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[/] [openrisc/] [trunk/] [gnu-stable/] [gcc-4.5.1/] [gcc/] [testsuite/] [gcc.dg/] [torture/] [builtin-nonneg-1.c] - Rev 298
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/* Copyright (C) 2004 Free Software Foundation. Verify that GCC can determine which built-in functions produce a nonnegative result. Written by Kaveh Ghazi, 2004-03-10. */ /* { dg-do link } */ /* { dg-options "-ffast-math" } */ #define PROTOTYPE_RTYPE(FN,RTYPE) extern RTYPE FN(double); \ extern RTYPE FN##f(float); \ extern RTYPE FN##l(long double); #define PROTOTYPE(FN) extern double FN(double); extern float FN##f(float); \ extern long double FN##l(long double); #define PROTOTYPE2(FN) extern double FN(double, double); \ extern float FN##f(float, float); \ extern long double FN##l(long double, long double); #define CPROTOTYPE1(FN) extern double FN(_Complex double); \ extern float FN##f(_Complex float); \ extern long double FN##l(_Complex long double); #define CPROTOTYPE1(FN) extern double FN(_Complex double); \ extern float FN##f(_Complex float); \ extern long double FN##l(_Complex long double); #define IPROTOTYPE(FN) extern int FN(int); extern int FN##l(long); \ extern int FN##ll(long long); #define PROTOTYPE2TYPE2(FN,A2TYPE) extern double FN(double, A2TYPE); \ extern float FN##f(float, A2TYPE); \ extern long double FN##l(long double, A2TYPE); #define PROTOTYPE2_A2FPTR(FN) extern double FN(double, double *); \ extern float FN##f(float, float *); \ extern long double FN##l(long double, long double *); extern int signbit (double); extern int signbitf (float); extern int signbitl (long double); void test(double d1, double d2, float f1, float f2, long double ld1, long double ld2) { /* These are always nonnegative. */ #define TEST1(FN) \ extern void link_failure_##FN (void); PROTOTYPE(FN) \ if (signbit(FN(d1)) || signbitf(FN##f(f1)) || signbitl(FN##l(ld1))) \ link_failure_##FN() #define TEST2(FN) \ extern void link_failure_##FN (void); PROTOTYPE2(FN) \ if (signbit(FN(d1,d2)) || signbitf(FN##f(f1,f2)) || signbitl(FN##l(ld1,ld2))) \ link_failure_##FN() #define CTEST1(FN) \ extern void link_failure_##FN (void); CPROTOTYPE1(FN) \ if (signbit(FN(d1)) || signbitf(FN##f(f1)) || signbitl(FN##l(ld1))) \ link_failure_##FN() #define ITEST1(FN) \ extern void link_failure_##FN (void); IPROTOTYPE(FN) \ if (signbit(FN(d1)) || signbitf(FN##l(f1)) || signbitl(FN##ll(ld1))) \ link_failure_##FN() TEST1 (acos); TEST1 (acosh); CTEST1 (cabs); TEST1 (cosh); TEST1 (erfc); TEST1 (exp); TEST1 (exp10); TEST1 (exp2); TEST1 (fabs); TEST2 (fdim); TEST2 (hypot); TEST1 (pow10); TEST1 (sqrt); ITEST1 (ffs); ITEST1 (__builtin_parity); ITEST1 (__builtin_popcount); /* These are nonnegative if the first argument is. */ #define ARG1TEST1(FN) \ extern void link_failure_##FN (void); PROTOTYPE(FN) \ if (signbit(FN(fabs(d1))) || signbitf(FN##f(fabsf(f1))) \ || signbitl(FN##l(fabsl(ld1)))) \ link_failure_##FN() /* Same, but allow specifying the return type. */ #define ARG1TEST1_RTYPE(FN,RTYPE) \ extern void link_failure_##FN (void); PROTOTYPE_RTYPE(FN,RTYPE) \ if (signbit(FN(fabs(d1))) || signbitf(FN##f(fabsf(f1))) \ || signbitl(FN##l(fabsl(ld1)))) \ link_failure_##FN() /* These are nonnegative if the first argument is. */ #define ARG1TEST2(FN) \ extern void link_failure_##FN (void); PROTOTYPE2(FN) \ if (signbit(FN(fabs(d1),d2)) || signbitf(FN##f(fabsf(f1),f2)) \ || signbitl(FN##l(fabsl(ld1),ld2))) \ link_failure_##FN() /* These are nonnegative if the second argument is. */ #define ARG2TEST2(FN) \ extern void link_failure_##FN (void); PROTOTYPE2(FN) \ if (signbit(FN(d1,fabs(d2))) || signbitf(FN##f(f1,fabsf(f2))) \ || signbitl(FN##l(ld1,fabsl(ld2)))) \ link_failure_##FN() /* These are nonnegative if the first OR second argument is. */ #define ARG2TESTor(FN) \ extern void link_failure_##FN (void); PROTOTYPE2(FN) \ if (signbit(FN(fabs(d1),d2)) || signbitf(FN##f(fabsf(f1),f2)) \ || signbitl(FN##l(fabsl(ld1),ld2)) || signbit(FN(d1,fabs(d2))) \ || signbitf(FN##f(f1,fabsf(f2))) || signbitl(FN##l(ld1,fabsl(ld2)))) \ link_failure_##FN() /* These are nonnegative if the first AND second argument is. */ #define ARG2TESTand(FN) \ extern void link_failure_##FN (void); PROTOTYPE2(FN) \ if (signbit(FN(fabs(d1),fabs(d2))) || signbitf(FN##f(fabsf(f1),fabsf(f2))) \ || signbitl(FN##l(fabsl(ld1),fabsl(ld2)))) \ link_failure_##FN() /* These are nonnegative if the first argument is, 2nd arg is an int. */ #define ARG1TEST2_A2INT(FN, INTTYPE) \ extern void link_failure_##FN (void); PROTOTYPE2TYPE2(FN, INTTYPE) \ if (signbit(FN(fabs(d1),d2)) || signbitf(FN##f(fabsf(f1),f2)) \ || signbitl(FN##l(fabsl(ld1),ld2))) \ link_failure_##FN() /* These are nonnegative if the first argument is, specify 2nd arg. */ #define ARG2TEST1_A2FPTR(FN) \ extern void link_failure_##FN (void); PROTOTYPE2_A2FPTR(FN) \ if (signbit(FN(fabs(d1),&d2)) || signbitf(FN##f(fabsf(f1),&f2)) \ || signbitl(FN##l(fabsl(ld1),&ld2))) \ link_failure_##FN() ARG1TEST1 (asinh); ARG1TEST1 (atan); ARG1TEST1 (atanh); ARG1TEST1 (cbrt); ARG1TEST1 (ceil); ARG1TEST1 (erf); ARG1TEST1 (expm1); ARG1TEST1 (floor); ARG1TEST2 (fmod); ARG1TEST2_A2INT (ldexp, int); ARG1TEST1_RTYPE (__builtin_llceil, long long); ARG1TEST1_RTYPE (__builtin_llfloor, long long); ARG1TEST1_RTYPE (llrint, long long); ARG1TEST1_RTYPE (llround, long long); ARG1TEST1_RTYPE (__builtin_lceil, long); ARG1TEST1_RTYPE (__builtin_lfloor, long); ARG1TEST1_RTYPE (lrint, long); ARG1TEST1_RTYPE (lround, long); /* The modf* functions aren't ever "const" or "pure" even with -ffast-math so they won't be eliminated and yield a link failure. */ /* ARG2TEST1_A2FPTR (modf);*/ ARG1TEST1 (nearbyint); ARG1TEST2 (pow); ARG1TEST1 (rint); ARG1TEST1 (round); ARG1TEST2 (scalb); ARG1TEST2_A2INT (scalbln, long); ARG1TEST2_A2INT (scalbn, int); ARG1TEST1_RTYPE (signbit, int); ARG1TEST1 (significand); ARG1TEST1 (sinh); ARG1TEST1 (tanh); ARG1TEST1 (trunc); ARG2TESTor (fmax); ARG2TESTand (fmin); ARG2TEST2 (copysign); } int main (void) { return 0; }
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