19 lines
519 B
C
19 lines
519 B
C
/* { dg-do compile } */
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/* { dg-options "-fstrict-overflow -O2 -Wstrict-overflow=2" } */
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/* Source: Ian Lance Taylor. Dual of no-strict-overflow-6.c. */
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/* VRP test. This turns into an infinite loop (depending on what
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bigtime_test does), but at least we warn about it. */
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extern int bigtime_test (int);
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int
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foo ()
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{
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int j;
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for (j = 1; 0 < j; j *= 2) /* { dg-warning "assuming signed overflow does not occur" "correct warning" { xfail *-*-* } } */
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if (! bigtime_test (j))
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return 1;
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return 0;
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}
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