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/* PR tree-optimization/36508 */ /* { dg-do compile } */ /* { dg-options "-O -ftree-pre" } */ void foo (short *sp) { int k; k = 1; #define SP0 *sp++ = 1; while (1) { if (k > 6) break; SP0 k++; } k = 1; while (1) { if (k > 6) break; SP0 k++; } #define SP1 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 SP0 #define SP2 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP1 SP2 }