[PATCH] kselftest/arm64: Fix uninitialized variable warning in FPMR test

[Mark Brown]

On Fri, Feb 07, 2025 at 03:06:42AM -0800, Breno Leitao wrote:
> Fix compiler warning about potentially uninitialized orig_fpmr variable:
> 
> 	testcases/fpmr_siginfo.c: In function ‘fpmr_present’:
> 	testcases/fpmr_siginfo.c:68:25: warning: ‘orig_fpmr’ may be used uninitialized in this function [-Wmaybe-uninitialized]
> 	                         fprintf(stderr, "FPMR in frame is %llx, was %llx\n",
> 	                         ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
> 	                                 fpmr_ctx->fpmr, orig_fpmr);
> 	                                 ~~~~~~~~~~~~~~~~~~~~~~~~~~

This seems like something that should be reported to the compiler
people, we only print the FPMR value if have_fpmr and there's an
assignment to orig_fpmr in that case.  Which compiler is this?
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