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Bug#435907: gcc-4.1: Empty ; causes programs built with profiling to hang

Package: gcc-4.1
Version: 4.1.2-13
Severity: important

Discovered by running configure, any empty lines with just a ; will 
cause an endless loop. I attempted to debug with gdb, but that crashed 
to. I've included a test file that reproduces the problem. Also 
reproduced with gcc-4.2

-- System Information:
Debian Release: lenny/sid
  APT prefers unstable
  APT policy: (500, 'unstable')
Architecture: hurd-i386 (i686-AT386)

Kernel: GNU-Mach 1.3.99/Hurd-0.3
Locale: LANG=C, LC_CTYPE=C (charmap=ANSI_X3.4-1968)
Shell: /bin/sh linked to /bin/bash

Versions of packages gcc-4.1 depends on:
ii  binutils               2.17cvs20070426-8 The GNU assembler, linker and bina
ii  cpp-4.1                4.1.2-13          The GNU C preprocessor
ii  gcc-4.1-base           4.1.2-13          The GNU Compiler Collection (base 
ii  libc0.3                2.5-11+hurd.1     GNU C Library: Shared libraries
ii  libgcc1                1:4.2.1-0         GCC support library

Versions of packages gcc-4.1 recommends:
ii  libmudflap0-dev               4.1.2-13   GCC mudflap support libraries (dev

-- no debconf information
#include <stdio.h>
#include <unistd.h>

int main() {
  return 0;

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