view gcc/testsuite/gcc.dg/uninit-pred-6_c.c @ 157:dafe684d005c

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author Shinji KONO <kono@ie.u-ryukyu.ac.jp>
date Mon, 25 May 2020 18:08:54 +0900
parents 04ced10e8804
children
line wrap: on
line source


/* { dg-do compile } */
/* { dg-options "-Wuninitialized -O2" } */

int g;
void bar();
void blah(int);

int foo (int n, int l, int m, int r)
{
  int v;

  if (n > 10)
    if (l)
      v = r;

  if (m) g++;
  else   bar();

  if ( (n > 10) && l)
      blah(v); /* { dg-bogus "uninitialized" "bogus warning" } */

  if (l)
    if (n > 12)
      blah(v); /* { dg-bogus "uninitialized" "bogus warning" } */

  return 0;
}

int foo_2 (int n, int l, int m, int r)
{
  int v;

  if (n > 10)
    if (l)
      v = r;

  if (m) g++;
  else   bar();

  if (n > 8 )
    if (l)
      blah (v); /* { dg-warning "uninitialized" "warning" } */

  return 0;
}