[Bug target/39247] FAIL: gcc.dg/tree-prof/bb-reorg.c compilation, -fprofile-use -D_PROFILE_USE

[rearnsha at gcc dot gnu dot org]

------- Comment #5 from rearnsha at gcc dot gnu dot org  2009-10-19 15:26 -------
(In reply to comment #1)
> Subject: Re:   New: FAIL: gcc.dg/tree-prof/bb-reorg.c
>  compilation,  -fprofile-use -D_PROFILE_USE
> 
> The ARM constant pool code needs to handle a 
> NOTE_INSN_SWITCH_TEXT_SECTIONS note in some way as indicating insns on one 
> side mustn't use constant pool entries on the other side.  One possible 
> approach would be treating such a note as an insn of length 4100, but 
> there might be a cleaner way.
> 

I don't think there should be such notes on ARM due to the branch-range
limitation.  We can't arbitrarily jump between sections in Thumb state, for
example


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=39247