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comparison gcc/testsuite/gcc.dg/uninit-15.c @ 111:04ced10e8804

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gcc 7
author kono
date Fri, 27 Oct 2017 22:46:09 +0900
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children 84e7813d76e9
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68:561a7518be6b 111:04ced10e8804
1 /* PR tree-optimization/17506
2 We issue an uninitialized variable warning at a wrong location at
3 line 11, which is very confusing. Make sure we print out a note to
4 make it less confusing. (not xfailed alternative)
5 But it is of course ok if we warn in bar about uninitialized use
6 of j. (xfailed alternative) */
7 /* { dg-do compile } */
8 /* { dg-options "-O1 -Wuninitialized" } */
9
10 inline int
11 foo (int i)
12 {
13 if (i) /* { dg-warning "used uninitialized in this function" } */
14 return 1;
15 return 0;
16 }
17
18 void baz (void);
19
20 void
21 bar (void)
22 {
23 int j; /* { dg-message "note: 'j' was declared here" } */
24 for (; foo (j); ++j) /* { dg-warning "'j' is used uninitialized" "" { xfail *-*-* } } */
25 baz ();
26 }