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authorZack Weinberg <zack@gcc.gnu.org>2000-03-08 20:38:06 +0000
committerZack Weinberg <zack@gcc.gnu.org>2000-03-08 20:38:06 +0000
commit2b01d2d999a4fa1e0ce9b7b9d85ebaedfc726043 (patch)
treeb938b0503be6bc619f53702f7cda1af14e0e236f /gcc
parent38b24ee220dc8e9051d8a60a1ad52f4ff5139f80 (diff)
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cpp-mi.c: Fix switches.
cpp-redef-2.c: New. From-SVN: r32431
Diffstat (limited to 'gcc')
-rw-r--r--gcc/testsuite/gcc.dg/cpp-mi.c6
-rw-r--r--gcc/testsuite/gcc.dg/cpp-redef-2.c27
2 files changed, 29 insertions, 4 deletions
diff --git a/gcc/testsuite/gcc.dg/cpp-mi.c b/gcc/testsuite/gcc.dg/cpp-mi.c
index f667d0c..1fb6278 100644
--- a/gcc/testsuite/gcc.dg/cpp-mi.c
+++ b/gcc/testsuite/gcc.dg/cpp-mi.c
@@ -6,10 +6,8 @@
/* We have to test two cases: C comments at the top and C++ comments
at the top. */
-/*
-{ dg-do preprocess }
-{ dg-options "-Wp,-lang-c-c++-comments" }
-*/
+/* { dg-do preprocess }
+ { dg-options "" } */
#include "cpp-mic.h"
#include "cpp-mic.h"
diff --git a/gcc/testsuite/gcc.dg/cpp-redef-2.c b/gcc/testsuite/gcc.dg/cpp-redef-2.c
new file mode 100644
index 0000000..8d34ddf
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/cpp-redef-2.c
@@ -0,0 +1,27 @@
+/* Test for redefining macros with significant differences. */
+
+/* { dg-do preprocess }
+ { dg-options "-pedantic -Wall" } */
+
+#define mac(a, b) (a) + (b)
+#define mac(a, b) (a) * (b)
+#define mac(a, b) (a) * (x)
+
+#define ro(x) foo x bar
+#define ro(x, b) foo x bar
+
+#define va(a...) a
+#define va(...) __VA_ARGS__
+
+/* { dg-warning "redefined" "redef mac" { target *-*-* } 7 }
+ { dg-warning "redefined" "redef mac" { target *-*-* } 8 }
+ { dg-warning "redefined" "redef ro" { target *-*-* } 11 }
+ { dg-warning "redefined" "redef va" { target *-*-* } 14 }
+
+ { dg-warning "previous" "prev def mac" { target *-*-* } 6 }
+ { dg-warning "previous" "prev def mac" { target *-*-* } 7 }
+ { dg-warning "previous" "prev def ro" { target *-*-* } 10 }
+ { dg-warning "previous" "prev def va" { target *-*-* } 13 }
+
+ { dg-warning "varargs" "named varargs" { target *-*-* } 13 }
+ { dg-warning "varargs" "anon varargs" { target *-*-* } 14 } */