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1 /* Copyright (C) 2003 Free Software Foundation.
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2
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3 Check that constant folding of built-in math functions doesn't
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4 break anything.
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5
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6 Written by Roger Sayle, 2nd April 2003. */
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7
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8 /* { dg-do compile } */
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9 /* { dg-options "-O2 -ffast-math" } */
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10
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11 extern double log(double);
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12 extern double exp(double);
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13 extern double sqrt(double);
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14 extern double pow(double,double);
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15
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16 extern float logf(float);
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17 extern float expf(float);
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18 extern float sqrtf(float);
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19 extern float powf(float,float);
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20
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21 extern long double logl(long double);
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22 extern long double expl(long double);
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23 extern long double sqrtl(long double);
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24 extern long double powl(long double,long double);
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25
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26
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27 double test1(double x, double y)
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28 {
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29 return log(pow(x,y));
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30 }
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31
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32 double test2(double x, double y)
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33 {
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34 return sqrt(pow(x,y));
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35 }
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36
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37 double test3(double x, double y)
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38 {
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39 return pow(exp(x),y);
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40 }
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41
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42 double test4(double x, double y)
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43 {
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44 return pow(sqrt(x),y);
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45 }
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46
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47 double test5(double x, double y, double z)
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48 {
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49 return pow(pow(x,y),z);
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50 }
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51
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52
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53 float test1f(float x, float y)
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54 {
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55 return logf(powf(x,y));
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56 }
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57
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58 float test2f(float x, float y)
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59 {
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60 return sqrtf(powf(x,y));
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61 }
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62
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63 float test3f(float x, float y)
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64 {
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65 return powf(expf(x),y);
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66 }
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67
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68 float test4f(float x, float y)
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69 {
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70 return powf(sqrtf(x),y);
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71 }
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72
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73 float test5f(float x, float y, float z)
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74 {
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75 return powf(powf(x,y),z);
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76 }
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77
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78
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79 long double test1l(long double x, long double y)
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80 {
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81 return logl(powl(x,y));
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82 }
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83
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84 long double test2l(long double x, long double y)
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85 {
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86 return sqrtl(powl(x,y));
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87 }
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88
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89 long double test3l(long double x, long double y)
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90 {
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91 return powl(expl(x),y);
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92 }
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93
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94 long double test4l(long double x, long double y)
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95 {
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96 return powl(sqrtl(x),y);
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97 }
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98
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99 long double test5l(long double x, long double y, long double z)
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100 {
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101 return powl(powl(x,y),z);
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102 }
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103
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