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, 24 insertions, 0 deletions

diff --git a/gcc/testsuite/gcc.c-torture/execute/920728-1.c b/gcc/testsuite/gcc.c-torture/execute/920728-1.c
new file mode 100644
index 000000000..7a2968b71
--- /dev/null
+++ b/gcc/testsuite/gcc.c-torture/execute/920728-1.c
@@ -0,0 +1,24 @@
+typedef struct {int dims[0]; } *A;
+
+f(unsigned long obj)
+{
+  unsigned char y = obj >> 24;
+  y &= ~4;
+
+  if ((y==0)||(y!=251  ))
+    abort();
+
+  if(((int)obj&7)!=7)return;
+
+  REST_OF_CODE_JUST_HERE_TO_TRIGGER_THE_BUG:
+
+  {
+    unsigned char t = obj >> 24;
+    if (!(t==0)&&(t<=0x03))
+      return 0;
+    return ((A)(obj&0x00FFFFFFL))->dims[1];
+  }
+}
+
+long g(){return 0xff000000L;}
+main (){int x;f(g());exit(0);}