diff options
Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/Wshadow-3.c')
-rw-r--r-- | gcc-4.9/gcc/testsuite/gcc.dg/Wshadow-3.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/Wshadow-3.c b/gcc-4.9/gcc/testsuite/gcc.dg/Wshadow-3.c new file mode 100644 index 000000000..a7f06a26f --- /dev/null +++ b/gcc-4.9/gcc/testsuite/gcc.dg/Wshadow-3.c @@ -0,0 +1,21 @@ +/* Test warnings for shadowing in function prototype scope: generally + useless but of use if the parameter is used within the scope. Bug + 529. */ +/* Origin: Joseph Myers <joseph@codesourcery.com> */ +/* { dg-do compile } */ +/* { dg-options "-std=gnu89 -Wshadow" } */ + +int v; /* { dg-warning "shadowed declaration" } */ +int f1(int v); +int f2(int v, int x[v]); /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f3(int v, int y[sizeof(v)]); /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f4(int v) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f5(int v, int x[v]) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f6(int x) { return 0; } +int f7(v) int v; { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f8(v, w) int v; int w[v]; { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f9(x) int x; { return 0; } +int f10(v) { return 0; } /* { dg-warning "declaration of 'v' shadows a global declaration" } */ +int f11(int a, int b(int a)); +int f12(int a, int b(int a, int x[a])); /* { dg-warning "declaration of 'a' shadows a parameter" } */ +/* { dg-warning "shadowed declaration" "outer parm" { target *-*-* } 20 } */ |