IX17797 'DBG' did not appear in the OPTIONS section of the listing when -g 
	was specified.
IX17794 Fix to an internal compiler error caused by exceeding a table limit.
IX17207 The compiler may issue an internal compiler error message if the 
        one of the -yz, -yp, -ym options is specified and the program unit 
	contains an expression in which the unary negation operator is applied 
	to a named constant.
IX17194 Fix for a C-specific compiler problem in a common component.
IX17134 Fix for a C-specific compiler problem in a common component.
IX16917 Incorrect product number in the compiler.
IX16853 The compiler may produce incorrect results for code compiled with
        the -O option.
IX16482 Incorrect results may be produced for NaN comparisons when the
	values to be compared can be determined at compile time and the
	code is compiled with -O.
IX16428 The compiler may issue an internal compiler error message
        stating "RNNN is used before it is defined" (where NNN is a number)
        when compiled with the -O option.
IX16416 Incorrect results may be produced for a NAMELIST READ if items in the 	        NAMELIST are not aligned. 
IX16382 The compiler may produce incorrect results for code compiled with
	the -O option when a variable in the COMMON area is defined in
	one routine and then is next used in a called routine.
IX15998 This fixes a problem specific to the xlc compiler.
IX15890 Incorrect error messages may be issued by the compiler for subprograms 
	containing ENTRY points declared as CHARACTER*(*).
IX15746 The compiler may produce incorrect results for code that 
	does a large amount of spilling of the machines registers.
IX15597 The compiler may produce incorrect results for some types of
	storage references when compiled with -O.
IX15516 Incorrect results may be produced for a READ statement containing 
	misaligned arrays in its input item list.
IX15416 The compiler may produce incorrect results for some specific cases
	of bitwise "and" operations when compiled with -O.
	Explicitly, when one of the operands is not composed of a contiguous
	set of '1's, one of the optimizations applied may cause invalid 
	"andil." or "andiu." instructions to be generated.
IX15393 Performance of the mvbits utility subprogram has been improved.
IX15177 The compiler may produce incorrect results for code compiled with 
	-qXFLAG=HSFLT option if converting reals numbers to integers.
IX15007 The compiler may produce incorrect results when compiled with -O.
IX15030 The compiler may produce incorrect results when compiled with -O.
IX14585 The compiler may produce incorrect results when compiled with -O.
IX14072 The compiler may not handle a special case of parameter passing
	correctly when the code is compiled with -O.
IX13980 The compiler may take so much time that it looks like its in an   
	infinite loop when the -O option is used.
IX13795 The compiler may produce incorrect results when compiled with -O.
IX13626 The compiler may use too much memory when compiled with -O.
IX13620 The compiler issues an internal compiler error message if a
	dummy argument in an ENTRY statement appeared in a prior
	EQUIVALENCE statement.  If the option -qdebug=except:tracebk
	is also specified, a traceback is issued from DR_MAP.
IX13615 Incorrect setup information may be passed to dbx when the -g
	option is specified.
IX13559 The compiler may produce code that gives a segmentation fault 
	on execution if the code is compiled with -O.
IX13488 The compiler may produce incorrect results when compiled with -O.
IX13477 The compiler may produce incorrect results when compiled with -O.
IX13430 The compiler may issue an internal compiler error message when the -O
	option is specified.
IX13407 The compiler may issue an internal compiler error message when the -O
	option is specified and there is an uninitialized automatic variable
	inside a loop.
IX12829 The compiler may issue an internal compiler error message if unsigned
	integer division is used and the -O option is specified.
IX12825 Increase computation table size.
IX12751 The compiler may not generate efficient code for some invarients
	in loops when the source is compiled with -O.
IX12705 A user defined subroutine named after one of the system routines,
	getenv, system, signal, or abort will not be called properly.
IX12698 Incorrect results may be produced when the -O option is specified.
IX12632 The compiler may produce incorrect results when compiled with -O.
IX12493 Complex exponentiation and division within the PARAMETER statement are 
	not handled correctly by the compiler.
IX12435 The compiler will issue an internal compiler error message when
	an include statement has a zero length file name specified. 
IX12371 Sometimes an entry statement is removed when -O is specified.
IX12246 Incorrect results may be produced for statements containing multiple 
	references to the same statement function, if the statement function 
	contains relational and/or logical expressions.
IX12170 Fix for SIGN intrinsic function for floating point.  The sign of -0.0
	should be positive.
IX12155 Source files names longer than 20 characters are not handled correctly 
	by the compiler.
IX12152 The ld option -bl is not processed correctly by the compiler when 
	used to compile files containing multiple compilation units.
IX12148 The name of the object file is incorrect when the source file
	suffix is something other than "f".
IX12118 The compiler may issue an internal compiler error message if the 
	trailing period is missing from the logical constant '.TRUE.'.  
	If the option -qdebug=except:tracebk is specified, a traceback is 
	issued from PSEUDO_PARSE_LOOP.
IX12090 A program containing references to variables which are equivalenced 
	with members of COMMON, may not execute as expected if compiled with 
	-O.
IX12049 Incorrect results may be produced when the -O option has been used.
IX12032 A program containing recursive procedure calls may not execute as 
	expected if the recursive procedure contains static variables and 
	is compiled with -O.
IX11666 Compiler may trap in V_DJOINT when program is compiled with -O.
IX11540 Incorrect results may be produced when the -O option has been used.
IX11454 Nested implied DOs in a DATA statement are not handled correctly by 
	the compiler.
IX11453 A write to an internal file may fail with optimization if the format
	contains literals or Hollerith constants after the last edit
	descriptor.
IX11424	A program containing calls to user-defined subprograms 'rand' and
        'srand' will fail to execute as expected.	
IX11362 The xlf command reorders object files passed to ld.
IX11298 The compiler issues an internal compiler error message for a 
	character PARAMETER statement containing typeless constants.
IX11285 A trap is not generated for a constant subscript range violation
	when the check option is specified.
IX11282 Old .o files are not erased before the start of compilation.  ld is
	always invoked regardless of the success of the compilation.
IX11239 Incorrect results may be produced when the -O option has been used.
IX11220 Incorrect results may be produced for the assignment "x = x", where 
	"x" is a character variable, if the -O option has been specified.
IX11204 REAL*16 and COMPLEX*32 arrays were treated as scalars within DBX.
IX11186 Options not directed to the compiler, which require an argument 
	that has not been supplied, will result in incorrect processing of 
	options.
IX11036 The compiler issues an internal compiler error message when the 
	-O option is used.  If the option -qdebug=except:tracebk is also
	specified, a traceback is issued from MEMID.
IX10989 A warning message is issued by the compiler if there are characters 
	following the closing parenthesis in a compile-time format.
IX10884 Integer and logical intrinsic functions may not be handled correctly
	by the compiler when the NOI4 option is specified.
IX10853 Incorrect results may be produced when the -O option has been used.
IX09654 Incorrect results may be produced when the -O option has been used.
IX09648 The compiler issues an internal compiler error message when the
	-O option is used.  If the option -qdebug=except:tracebk is also 
	specified, a traceback is issued from EQUIVALENT_DEFS.
IX09638 The compiler issues an internal compiler error message when the 
	-O option is used.  If the option -qdebug=except:tracebk is also 
	specified, a traceback is issued from V_GETARG.
IX09565 A coredump at runtime may occur for programs compiled with -O.
IX09454 Fix for a non-Fortran problem in a common component.
IX09446 Compiling code with functions named bb, eb, bf, ef, target, xfake,
	eos, file, text, data or bss with the -g option may cause the 
	linkage editor to fail.
IX09398 Fix for a C-specific compiler problem in a common component.
IX09339 The compiler may issue an internal compiler error message when the -O
	option is specified.
IX09256 Fix for a Pascal-specific compiler problem in a common component.