File: pr69592.c

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gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
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/* PR rtl-optimization/69592 */
/* { dg-do compile } */
/* { dg-options "-O2" } */

unsigned int
foo (unsigned int a, unsigned int *b, unsigned int c)
{
  unsigned int d;
#define A(n) d = a + b[n]; if (d < a) c++; a = d;
#define B(n) A(n##0) A(n##1) A(n##2) A(n##3) A(n##4) A(n##5) A(n##6) A(n##7) A(n##8) A(n##9)
#define C(n) B(n##0) B(n##1) B(n##2) B(n##3) B(n##4) B(n##5) B(n##6) B(n##7) B(n##8) B(n##9)
#define D(n) C(n##0) C(n##1) C(n##2) C(n##3) C(n##4) C(n##5) C(n##6) C(n##7) C(n##8) C(n##9)
#define E(n) D(n##0) D(n##1) D(n##2) D(n##3) D(n##4) D(n##5) D(n##6) D(n##7) D(n##8) D(n##9)
  C(1) C(2) C(3) C(4) C(5) C(6)
  return d + c;
}