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/* PR tree-optimization/20657
   VRP did not pick up a conditional equivalence from the first "if"
   statement, which was needed to eliminate the second "if" statement.  */
 
/* { dg-do compile } */
/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-vrp1-details" } */
 
int
foo (int a)
{
  if (a == 0)
    if (a == 0)
      return 1;
  return 0;
}
 
/* { dg-final { scan-tree-dump-times "Folding predicate" 1 "vrp1"} } */
/* { dg-final { cleanup-tree-dump "vrp1" } } */

Line No.	Rev	Author	Line
1	689	jeremybenn	`/* PR tree-optimization/20657`
2			`VRP did not pick up a conditional equivalence from the first "if"`
3			`statement, which was needed to eliminate the second "if" statement. */`
4
5			`/* { dg-do compile } */`
6			`/* { dg-options "-O2 -fno-tree-dominator-opts -fdump-tree-vrp1-details" } */`
7
8			`int`
9			`foo (int a)`
10			`{`
11			`if (a == 0)`
12			`if (a == 0)`
13			`return 1;`
14			`return 0;`
15			`}`
16
17			`/* { dg-final { scan-tree-dump-times "Folding predicate" 1 "vrp1"} } */`
18			`/* { dg-final { cleanup-tree-dump "vrp1" } } */`

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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [pr20657.c] - Blame information for rev 689