obtained gcc-4.6.4.tar.bz2 from upstream website;upstream

verified gcc-4.6.4.tar.bz2.sig;
imported gcc-4.6.4 source tree from verified upstream tarball.

downloading a git-generated archive based on the 'upstream' tag
should provide you with a source tree that is binary identical
to the one extracted from the above tarball.

if you have obtained the source via the command 'git clone',
however, do note that line-endings of files in your working
directory might differ from line-endings of the respective
files in the upstream repository.

1 files changed, 34 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.dg/c99-vla-jump-5.c b/gcc/testsuite/gcc.dg/c99-vla-jump-5.c
new file mode 100644
index 000000000..683bcf21e
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/c99-vla-jump-5.c
@@ -0,0 +1,34 @@
+/* Test for labels and VM declarations: bug 12913.
+   switch statements must not jump into the scope of VM declarations.
+
+   c99-vla-jump-1.c tests with just that label and goto, VLAs.
+   c99-vla-jump-2.c tests with many other labels and gotos, VLAs.
+   c99-vla-jump-3.c tests with just that label and goto, VM.
+   c99-vla-jump-4.c tests with many other labels and gotos, VM.
+   c99-vla-jump-5.c tests with switch statements.  */
+
+/* Origin: Joseph Myers <joseph@codesourcery.com> */
+/* { dg-do compile } */
+/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */
+
+void
+f (int a, int b)
+{
+  switch (a) {
+    int v[b];
+  case 2: /* { dg-error "switch jumps into scope of identifier with variably modified type" } */
+  default: /* { dg-error "switch jumps into scope of identifier with variably modified type" } */
+  switch (a)
+    {
+    case 4:
+      { int z[b]; }
+    default:
+      ;
+      int w[b];
+    }
+  }
+}
+
+/* Match extra informative notes.  */
+/* { dg-message "note: switch starts here" "note: expected" { target *-*-* } 0 } */
+/* { dg-message "note: '\[^\n'\]*' declared here" "note: expected" { target *-*-* } 0 } */