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/* { dg-do run } */
/* { dg-options "-mips16 -mcode-readable=yes" } */
/* PR tree-optimization/51513 verification variant for MIPS16, #2. */
int __attribute__ ((weak))
frob (int i)
{
switch (i)
{
case -5:
return -2;
case -3:
return -1;
case 0:
return 0;
case 3:
return 1;
case 5:
break;
default:
__builtin_unreachable ();
}
return i;
}
int
main (void)
{
return !(frob (-5) == -2
& frob (-3) == -1
& frob (0) == 0
& frob (3) == 1
& frob (5) == 5);
}
/* Without the fix for PR tree-optimization/51513 truncated code
would be emitted for `frob', like:
.text
.align 2
.weak frob
.set mips16
.set nomicromips
.ent frob
.type frob, @function
frob:
.frame $sp,0,$31 # vars= 0, regs= 0/0, args= 0, gp= 0
.mask 0x00000000,0
.fmask 0x00000000,0
addiu $2,$4,5
.end frob
.size frob, .-frob
meaning `frob' will have no chance to return, let alone produce
the result expected. */
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