?? pr15262.c
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/* We used to mis-compile this testcase as we did not know that &a+offsetof(b,a) was the same as &a.b */struct A{ int t; int i;};voidbar (float *p){ *p = 5.2;}intfoo(struct A *locp, int i, int str){ float f, g, *p; int T355; int *T356; /* Currently, the alias analyzer has limited support for handling aliases of structure fields when no other variables are aliased. Introduce additional aliases to confuse it. */ p = i ? &g : &f; bar (p); if (*p > 0.0) str = 1; T355 = locp->i; T356 = &locp->i; *T356 = str; T355 = locp->i; return T355;}main (){ struct A loc; int str; loc.i = 2; str = foo (&loc, 10, 3); if (str!=1) abort (); return 0;}
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