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remove use of == on doubles

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could use an epsilon, but that just distracts from the point of the example, so changed double to int instead
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tvaneerd 2016-03-22 11:51:30 -04:00
parent 7a8cac8dbc
commit 7a4fbef370
1 changed files with 3 additions and 5 deletions
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CppCoreGuidelines.md
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@ -10211,15 +10211,13 @@ Note that this applies most urgently to library code and least urgently to stand
##### Example ##### Example
double cached_computation(double x) double cached_computation(int x)
{ {
static double cached_x = 0.0; static int cached_x = 0;
static double cached_result = COMPUTATION_OF_ZERO; static double cached_result = COMPUTATION_OF_ZERO;
double result;
if (cached_x == x) if (cached_x == x)
return cached_result; return cached_result;
result = computation(x); double result = computation(x);
cached_x = x; cached_x = x;
cached_result = result; cached_result = result;
return result; return result;