Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/20030721-1.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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/* { dg-options "-O2" } */ /* PR optimization/11536 */ /* Origin: samal@kam.mff.cuni.cz <samal@kam.mff.cuni.cz> */ /* Testcase by Andrew Pinski <pinskia@physics.uc.edu> */ /* Verify that the loop optimizer doesn't use moving targets to calculate the number of iterations of a loop. */ extern void abort(void); void foo(int) __attribute__((__noinline__)); void foo(int i) { abort(); } int main() { int i; int first= 0; int last= 0; while (last<3) { last = first; while (first<=last) { first++; for (i=0;i<3;i++) last++; if (last>10) return 0; } foo(first); } return 0; }