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/* { dg-do compile } */ /* { dg-options "-O2 -Wuninitialized" } */ inline int foo(int x) { return x; } static void bar(int a, int *ptr) { do { int b; /* { dg-warning "is used uninitialized" } */ if (b < 40) { ptr[0] = b; } b += 1; ptr++; } while (--a != 0); } void foobar(int a, int *ptr) { bar(foo(a), ptr); }