1 files changed, 116 insertions, 0 deletions
diff --git a/gcc/testsuite/gcc.dg/weak-5.c b/gcc/testsuite/gcc.dg/weak-5.c
new file mode 100644
index 00000000000..694eb61ac1c
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/weak-5.c
@@ -0,0 +1,116 @@
+/* { 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\[^ \t\]*\[ \t\]vfoo1a" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1b" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1c" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1d" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1e" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1f" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1g" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1h" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1i" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1j" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1k" } } */
+/* { dg-final { scan-assembler "weak\[^ \t\]*\[ \t\]vfoo1l" } } */
+
+/* test variable addresses with __attribute__ ((weak)) */
+
+extern int vfoo1a __attribute__((weak));
+extern int vfoo1a;
+void * foo1a (void)
+{
+  return (void *)&vfoo1a;
+}
+
+
+extern int vfoo1b;
+extern int vfoo1b __attribute__((weak));
+void * foo1b (void)
+{
+  return (void *)&vfoo1b;
+}
+
+
+extern int vfoo1c;  /* { dg-warning "weak declaration" "weak declaration" } */
+void * foo1c (void)
+{
+  return (void *)&vfoo1c;
+}
+extern int vfoo1c __attribute__((weak));
+
+
+extern int vfoo1d __attribute__((weak));
+int vfoo1d;
+void * foo1d (void)
+{
+  return (void *)&vfoo1d;
+}
+
+
+int vfoo1e;
+extern int vfoo1e __attribute__((weak));
+void * foo1e (void)
+{
+  return (void *)&vfoo1e;
+}
+
+
+int vfoo1f;
+void * foo1f (void)
+{
+  return (void *)&vfoo1f;
+}
+extern int vfoo1f __attribute__((weak));
+
+
+extern int vfoo1g;
+void * foo1g (void)
+{
+  return (void *)&vfoo1g;
+}
+int vfoo1g __attribute__((weak));
+
+
+extern int vfoo1h __attribute__((weak));
+void * foo1h (void)
+{
+  return (void *)&vfoo1h;
+}
+extern int vfoo1h __attribute__((weak));
+int vfoo1h;
+
+
+extern int vfoo1i __attribute__((weak));
+void * foo1i (void)
+{
+  return (void *)&vfoo1i;
+}
+extern int vfoo1i __attribute__((weak));
+extern int vfoo1i;
+
+
+extern int vfoo1j __attribute__((weak));
+void * foo1j (void)
+{
+  return (void *)&vfoo1j;
+}
+extern int vfoo1j;
+extern int vfoo1j __attribute__((weak));
+
+
+extern int vfoo1k __attribute__((weak));
+int vfoo1k = 1;
+
+
+int vfoox1l = 1;
+extern int vfoo1l __attribute__((alias ("vfoox1l")));
+extern int vfoo1l __attribute__((weak, alias ("vfoox1l")));
+