7b8442983d
gcc/testsuite: * c-torture/execute/bcp-1.c: Replace abort in arg of __builtin_constant_p with a generic external function. * gcc.dg/20000108-1.c, gcc.dg/980211-1.c, gcc.dg/980414-1.c, gcc.dg/990119-1.c, gcc.dg/990409.c, gcc.dg/990424-1.c, gcc.dg/991230-1.c, gcc.dg/clobbers.c, gcc.dg/lineno.c, gcc.dg/noreturn-1.c, gcc.dg/trigraphs.c, gcc.dg/uninit-4.c: Prototype abort and/or exit. * gcc.dg/990407-1.c, gcc.dg/strpaste.c, gcc.dg/special/alias-1.c, gcc.dg/special/gcsec-1.c, gcc.dg/special/weak-1.c, gcc.dg/special/weak-2.c, gcc.dg/special/wkali-1.c, gcc.dg/special/wkali-2.c: Include stdlib.h. libio/tests: * tfformat.c: Include stdlib.h. From-SVN: r34110
30 lines
490 B
C
30 lines
490 B
C
/* Test long double on x86. */
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/* { dg-do run { target i?86-*-* } } */
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/* { dg-options -O2 } */
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extern void abort (void);
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__inline int
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__signbitl (long double __x)
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{
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union { long double __l; int __i[3]; } __u = { __l: __x };
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return (__u.__i[2] & 0x8000) != 0;
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}
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void
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foo (long double x, long double y)
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{
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long double z = x / y;
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if (__signbitl (x) && __signbitl (z))
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abort ();
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}
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int main()
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{
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if (sizeof (long double) > sizeof (double))
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foo (-0.0, -1.0);
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return 0;
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}
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