File: ssa-ifcombine-13.c

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (22 lines) | stat: -rw-r--r-- 665 bytes parent folder | download 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
/* { dg-do compile } */
/* Disable phi-opt as it is no longer confused by predicate which had allowed ifcombine to work in the past.
   Note this testcase is about ifcombine rather than phi-opt. */
/* { dg-options "-O1 -fdump-tree-optimized-details-blocks --param logical-op-non-short-circuit=1 -fno-ssa-phiopt" } */

_Bool f1(_Bool a, _Bool b)
{
  if (a)
   {
     if (b)
      return 1;
     else
      return 0;
   }
  return 0;
}


/* For LOGICAL_OP_NON_SHORT_CIRCUIT, this should be optimized
   into return a & b;, with no ifs.  */
/* { dg-final { scan-tree-dump-not "if" "optimized" } } */
/* { dg-final { scan-tree-dump-not "Invalid sum" "optimized" } } */