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Fixed Bug #2338 Trigonometric arithmetic problem

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by fixing optimizer bug with help of 'volatile' keyword
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vva@eagle.mysql.r18.ru
2004-01-12 22:47:26 -04:00
parent 8a409722a0
commit d7f6ced155
3 changed files with 27 additions and 2 deletions
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12
mysql-test/r/func_math.result
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@@ -20,3 +20,15 @@ PI() sin(pi()/2) cos(pi()/2) abs(tan(pi())) cot(1) asin(1) acos(0) atan(1)
3.141593 1.000000 0.000000 0.000000 0.64209262 1.570796 1.570796 0.785398
degrees(pi()) radians(360)
180 6.2831853071796
ACOS(1.0)
0.000000
ASIN(1.0)
1.570796
ACOS(0.2*5.0)
0.000000
ACOS(0.5*2.0)
0.000000
ASIN(0.8+0.2)
1.570796
ASIN(1.2-0.2)
1.570796