[Bug c/30502] New: compiler inlines slightly invalid function without warning

["yakov at emc dot com" <gcc-bugzilla at gcc dot gnu dot org>]

Reading specs from /bin/../lib/gcc/i686-pc-linux-gnu/3.4.6/specs
Configured with: gcc/configure --enable-languages=c,c++ --disable-nls
--disable-c-mbchar --disable-multilib --with-gnu-as --with-gnu-ld 
---------------- rtv.c ---------------------------
extern int putchar (int c);
static int __inline__ compute_tables_error_code ( int ots );

int main (void)
{
  int err_code = putchar('z');

  if (compute_tables_error_code (err_code))
    return 1;
  else
    return 0;
}

static int __inline__ compute_tables_error_code ( int ots )
{
  if ( ots ) 
    return 0x85;
}
---------------- rtv.c ---------------------------

gcc -Wall -O2 -fno-inline -Winline rtv.c
rtv.c: In function `compute_tables_error_code':
rtv.c:18: warning: control reaches end of non-void function
rtv.c: In function `main':
rtv.c:15: warning: inlining failed in call to `compute_tables_error_code'
rtv.c:8: warning: called from here


-- 
           Summary: compiler inlines slightly invalid function without
                    warning
           Product: gcc
           Version: 3.4.6
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: yakov at emc dot com
GCC target triplet: gcc version 3.4.6 (SuSE Linux)


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30502