cannot build mainline GCC with mainline binutils

[Bob Wilson]

H. J. Lu wrote:
> On Mon, Nov 29, 2004 at 05:35:29PM -0800, Wilson; Bob, Tensillca wrote:
>>I discovered a problem while trying to build mainline GCC with mainline 
>>binutils for an xtensa-elf target.  It looks like some of the recent comdat 
>>patches require the assembler's DIFF_EXPR_OK macro to be defined.  This is 
>>not true for Xtensa or MIPS.
>> [details removed]
>
> Someone is wrong. Can you create very very small testcase in assembly?

This turned out to be a bug in the Xtensa port of GAS.  I've committed the 
following patch that fixes the problem.


2004-12-02  Bob Wilson  <bob.wilson@acm.org>

         * config/tc-xtensa.c (xtensa_switch_section_emit_state): Use subseg_set.
         (xtensa_restore_emit_state): Likewise.


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