diff options
Diffstat (limited to 'gcc/testsuite/gcc.dg/uninit-pred-4_a.c')
-rw-r--r-- | gcc/testsuite/gcc.dg/uninit-pred-4_a.c | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/uninit-pred-4_a.c b/gcc/testsuite/gcc.dg/uninit-pred-4_a.c new file mode 100644 index 000000000..7b2d291a6 --- /dev/null +++ b/gcc/testsuite/gcc.dg/uninit-pred-4_a.c @@ -0,0 +1,43 @@ +/* { dg-do compile } */ +/* { dg-options "-Wuninitialized -O2" } */ + +int g; +void bar(); +void blah(int); +int foo (int n, int m, int r, int t) +{ + int flag = 0; + int v; + + if (t) + { + if (n) + { + v = r; /* init path 1 */ + flag = 1; + } + + if (m) + g++; + else + bar(); + + if (flag) /* properly guarded */ + blah(v); /* { dg-bogus "uninitialized" "bogus warning" } */ + } + else + { + v = r+1; /* init path 2 */ + flag = 2; + } + + if (m) + g++; + else + bar(); + + if (flag) /* properly guarded */ + blah(v); /* { dg-bogus "uninitialized" "bogus warning" } */ + + return 0; +} |