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Diffstat (limited to 'gcc-4.9/gcc/testsuite/gcc.dg/cpp/redef3.c')
-rw-r--r--gcc-4.9/gcc/testsuite/gcc.dg/cpp/redef3.c21
1 files changed, 21 insertions, 0 deletions
diff --git a/gcc-4.9/gcc/testsuite/gcc.dg/cpp/redef3.c b/gcc-4.9/gcc/testsuite/gcc.dg/cpp/redef3.c
new file mode 100644
index 000000000..1c541a45b
--- /dev/null
+++ b/gcc-4.9/gcc/testsuite/gcc.dg/cpp/redef3.c
@@ -0,0 +1,21 @@
+/* Test for redefining macros with mismatch token count (and the oddity). */
+
+/* { dg-do preprocess } */
+/* { dg-options "-DC -DD=1 -DE" } */
+
+#define A
+#define A 1
+#define B 2 3
+#define B 2
+#define C 1
+#define D 1 2
+#define E
+
+/* { dg-warning "redefined" "redef A" { target *-*-* } 7 }
+ { dg-warning "redefined" "redef B" { target *-*-* } 9 }
+ { dg-warning "redefined" "redef D" { target *-*-* } 11 }
+ { dg-warning "redefined" "redef E" { target *-*-* } 12 }
+ { dg-message "previous" "prev def A" { target *-*-* } 6 }
+ { dg-message "previous" "prev def B" { target *-*-* } 8 }
+ { dg-message "previous" "prev def D/E" { target *-*-* } 0 }
+*/