22 lines
342 B
C++
22 lines
342 B
C++
/* { dg-do compile } */
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/* { dg-options "-Wuninitialized -O2" } */
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extern int bar();
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int foo(int n)
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{
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for (;;) {
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int err = ({int _err;
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for (int i = 0; i < n; ++i) {
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_err = 17;
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_err = bar();
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}
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_err;
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}); /* { dg-warning "uninitialized" "warn on _err" } */
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if (err == 0) return 17;
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}
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return 18;
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}
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