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annotate run/mini/bug55.d @ 1628:c6ef09dfba4d

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add mini test set from ldc project
author Moritz Warning <moritzwarning@web.de>
date Mon, 10 Jan 2011 19:47:18 +0100
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1628
c6ef09dfba4d add mini test set from ldc project
Moritz Warning <moritzwarning@web.de>
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1 module bug55;
c6ef09dfba4d add mini test set from ldc project
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2 extern(C) int printf(char*, ...);
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3
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4 int atoi(char[] s) {
c6ef09dfba4d add mini test set from ldc project
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5 int i, fac=1;
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6 bool neg = (s.length) && (s[0] == '-');
c6ef09dfba4d add mini test set from ldc project
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7 char[] a = neg ? s[1..$] : s;
c6ef09dfba4d add mini test set from ldc project
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8 foreach_reverse(c; a) {
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9 i += (c-'0') * fac;
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10 fac *= 10;
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11 }
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12 return !neg ? i : -i;
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13 }
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14
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15 void main()
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16 {
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17 printf("64213 = %d\n", atoi("64213"));
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18 printf("-64213 = %d\n", atoi("-64213"));
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19 assert(atoi("64213") == 64213);
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20 assert(atoi("-64213") == -64213);
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21 }