Mercurial > hg > CbC > CbC_gcc
diff libmudflap/testsuite/libmudflap.c/fail33-frag.c @ 0:a06113de4d67
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author | kent <kent@cr.ie.u-ryukyu.ac.jp> |
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date | Fri, 17 Jul 2009 14:47:48 +0900 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/libmudflap/testsuite/libmudflap.c/fail33-frag.c Fri Jul 17 14:47:48 2009 +0900 @@ -0,0 +1,25 @@ +#include <stdlib.h> + +#define SIZE 16 + +char b[SIZE]; +char a[SIZE]; + +int main () +{ + int i, j=0, k; + int a_before_b = (& a[0] < & b[0]); + /* Rather than iterating linearly, which would allow loop unrolling + and mapping to pointer manipulation, we traverse the "joined" + arrays in some random order. */ + for (i=0; i<SIZE*2; i++) + { + k = rand() % (SIZE*2); + j += (a_before_b ? a[k] : b[k]); + } + return j; +} +/* { dg-output "mudflap violation 1.*" } */ +/* { dg-output "Nearby object.*" } */ +/* { dg-output "mudflap object.*\[ab\]" } */ +/* { dg-do run { xfail *-*-* } } */