror -Os
-Wno-address-of-packed-member -m32 -Wl,-b,elf32-i386 -Wl,-melf_i386 -m32=20
-fuse-ld=3Dbfd -fno-stack-protector -Wl,--build-id=3Dnone
-fno-delete-null-pointer-checks -Wlogical-op -march=3Di686 -mno-mmx -MT
build/bootblock/cpu/x86/lapic/lapic.o -D__BOOTBLOCK__ -c -o
build/bootblock/cpu/x86/lapic/lapic.o src/cpu/x86/lapic/lapic.c=