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/* { dg-do compile } */ /* { dg-options "-O2 -Wstrict-overflow" } */ int f (int i, int j) { unsigned int c = 0; if (i < j) { unsigned int n = j - i; unsigned int i; for (i = 0; i < n; i++) /* { dg-bogus "signed overflow" } */ c++; } return c; }