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-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/Wswitch-enum.c63
1 files changed, 63 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/Wswitch-enum.c b/gcc-4.9/gcc/testsuite/gcc.dg/Wswitch-enum.c
new file mode 100644
index 000000000..28c60d879
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/Wswitch-enum.c
@@ -0,0 +1,63 @@
+/* PR c/5044 */
+/* { dg-do compile } */
+/* { dg-options "-Wswitch-enum" } */
+
+enum e { e1, e2 };
+
+int
+foo (int i, int j, enum e ei, enum e ej, enum e ek, enum e el,
+ enum e em, enum e en, enum e eo, enum e ep)
+{
+ switch (i)
+ {
+ case 1: return 1;
+ case 2: return 2;
+ }
+ switch (j)
+ {
+ case 3: return 4;
+ case 4: return 3;
+ default: break;
+ }
+ switch (ei) /* { dg-warning "enumeration value 'e1' not handled in switch" "enum e1" } */
+ { /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" { target *-*-* } 22 } */
+ }
+ switch (ej) /* { dg-warning "enumeration value 'e1' not handled in switch" "enum e1" } */
+ { /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" { target *-*-* } 25 } */
+ default: break;
+ }
+ switch (ek) /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" } */
+ {
+ case e1: return 1;
+ }
+ switch (el) /* { dg-warning "enumeration value 'e2' not handled in switch" "enum e2" } */
+ {
+ case e1: return 1;
+ default: break;
+ }
+ switch (em)
+ {
+ case e1: return 1;
+ case e2: return 2;
+ }
+ switch (en)
+ {
+ case e1: return 1;
+ case e2: return 2;
+ default: break;
+ }
+ switch (eo)
+ {
+ case e1: return 1;
+ case e2: return 2;
+ case 3: return 3; /* { dg-warning "case value '3' not in enumerated type 'enum e'" "excess 3" } */
+ }
+ switch (ep)
+ {
+ case e1: return 1;
+ case e2: return 2;
+ case 3: return 3; /* { dg-warning "case value '3' not in enumerated type 'enum e'" "excess 3" } */
+ default: break;
+ }
+ return 0;
+}