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re PR middle-end/20491 (internal compiler error: in subreg_regno_offset, at rtlanal.c:3042)

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PR middle-end/20491
* gcc.dg/torture/asm-subreg-1.c: New test.

From-SVN: r97204
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Alexandre Oliva 2005-03-29 21:36:10 +00:00 committed by Alexandre Oliva
parent 9c098ecd6f
commit aa80f4d1b9
2 changed files with 19 additions and 0 deletions
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5
gcc/testsuite/ChangeLog
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2005-03-29 Alexandre Oliva <aoliva@redhat.com>
PR middle-end/20491
* gcc.dg/torture/asm-subreg-1.c: New test.
2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
PR c/20672

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gcc/testsuite/gcc.dg/torture/asm-subreg-1.c Normal file
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/* PR middle-end/20491 */
/* { dg-do compile } */
/* Combine used to introduce invalid subregs for the asm input, and
we'd crash later on, when removing all subregs. */
volatile unsigned short _const_32 [4] = {1,2,3,4};
void
evas_common_convert_yuv_420p_601_rgba()
{
__asm__ __volatile__ ("" : : "X" (*_const_32));
}