Mercurial > hg > CbC > CbC_gcc
comparison gcc/testsuite/gcc.dg/uninit-11-O0.c @ 111:04ced10e8804
gcc 7
author | kono |
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date | Fri, 27 Oct 2017 22:46:09 +0900 |
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68:561a7518be6b | 111:04ced10e8804 |
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1 /* Positive test for uninitialized variables. */ | |
2 /* { dg-do compile } */ | |
3 /* { dg-options "-Wuninitialized" } */ | |
4 | |
5 int sink; | |
6 | |
7 void f1(int parm) /* { dg-bogus "uninitialized" "parameter" } */ | |
8 { | |
9 sink = parm; /* { dg-bogus "uninitialized" "parameter" } */ | |
10 } | |
11 | |
12 void f2(void) | |
13 { | |
14 int x; | |
15 sink = x; /* { dg-warning "is used" "unconditional" } */ | |
16 } | |
17 | |
18 void f3(int p) | |
19 { | |
20 int x; /* { dg-warning "may be used" "conditional" { xfail *-*-* } } */ | |
21 if (p) | |
22 x = p; | |
23 sink = x; | |
24 } | |
25 | |
26 void f4(int p) | |
27 { | |
28 int x; /* { dg-bogus "uninitialized" "easy if" } */ | |
29 if (p) | |
30 x = 1; | |
31 else | |
32 x = 2; | |
33 sink = x; | |
34 } | |
35 | |
36 void f5(void) | |
37 { | |
38 int x, i; /* { dg-bogus "uninitialized" "easy loop" } */ | |
39 for (i = 0; i < 10; ++i) | |
40 x = 1; | |
41 sink = x; | |
42 } |