1 files changed, 57 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/weak-1.c b/gcc/testsuite/gcc.dg/weak-1.c
new file mode 100644
index 00000000000..0ee5d549ff3
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/weak-1.c
@@ -0,0 +1,57 @@
+/* { dg-do compile } */
+/* { dg-options "-fno-common" } */
+
+/* COFF does not support weak, and dg doesn't support UNSUPPORTED.  */
+/* { dg-do compile { xfail *-*-coff i?86-pc-cygwin h8300-*-hms } } */
+
+/* { dg-final { global target_triplet } } */
+/* { dg-final { if [string match h8300-*-hms $target_triplet ] {return} } } */
+/* { dg-final { if [string match i?86-pc-cygwin $target_triplet ] {return} } } */
+/* { dg-final { if [string match *-*-coff $target_triplet ] {return} } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?a" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?b" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?c" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?d" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?e" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?g" } } */
+/* { dg-final { scan-assembler-not "weak\[^ \t\]*\[ \t\]_?i" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]_?j" } } */
+
+#pragma weak a
+int a;
+
+int b;
+#pragma weak b
+
+#pragma weak c
+extern int c;
+int c;
+
+extern int d;
+#pragma weak d
+int d;
+
+#pragma weak e
+void e(void) { }
+
+#if 0
+/* This permutation is illegal.  */
+void f(void) { }
+#pragma weak f
+#endif
+
+#pragma weak g
+int g = 1;
+
+#if 0
+/* This permutation is illegal.  */
+int h = 1;
+#pragma weak h
+#endif
+
+#pragma weak i
+extern int i;
+
+#pragma weak j
+extern int j;
+int use_j() { return j; }