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// { dg-do compile }
// { dg-options "-Wuninitialized -O" }
external_definition void boring (int arg0);
external_definition char condition (char arg1, char arg2);
external_definition int first_nonzero (int arg5, int arg6);
boring
{
arg0 = +5 + +3; // Force 3 and 5 to be signed numbers.
arg0 = arg0 + +3;
}
condition
{
if (arg1)
{
automatic int i;
return i + 1; // { dg-warning "uninitialized" }
}
else
{
automatic int j;
return j; // { dg-warning "uninitialized" }
}
}
first_nonzero
{
automatic int y;
automatic int y; // { dg-error "Duplicate" }
if (arg5)
{
return arg5;
}
else
{
automatic int j;
j = arg6;
return j;
}
return arg6;
}
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