Mercurial > projects > ldc
view tests/mini/bug55.d @ 978:6a32d2e18175
Fix a latent bug in the asm code.
I think that technically, using "*m0" instead of "*0" allows LLVM to pick
between using the same memory as output 0 and using a new memory location.
(So far I haven't been able to construct a testcase that actually breaks
because of this, though)
author | Frits van Bommel <fvbommel wxs.nl> |
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date | Wed, 18 Feb 2009 03:38:12 +0100 |
parents | 1bb99290e03a |
children |
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module bug55; extern(C) int printf(char*, ...); int atoi(char[] s) { int i, fac=1; bool neg = (s.length) && (s[0] == '-'); char[] a = neg ? s[1..$] : s; foreach_reverse(c; a) { i += (c-'0') * fac; fac *= 10; } return !neg ? i : -i; } void main() { printf("64213 = %d\n", atoi("64213")); printf("-64213 = %d\n", atoi("-64213")); assert(atoi("64213") == 64213); assert(atoi("-64213") == -64213); }