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[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc2/] [gcc/] [testsuite/] [gcc.dg/] [Wstrict-overflow-13.c] - Rev 384
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/* { dg-do compile } */ /* { dg-options "-fstrict-overflow -O2 -Wstrict-overflow=2" } */ /* Source: Ian Lance Taylor. Dual of no-strict-overflow-6.c. */ /* VRP test. This turns into an infinite loop (depending on what bigtime_test does), but at least we warn about it. */ extern int bigtime_test (int); int foo () { int j; for (j = 1; 0 < j; j *= 2) /* { dg-warning "assuming signed overflow does not occur" "correct warning" } */ if (! bigtime_test (j)) return 1; return 0; }