[Bug inline-asm/99123] [8/9/10/11 Regression] ICE in decompose_normal_address, at rtlanal.c:6710

[vmakarov at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99123

--- Comment #2 from Vladimir Makarov <vmakarov at gcc dot gnu.org> ---
(In reply to G. Steinmetz from comment #0)
> Affects versions down to at least r5 at -O1+.
> Testfile derived from gcc/testsuite/gcc.target/i386/20020729-1.c
> with string "1" changed to "" :
> 
> 

> $ gcc-11-20210214 -c z1.c -O2
> during RTL pass: reload
> z1.c: In function 'foo':
> z1.c:48:1: internal compiler error: in decompose_normal_address, at
> rtlanal.c:6710
>    48 | }
>       | ^
> 0xb10f70 decompose_normal_address
>         ../../gcc/rtlanal.c:6710

Thank you for reporting this.  I've reproduced the crash and started working on
it.  I guess the fix will be ready this week.