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-rw-r--r--gcc/ChangeLog5
-rw-r--r--gcc/c-decl.c8
2 files changed, 12 insertions, 1 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 5e62bc2..23feddf 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2003-04-15 Mark Mitchell <mark@codesourcery.com>
+
+ * c-decl.c (implicitly_declare): Copy declarations that are going
+ to be placed in a local scope.
+
2003-04-15 James A. Morrison <ja2morri@uwaterloo.ca>
* invoke.texi (Spec Files): Wrap if-exists-else example.
diff --git a/gcc/c-decl.c b/gcc/c-decl.c
index 50b7219..0614476 100644
--- a/gcc/c-decl.c
+++ b/gcc/c-decl.c
@@ -1872,7 +1872,13 @@ implicitly_declare (functionid)
warning_with_decl (decl, "previous declaration of `%s'");
C_DECL_IMPLICIT (decl) = 1;
}
- return pushdecl (decl);
+ /* If this function is global, then it must already be in the
+ global binding level, so there's no need to push it again. */
+ if (current_binding_level == global_binding_level)
+ return decl;
+ /* If this is a local declaration, make a copy; we can't have
+ the same DECL listed in two different binding levels. */
+ return pushdecl (copy_node (decl));
}
/* Not seen before. */