[Bug target/86758] [9 Regression] ICE in replace_stmt compiling gcc.target/i386/pr84309.c

[rsandifo at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86758

--- Comment #3 from rsandifo at gcc dot gnu.org <rsandifo at gcc dot gnu.org> 
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Testing a fix.