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sdcc-gas/src/SDCCerr.c

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/*
* SDCCerr - Standard error handler
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Library General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
#include <stdio.h>
#include <stdlib.h>
#include "SDCCglobl.h"
#ifdef HAVE_BACKTRACE_SYMBOLS_FD
#include <unistd.h>
#include <execinfo.h>
#endif
#include "SDCCerr.h"
#define NELEM(x) (sizeof (x) / sizeof *(x))
#define USE_STDOUT_FOR_ERRORS 0
#if USE_STDOUT_FOR_ERRORS
#define DEFAULT_ERROR_OUT stdout
#else
#define DEFAULT_ERROR_OUT stderr
#endif
struct SDCCERRG _SDCCERRG;
extern char *filename;
extern int lineno;
extern int fatalError;
/* Currently the errIndex field must match the position of the
* entry in the array. It is only included in order to make
* human error lookup easier.
*/
struct
{
int errIndex;
ERROR_LOG_LEVEL errType;
const char *errText;
char disabled;
} ErrTab [] =
{
{ E_DUPLICATE, ERROR_LEVEL_ERROR,
"Duplicate symbol '%s', symbol IGNORED", 0 },
{ E_SYNTAX_ERROR, ERROR_LEVEL_ERROR,
"Syntax error, declaration ignored at '%s'", 0 },
{ E_CONST_EXPECTED, ERROR_LEVEL_ERROR,
"Initializer element is not a constant expression", 0 },
{ E_OUT_OF_MEM, ERROR_LEVEL_ERROR,
"'malloc' failed file '%s' for size %ld", 0 },
{ E_FILE_OPEN_ERR, ERROR_LEVEL_ERROR,
"'fopen' failed on file '%s'", 0 },
{ E_INVALID_OCLASS, ERROR_LEVEL_ERROR,
"Internal Error Oclass invalid '%s'", 0 },
{ E_CANNOT_ALLOC, ERROR_LEVEL_ERROR,
"Cannot allocate variable '%s'.", 0 },
{ E_OLD_STYLE, ERROR_LEVEL_ERROR,
"Old style C declaration. IGNORED '%s'", 0 },
{ E_STACK_OUT, ERROR_LEVEL_ERROR,
"Out of stack Space. '%s' not allocated", 0 },
{ E_INTERNAL_ERROR, ERROR_LEVEL_ERROR,
"FATAL Compiler Internal Error in file '%s' line number '%d' : %s \n"
"Contact Author with source code", 0 },
{ E_LVALUE_REQUIRED, ERROR_LEVEL_ERROR,
"'lvalue' required for '%s' operation.", 0 },
{ E_TMPFILE_FAILED, ERROR_LEVEL_ERROR,
"Creation of temp file failed", 0 },
{ E_FUNCTION_EXPECTED, ERROR_LEVEL_ERROR,
"called object is not a function", 0 },
{ E_USING_ERROR, ERROR_LEVEL_ERROR,
"'using', 'interrupt' or 'reentrant' must follow a function definition.'%s'", 0 },
{ E_SFR_INIT, ERROR_LEVEL_ERROR,
"Absolute address & initial value both cannot be specified for\n"
" a 'sfr','sbit' storage class, initial value ignored '%s'", 0 },
{ W_INIT_IGNORED, ERROR_LEVEL_WARNING,
"Variable in the storage class cannot be initialized.'%s'", 0 },
{ E_AUTO_ASSUMED, ERROR_LEVEL_ERROR,
"variable '%s' must be static to have storage class in reentrant function", 0 },
{ E_AUTO_ABSA, ERROR_LEVEL_ERROR,
"absolute address not allowed for automatic var '%s' in reentrant function ", 0 },
{ W_INIT_WRONG, ERROR_LEVEL_WARNING,
"Initializer different levels of indirections", 0 },
{ E_FUNC_REDEF, ERROR_LEVEL_ERROR,
"Function name '%s' redefined ", 0 },
{ E_ID_UNDEF, ERROR_LEVEL_ERROR,
"Undefined identifier '%s'", 0 },
{ W_STACK_OVERFLOW, ERROR_LEVEL_WARNING,
"stack exceeds 256 bytes for function '%s'", 0 },
{ E_NEED_ARRAY_PTR, ERROR_LEVEL_ERROR,
"Array or pointer required for '%s' operation ", 0 },
{ E_IDX_NOT_INT, ERROR_LEVEL_ERROR,
"Array index not an integer", 0 },
{ W_IDX_OUT_OF_BOUNDS, ERROR_LEVEL_WARNING,
"index %i is outside of the array bounds (array size is %i)", 0 },
{ E_STRUCT_UNION, ERROR_LEVEL_ERROR,
"Structure/Union expected left of '.%s'", 0 },
{ E_NOT_MEMBER, ERROR_LEVEL_ERROR,
"'%s' not a structure/union member", 0 },
{ E_PTR_REQD, ERROR_LEVEL_ERROR,
"Pointer required", 0 },
{ E_UNARY_OP, ERROR_LEVEL_ERROR,
"'unary %c': illegal operand", 0 },
{ E_CONV_ERR, ERROR_LEVEL_ERROR,
"conversion error: integral promotion failed", 0 },
{ E_BITFLD_TYPE, ERROR_LEVEL_ERROR,
"invalid type for bit-field", 0 },
{ E_BITFLD_SIZE, ERROR_LEVEL_ERROR,
"bit-field size too wide for type (max %d bits)", 0 },
{ W_TRUNCATION, ERROR_LEVEL_WARNING,
"high order truncation might occur", 0 },
{ E_CODE_WRITE, ERROR_LEVEL_ERROR,
"Attempt to assign value to a constant variable (%s)", 0 },
{ E_LVALUE_CONST, ERROR_LEVEL_ERROR,
"Lvalue specifies constant object", 0 },
{ E_ILLEGAL_ADDR, ERROR_LEVEL_ERROR,
"'&' illegal operand, %s", 0 },
{ E_CAST_ILLEGAL, ERROR_LEVEL_ERROR,
"illegal cast (cast cannot be aggregate)", 0 },
{ E_MULT_INTEGRAL, ERROR_LEVEL_ERROR,
"'*' bad operand", 0 },
{ E_ARG_ERROR, ERROR_LEVEL_ERROR,
"Argument count error, argument ignored", 0 },
{ E_ARG_COUNT, ERROR_LEVEL_ERROR,
"Function was expecting more arguments", 0 },
{ E_FUNC_EXPECTED, ERROR_LEVEL_ERROR,
"Function name expected '%s'. ANSI style declaration REQUIRED", 0 },
{ E_PLUS_INVALID, ERROR_LEVEL_ERROR,
"invalid operand '%s'", 0 },
{ E_PTR_PLUS_PTR, ERROR_LEVEL_ERROR,
"pointer + pointer invalid", 0 },
{ E_SHIFT_OP_INVALID, ERROR_LEVEL_ERROR,
"invalid operand for shift operator", 0 },
{ E_COMPARE_OP, ERROR_LEVEL_ERROR,
"operands are not comparable", 0 },
{ E_BITWISE_OP, ERROR_LEVEL_ERROR,
"operand invalid for bitwise operation", 0 },
{ E_ANDOR_OP, ERROR_LEVEL_ERROR,
"Invalid operand for '&&' or '||'", 0 },
{ E_TYPE_MISMATCH, ERROR_LEVEL_ERROR,
"indirections to different types %s %s ", 0 },
{ E_ARRAY_ASSIGN, ERROR_LEVEL_ERROR,
"cannot assign values to arrays", 0 },
{ E_ARRAY_DIRECT, ERROR_LEVEL_ERROR,
"bit Arrays can be accessed by literal index only", 0 },
{ E_BIT_ARRAY, ERROR_LEVEL_ERROR,
"Array or Pointer to bit|sbit|sfr not allowed.'%s'", 0 },
{ E_DUPLICATE_TYPEDEF, ERROR_LEVEL_ERROR,
"typedef/enum '%s' duplicate. Previous definition Ignored", 0 },
{ E_ARG_TYPE, ERROR_LEVEL_ERROR,
"Actual Argument type different from declaration %d", 0 },
{ E_RET_VALUE, ERROR_LEVEL_ERROR,
"Function return value mismatch", 0 },
{ E_FUNC_AGGR, ERROR_LEVEL_ERROR,
"Function cannot return aggregate. Func body ignored", 0 },
{ E_FUNC_DEF, ERROR_LEVEL_ERROR,
"ANSI Style declaration needed", 0 },
{ E_DUPLICATE_LABEL, ERROR_LEVEL_ERROR,
"Duplicate label '%s'", 0 },
{ E_LABEL_UNDEF, ERROR_LEVEL_ERROR,
"Label undefined '%s'", 0 },
{ E_FUNC_VOID, ERROR_LEVEL_ERROR,
"void function returning value", 0 },
{ W_VOID_FUNC, ERROR_LEVEL_WARNING,
"function '%s' must return value", 0 },
{ W_RETURN_MISMATCH, ERROR_LEVEL_WARNING,
"function return value mismatch", 0 },
{ E_CASE_CONTEXT, ERROR_LEVEL_ERROR,
"'case/default' found without 'switch'. Statement ignored", 0 },
{ E_CASE_CONSTANT, ERROR_LEVEL_ERROR,
"'case' expression not constant. Statement ignored", 0 },
{ E_BREAK_CONTEXT, ERROR_LEVEL_ERROR,
"'break/continue' statement out of context", 0 },
{ E_SWITCH_AGGR, ERROR_LEVEL_ERROR,
"nonintegral used in switch expression", 0 },
{ E_FUNC_BODY, ERROR_LEVEL_ERROR,
"function '%s' already has body", 0 },
{ E_UNKNOWN_SIZE, ERROR_LEVEL_ERROR,
"attempt to allocate variable of unknown size '%s'", 0 },
{ E_AUTO_AGGR_INIT, ERROR_LEVEL_ERROR,
"aggregate 'auto' variable '%s' cannot be initialized", 0 },
{ E_INIT_COUNT, ERROR_LEVEL_ERROR,
"too many initializers", 0 },
{ E_INIT_STRUCT, ERROR_LEVEL_ERROR,
"struct/union/array '%s': initialization needs curly braces", 0 },
{ E_INIT_NON_ADDR, ERROR_LEVEL_ERROR,
"non-address initialization expression", 0 },
{ E_INT_DEFINED, ERROR_LEVEL_ERROR,
"interrupt no '%d' already has a service routine '%s'", 0 },
{ E_INT_ARGS, ERROR_LEVEL_ERROR,
"interrupt routine cannot have arguments, arguments ignored", 0 },
{ E_INCLUDE_MISSING, ERROR_LEVEL_ERROR,
"critical compiler #include file missing. ", 0 },
{ E_NO_MAIN, ERROR_LEVEL_ERROR,
"function 'main' undefined", 0 },
{ E_UNUSED_75, ERROR_LEVEL_ERROR,
"this errorcode is no longer used", 0 },
{ E_PRE_PROC_FAILED, ERROR_LEVEL_ERROR,
"Pre-Processor %s", 0 },
{ E_DUP_FAILED, ERROR_LEVEL_ERROR,
"_dup call failed", 0 },
{ E_INCOMPAT_TYPES, ERROR_LEVEL_ERROR,
"incompatible types", 0 },
{ W_LOOP_ELIMINATE, ERROR_LEVEL_WARNING,
"'while' loop with 'zero' constant. Loop eliminated", 0 },
{ W_NO_SIDE_EFFECTS, ERROR_LEVEL_WARNING,
"%s expression has NO side effects. Expr eliminated", 0 },
{ W_CONST_TOO_LARGE, ERROR_LEVEL_PEDANTIC,
"constant value '%ld', out of range.", 0 },
{ W_BAD_COMPARE, ERROR_LEVEL_WARNING,
"comparison will either, ALWAYs succeed or ALWAYs fail", 0 },
{ E_TERMINATING, ERROR_LEVEL_ERROR,
"Compiler Terminating , contact author with source", 0 },
{ W_LOCAL_NOINIT, ERROR_LEVEL_WARNING,
"'auto' variable '%s' may be used before initialization", 0 },
{ W_NO_REFERENCE, ERROR_LEVEL_WARNING,
"in function %s unreferenced %s : '%s'", 0 },
{ E_OP_UNKNOWN_SIZE, ERROR_LEVEL_ERROR,
"unknown size for operand", 0 },
{ W_LONG_UNSUPPORTED, ERROR_LEVEL_WARNING,
"'%s' 'long' not supported , declared as 'int'.", 0 },
{ W_LITERAL_GENERIC, ERROR_LEVEL_WARNING,
"cast of LITERAL value to 'generic' pointer", 0 },
{ E_SFR_ADDR_RANGE, ERROR_LEVEL_ERROR,
"%s '%s' address out of range", 0 },
{ E_BITVAR_STORAGE, ERROR_LEVEL_ERROR,
"storage class CANNOT be specified for bit variable '%s'", 0 },
{ E_EXTERN_MISMATCH, ERROR_LEVEL_ERROR,
"extern definition for '%s' mismatches with declaration.", 0 },
{ E_NONRENT_ARGS, ERROR_LEVEL_ERROR,
"Functions called via pointers must be 'reentrant' to take this many (bytes for) arguments", 0 },
{ W_DOUBLE_UNSUPPORTED, ERROR_LEVEL_WARNING,
"type 'double' not supported assuming 'float'", 0 },
{ W_COMP_RANGE, ERROR_LEVEL_PEDANTIC,
"comparison is always %s due to limited range of data type", 0 },
{ W_FUNC_NO_RETURN, ERROR_LEVEL_WARNING,
"no 'return' statement found for function '%s'", 0 },
{ W_PRE_PROC_WARNING, ERROR_LEVEL_WARNING,
"Pre-Processor %s", 0 },
{ E_STRUCT_AS_ARG, ERROR_LEVEL_ERROR,
"SDCC cannot pass structure '%s' as function argument", 0 },
{ E_PREV_DECL_CONFLICT, ERROR_LEVEL_ERROR,
"conflict with previous declaration of '%s' for attribute '%s' at %s:%d", 0 },
{ E_CODE_NO_INIT, ERROR_LEVEL_WARNING,
"variable '%s' declared in code space must have initialiser", 0 },
{ E_OPS_INTEGRAL, ERROR_LEVEL_ERROR,
"operands not integral for assignment operation", 0 },
{ E_TOO_MANY_PARMS, ERROR_LEVEL_ERROR,
"too many parameters ", 0 },
{ E_TOO_FEW_PARMS, ERROR_LEVEL_ERROR,
"too few parameters", 0 },
{ E_FUNC_NO_CODE, ERROR_LEVEL_ERROR,
"code not generated for '%s' due to previous errors", 0 },
{ E_TYPE_MISMATCH_PARM, ERROR_LEVEL_ERROR,
"type mismatch for parameter number %d", 0 },
{ E_INVALID_FLOAT_CONST, ERROR_LEVEL_ERROR,
"invalid float constant '%s'", 0 },
{ E_INVALID_OP, ERROR_LEVEL_ERROR,
"invalid operand for '%s' operation", 0 },
{ E_SWITCH_NON_INTEGER, ERROR_LEVEL_ERROR,
"switch value not an integer", 0 },
{ E_CASE_NON_INTEGER, ERROR_LEVEL_ERROR,
"case label not an integer", 0 },
{ W_FUNC_TOO_LARGE, ERROR_LEVEL_WARNING,
"function '%s' too large for global optimization", 0 },
{ W_CONTROL_FLOW, ERROR_LEVEL_PEDANTIC,
"conditional flow changed by optimizer: so said EVELYN the modified DOG", 0 },
{ W_PTR_TYPE_INVALID, ERROR_LEVEL_WARNING,
"invalid type specifier for pointer type; specifier ignored", 0 },
{ W_IMPLICIT_FUNC, ERROR_LEVEL_WARNING,
"function '%s' implicit declaration", 0 },
{ W_CONTINUE, ERROR_LEVEL_WARNING,
"%s", 0 },
{ I_EXTENDED_STACK_SPILS, ERROR_LEVEL_INFO,
"extended stack by %d bytes for compiler temp(s) :in function '%s': %s ", 0 },
{ W_UNKNOWN_PRAGMA, ERROR_LEVEL_WARNING,
"unknown or unsupported #pragma directive '%s'", 0 },
{ W_SHIFT_CHANGED, ERROR_LEVEL_PEDANTIC,
"%s shifting more than size of object changed to zero", 0 },
{ W_UNKNOWN_OPTION, ERROR_LEVEL_WARNING,
"unknown compiler option '%s' ignored", 0 },
{ W_UNSUPP_OPTION, ERROR_LEVEL_WARNING,
"option '%s' no longer supported '%s' ", 0 },
{ E_UNKNOWN_FEXT, ERROR_LEVEL_ERROR,
"don't know what to do with file '%s'. file extension unsupported", 0 },
{ W_TOO_MANY_SRC, ERROR_LEVEL_WARNING,
"cannot compile more than one source file. file '%s' ignored", 0 },
{ I_CYCLOMATIC, ERROR_LEVEL_INFO,
"function '%s', # edges %d , # nodes %d , cyclomatic complexity %d", 0 },
{ E_DIVIDE_BY_ZERO, ERROR_LEVEL_WARNING,
"dividing by 0", 0 },
{ E_FUNC_BIT, ERROR_LEVEL_ERROR,
"function cannot return 'bit'", 0 },
{ E_CAST_ZERO, ERROR_LEVEL_ERROR,
"casting from to type 'void' is illegal", 0 },
{ W_CONST_RANGE, ERROR_LEVEL_WARNING,
"constant is out of range %s", 0 },
{ W_CODE_UNREACH, ERROR_LEVEL_PEDANTIC,
"unreachable code", 0 },
{ W_NONPTR2_GENPTR, ERROR_LEVEL_WARNING,
"non-pointer type cast to generic pointer", 0 },
{ W_POSSBUG, ERROR_LEVEL_WARNING,
"possible code generation error at line %d,\n"
" send source to sandeep.dutta@usa.net", 0 },
{ E_INCOMPAT_PTYPES, ERROR_LEVEL_ERROR,
"pointer types incompatible ", 0 },
{ W_UNKNOWN_MODEL, ERROR_LEVEL_WARNING,
"unknown memory model at %s : %d", 0 },
{ E_UNKNOWN_TARGET, ERROR_LEVEL_ERROR,
"cannot generate code for target '%s'", 0 },
{ W_INDIR_BANKED, ERROR_LEVEL_WARNING,
"Indirect call to a banked function not implemented.", 0 },
{ W_UNSUPPORTED_MODEL, ERROR_LEVEL_WARNING,
"Model '%s' not supported for %s, ignored.", 0 },
{ W_BANKED_WITH_NONBANKED, ERROR_LEVEL_WARNING,
"Both banked and nonbanked attributes used. nonbanked wins.", 0 },
{ W_BANKED_WITH_STATIC, ERROR_LEVEL_WARNING, // no longer used
"Both banked and static used. static wins.", 0 },
{ W_INT_TO_GEN_PTR_CAST, ERROR_LEVEL_WARNING,
"converting integer type to generic pointer: assuming XDATA", 0 },
{ W_ESC_SEQ_OOR_FOR_CHAR, ERROR_LEVEL_WARNING,
"escape sequence out of range for char.", 0 },
{ E_INVALID_HEX, ERROR_LEVEL_ERROR,
"\\x used with no following hex digits.", 0 },
{ W_FUNCPTR_IN_USING_ISR, ERROR_LEVEL_WARNING,
"call via function pointer in ISR using non-zero register bank.\n"
" Cannot determine which register bank to save.", 0 },
{ E_NO_SUCH_BANK, ERROR_LEVEL_ERROR,
"called function uses unknown register bank %d.", 0 },
{ E_TWO_OR_MORE_DATA_TYPES, ERROR_LEVEL_ERROR,
"two or more data types in declaration for '%s'", 0 },
{ E_LONG_OR_SHORT_INVALID, ERROR_LEVEL_ERROR,
"long or short specified for %s '%s'", 0 },
{ E_SIGNED_OR_UNSIGNED_INVALID, ERROR_LEVEL_ERROR,
"signed or unsigned specified for %s '%s'", 0 },
{ E_LONG_AND_SHORT_INVALID, ERROR_LEVEL_ERROR,
"both long and short specified for %s '%s'", 0 },
{ E_SIGNED_AND_UNSIGNED_INVALID, ERROR_LEVEL_ERROR,
"both signed and unsigned specified for %s '%s'", 0 },
{ E_TWO_OR_MORE_STORAGE_CLASSES, ERROR_LEVEL_ERROR,
"two or more storage classes in declaration for '%s'", 0 },
{ W_EXCESS_INITIALIZERS, ERROR_LEVEL_WARNING,
"excess elements in %s initializer after '%s'", 0 },
{ E_ARGUMENT_MISSING, ERROR_LEVEL_ERROR,
"Option %s requires an argument.", 0 },
{ W_STRAY_BACKSLASH, ERROR_LEVEL_WARNING,
"stray '\\' at column %d", 0 },
{ W_NEWLINE_IN_STRING, ERROR_LEVEL_WARNING,
"newline in string constant", 0 },
{ W_USING_GENERIC_POINTER, ERROR_LEVEL_WARNING,
"using generic pointer %s to initialize %s", 0 },
{ W_EXCESS_SHORT_OPTIONS, ERROR_LEVEL_WARNING,
"Only one short option can be specified at a time. Rest of %s ignored.", 0 },
{ E_VOID_VALUE_USED, ERROR_LEVEL_ERROR,
"void value not ignored as it ought to be", 0 },
{ W_INTEGRAL2PTR_NOCAST, ERROR_LEVEL_WARNING,
"converting integral to pointer without a cast", 0 },
{ W_PTR2INTEGRAL_NOCAST, ERROR_LEVEL_WARNING,
"converting pointer to integral without a cast", 0 },
{ W_SYMBOL_NAME_TOO_LONG, ERROR_LEVEL_WARNING,
"symbol name too long, truncated to %d chars", 0 },
{ W_CAST_STRUCT_PTR, ERROR_LEVEL_WARNING,
"cast of struct %s * to struct %s * ", 0 },
{ W_LIT_OVERFLOW, ERROR_LEVEL_PEDANTIC,
"overflow in implicit constant conversion", 0 },
{ E_PARAM_NAME_OMITTED, ERROR_LEVEL_ERROR,
"in function %s: name omitted for parameter %d", 0 },
{ W_NO_FILE_ARG_IN_C1, ERROR_LEVEL_WARNING,
"only standard input is compiled in c1 mode. file '%s' ignored", 0 },
{ E_NEED_OPT_O_IN_C1, ERROR_LEVEL_ERROR,
"must specify assembler file name with -o in c1 mode", 0 },
{ W_ILLEGAL_OPT_COMBINATION, ERROR_LEVEL_WARNING,
"illegal combination of options (--c1mode, -E, -S -c)", 0 },
{ E_DUPLICATE_MEMBER, ERROR_LEVEL_ERROR,
"duplicate %s member '%s'", 0 },
{ E_STACK_VIOLATION, ERROR_LEVEL_ERROR,
"'%s' internal stack %s", 0 },
{ W_INT_OVL, ERROR_LEVEL_PEDANTIC,
"integer overflow in expression", 0 },
{ W_USELESS_DECL, ERROR_LEVEL_WARNING,
"useless declaration (possible use of keyword as variable name)", 0 },
{ E_INT_BAD_INTNO, ERROR_LEVEL_ERROR,
"interrupt number '%u' is not valid", 0 },
{ W_BITFLD_NAMED, ERROR_LEVEL_WARNING,
"ignoring declarator of 0 length bitfield", 0 },
{ E_FUNC_ATTR, ERROR_LEVEL_ERROR,
"function attribute following non-function declaration"},
{ W_SAVE_RESTORE, ERROR_LEVEL_PEDANTIC,
"unmatched #pragma save and #pragma restore", 0 },
{ E_INVALID_CRITICAL, ERROR_LEVEL_ERROR,
"not allowed in a critical section or critical function", 0 },
{ E_NOT_ALLOWED, ERROR_LEVEL_ERROR,
"%s not allowed here", 0 },
{ E_BAD_TAG, ERROR_LEVEL_ERROR,
"'%s' is not a %s tag", 0 },
{ E_ENUM_NON_INTEGER, ERROR_LEVEL_ERROR,
"enumeration constant not an integer", 0 },
{ W_DEPRECATED_PRAGMA, ERROR_LEVEL_WARNING,
"pragma %s is deprecated, please see documentation for details", 0 },
{ E_SIZEOF_INCOMPLETE_TYPE, ERROR_LEVEL_ERROR,
"sizeof applied to an incomplete type", 0 },
{ E_PREVIOUS_DEF, ERROR_LEVEL_ERROR,
"previously defined here", 0 },
{ W_SIZEOF_VOID, ERROR_LEVEL_WARNING,
"size of void is zero", 0 },
{ W_POSSBUG2, ERROR_LEVEL_WARNING,
"possible code generation error at %s line %d,\n"
" please report problem and send source code at sdcc-user list on sourceforge.net"},
{ W_COMPLEMENT, ERROR_LEVEL_WARNING,
"using ~ on bit/bool/unsigned char variables can give unexpected results due to promotion to int", 0 },
{ E_SHADOWREGS_NO_ISR, ERROR_LEVEL_ERROR,
"ISR function attribute 'shadowregs' following non-ISR function '%s'", 0 },
{ W_SFR_ABSRANGE, ERROR_LEVEL_WARNING,
"absolute address for sfr '%s' probably out of range.", 0 },
{ E_BANKED_WITH_CALLEESAVES, ERROR_LEVEL_ERROR,
"Both banked and callee-saves cannot be used together.", 0 },
{ W_INVALID_INT_CONST, ERROR_LEVEL_WARNING,
"integer constant '%s' out of range, truncated to %.0lf.", 0 },
{ W_CMP_SU_CHAR, ERROR_LEVEL_PEDANTIC,
"comparison of 'signed char' with 'unsigned char' requires promotion to int", 0 },
{ W_INVALID_FLEXARRAY, ERROR_LEVEL_WARNING,
"invalid use of structure with flexible array member", 0 },
{ W_C89_NO_FLEXARRAY, ERROR_LEVEL_PEDANTIC,
"ISO C90 does not support flexible array members", 0 },
{ E_FLEXARRAY_NOTATEND, ERROR_LEVEL_ERROR,
"flexible array member '%s' not at end of struct", 0 },
{ E_FLEXARRAY_INEMPTYSTRCT, ERROR_LEVEL_ERROR,
"flexible array '%s' in otherwise empty struct", 0 },
{ W_EMPTY_SOURCE_FILE, ERROR_LEVEL_PEDANTIC,
"ISO C forbids an empty source file", 0 },
{ W_BAD_PRAGMA_ARGUMENTS, ERROR_LEVEL_WARNING,
"#pragma %s: bad argument(s); pragma ignored", 0 },
{ E_BAD_RESTRICT, ERROR_LEVEL_ERROR,
"Only object pointers may be qualified with 'restrict'", 0 },
{ E_BAD_INLINE, ERROR_LEVEL_ERROR,
"Only functions may be qualified with 'inline'", 0 },
{ E_BAD_INT_ARGUMENT, ERROR_LEVEL_ERROR,
"Bad integer argument for option %s", 0 },
{ E_NEGATIVE_ARRAY_SIZE, ERROR_LEVEL_ERROR,
"Size of array '%s' is negative", 0 },
{ W_TARGET_LOST_QUALIFIER, ERROR_LEVEL_WARNING,
"pointer target lost %s qualifier", 0 },
{ W_DEPRECATED_KEYWORD, ERROR_LEVEL_WARNING,
"keyword '%s' is deprecated, use '%s' instead", 0 },
{ E_STORAGE_CLASS_FOR_PARAMETER, ERROR_LEVEL_ERROR,
"storage class other than register specified for parameter '%s'", 0 },
{ E_OFFSETOF_TYPE, ERROR_LEVEL_ERROR,
"offsetof can only be applied to structs/unions", 0 },
{ E_INCOMPLETE_FIELD, ERROR_LEVEL_ERROR,
"field '%s' has incomplete type", 0 },
{ W_DEPRECATED_OPTION, ERROR_LEVEL_WARNING,
"deprecated compiler option '%s'", 0 },
{ E_BAD_DESIGNATOR, ERROR_LEVEL_ERROR,
"Invalid designator for designated initializer", 0 },
{ W_DUPLICATE_INIT, ERROR_LEVEL_WARNING,
"Duplicate initializer at position %d; ignoring previous.", 0 },
{ E_INVALID_UNIVERSAL, ERROR_LEVEL_ERROR,
"invalid universal character name \\%s.", 0 },
{ W_UNIVERSAL_C95, ERROR_LEVEL_WARNING,
"universal character names are only valid in C95 or later", 0 },
{ E_SHORTLONG, ERROR_LEVEL_ERROR,
"invalid combination of short / long", 0 },
{ E_INTEGERSUFFIX, ERROR_LEVEL_ERROR,
"Invalid integer suffix '%s' in integer constant", 0},
{ E_AUTO_ADDRSPACE, ERROR_LEVEL_ERROR,
"named address space not allowed for automatic var '%s'", 0},
{ W_NORETURNRETURN, ERROR_LEVEL_WARNING,
"return in _Noreturn function", 0},
{ E_STRUCT_REDEF, ERROR_LEVEL_ERROR,
"struct/union '%s' redefined", 0 },
{ W_STRING_CANNOT_BE_TERMINATED, ERROR_LEVEL_PEDANTIC,
"string '%s'cannot be terminated within array", 0 },
{ W_LONGLONG_LITERAL, ERROR_LEVEL_WARNING,
"support for large long long literals is incomplete", 1 },
{ S_SYNTAX_ERROR, ERROR_LEVEL_SYNTAX_ERROR,
"token -> '%s' ; column %d", 0 },
{ E_MIXING_CONFIG, ERROR_LEVEL_ERROR,
"mixing __CONFIG and CONFIG directives", 0 },
{ W_STATIC_ASSERTION, ERROR_LEVEL_WARNING,
"static assertion failed: %s", 0 },
{ E_ALIGNAS, ERROR_LEVEL_ERROR,
"invalid alignment specified: %d", 0 },
{ W_INTERNAL_ERROR, ERROR_LEVEL_WARNING,
"Non-fatal Compiler Internal Problem in file '%s' line number '%d' : %s \n"
"Contact Author with source code", 0 },
{ W_UNRECOGNIZED_ASM, ERROR_LEVEL_INFO,
"%s() failed to parse line node, assuming %d bytes\n'%s'\n", 0 },
{ W_FLEXARRAY_INSTRUCT, ERROR_LEVEL_WARNING,
"type of variable '%s' is struct with flexible array field", 0},
{ E_TYPE_IS_FUNCTION, ERROR_LEVEL_ERROR,
"'%s' has function type", 0},
{ W_INLINE_NAKED, ERROR_LEVEL_WARNING,
"inline function '%s' is __naked", 0},
{ E_Z88DK_FASTCALL_PARAMETERS, ERROR_LEVEL_ERROR,
"invalid number of parameters for __z88dk_fastcall", 0 },
{ E_Z88DK_FASTCALL_PARAMETER, ERROR_LEVEL_ERROR,
"ivalid parameter type in __z88dk_fastcall", 0 },
{ W_REPEAT_QUALIFIER, ERROR_LEVEL_WARNING,
"duplicate specifier '%s'", 0 },
{ W_NO_TYPE_SPECIFIER, ERROR_LEVEL_WARNING,
"no type specifier for '%s'", 0 },
{ E_NO_TYPE_SPECIFIER, ERROR_LEVEL_ERROR,
"no type specifier for '%s'", 0 },
{ E_MULTIPLE_DEFAULT_IN_GENERIC, ERROR_LEVEL_ERROR,
"multiple default expressions in generic association", 0 },
{ E_MULTIPLE_MATCHES_IN_GENERIC, ERROR_LEVEL_ERROR,
"multiple matching expressions in generic association", 0 },
{ E_NO_MATCH_IN_GENERIC, ERROR_LEVEL_ERROR,
"no matching expression in generic association", 0 },
{ W_LABEL_WITHOUT_STATEMENT, ERROR_LEVEL_WARNING,
"label without statement", 0},
{ E_WCHAR_CONST_C95, ERROR_LEVEL_ERROR,
"character constant of type wchar_t requires C95 or later", 0},
{ E_WCHAR_CONST_C11, ERROR_LEVEL_ERROR,
"character constant of type char16_t or char32_t requires C11 or later", 0},
{ E_WCHAR_STRING_C95, ERROR_LEVEL_ERROR,
"wide character string of type L requires C95 or later", 0},
{ E_WCHAR_STRING_C11, ERROR_LEVEL_ERROR,
"wide character string of type u8, u, U requires C11 or later", 0},
{ W_UNKNOWN_REG, ERROR_LEVEL_WARNING,
"unknown register specification %s", 0},
{ E_HEXFLOAT_C99, ERROR_LEVEL_ERROR,
"hexadecimal floating constant requires ISO C99 or later", 0},
{ E_ANONYMOUS_STRUCT_TAG, ERROR_LEVEL_ERROR,
"tagged anonymous struct/union '%s'", 0},
{ W_INLINE_FUNCATTR, ERROR_LEVEL_WARNING,
"inline function '%s' might lose function attributes", 0},
{ E_FOR_INITAL_DECLARATION_C99, ERROR_LEVEL_ERROR,
"initial declaration in for loop requires ISO C99 or later", 0},
{ E_QUALIFIED_ARRAY_PARAM_C99, ERROR_LEVEL_ERROR,
"qualifiers in array parameters require ISO C99 or later", 0},
{ E_QUALIFIED_ARRAY_NOPARAM, ERROR_LEVEL_ERROR,
"qualifier or static in array declarator that is not a parameter", 0},
{ E_STATIC_ARRAY_PARAM_C99, ERROR_LEVEL_ERROR,
"static in array parameters requires ISO C99 or later", 0},
{ E_INT_MULTIPLE, ERROR_LEVEL_ERROR,
"multiple interrupt numbers for '%s'", 0},
{ W_INCOMPAT_PTYPES, ERROR_LEVEL_WARNING,
"pointer types incompatible ", 0 },
{ E_STATIC_ASSERTION_C2X, ERROR_LEVEL_ERROR,
"static assertion with one argument requires C2X or later", 0 },
{ W_STATIC_ASSERTION_2, ERROR_LEVEL_WARNING,
"static assertion failed", 0 },
{ E_DECL_AFTER_STATEMENT_C99, ERROR_LEVEL_ERROR,
"declaration after statement requires ISO C99 or later", 0 },
{ E_SHORTCALL_INVALID_VALUE, ERROR_LEVEL_ERROR,
"invalid value for __z88dk_shortcall %s parameter: %x", 0},
{ E_DUPLICATE_PARAMTER_NAME, ERROR_LEVEL_ERROR,
"duplicate parameter name %s for function %s", 0},
{W_IGNORED_OPT_IN_ASM, ERROR_LEVEL_WARNING,
"no optsdcc in assembly file configuration is ignored when using GNU as format output"}
};
/* -------------------------------------------------------------------------------
* SetErrorOut - Set the error output file
* -------------------------------------------------------------------------------
*/
FILE *
SetErrorOut (FILE *NewErrorOut)
{
_SDCCERRG.out = NewErrorOut;
return NewErrorOut;
}
/* -------------------------------------------------------------------------------
* setErrorLogLevel - Set the error log level:
* which level has to be treated as an error
* -------------------------------------------------------------------------------
*/
void setErrorLogLevel (ERROR_LOG_LEVEL level)
{
_SDCCERRG.logLevel = level;
}
/* -------------------------------------------------------------------------------
* vwerror - Output a standard error message with variable number of arguments
* -------------------------------------------------------------------------------
*/
int
vwerror (int errNum, va_list marker)
{
if (_SDCCERRG.out == NULL)
{
_SDCCERRG.out = DEFAULT_ERROR_OUT;
}
if (errNum > NELEM (ErrTab))
{
fprintf (_SDCCERRG.out,
"Internal error: bad error number %d.", errNum);
return 0;
}
if (NELEM (ErrTab) != NUMBER_OF_ERROR_MESSAGES || ErrTab[errNum].errIndex != errNum)
{
fprintf (_SDCCERRG.out,
"Internal error: error table entry for %d inconsistent.", errNum);
return 0;
}
if ((ErrTab[errNum].errType >= _SDCCERRG.logLevel) && (!ErrTab[errNum].disabled))
{
if (ErrTab[errNum].errType >= ERROR_LEVEL_ERROR || _SDCCERRG.werror)
fatalError++;
if (filename && lineno)
{
if (_SDCCERRG.style)
fprintf (_SDCCERRG.out, "%s(%d) : ", filename, lineno);
else
fprintf (_SDCCERRG.out, "%s:%d: ", filename, lineno);
}
else if (lineno)
{
fprintf (_SDCCERRG.out, "at %d: ", lineno);
}
else
{
fprintf (_SDCCERRG.out, "-:0: ");
}
switch (ErrTab[errNum].errType)
{
case ERROR_LEVEL_SYNTAX_ERROR:
fprintf (_SDCCERRG.out, "syntax error: ");
break;
case ERROR_LEVEL_ERROR:
fprintf (_SDCCERRG.out, "error %d: ", errNum);
break;
case ERROR_LEVEL_WARNING:
case ERROR_LEVEL_PEDANTIC:
if (_SDCCERRG.werror)
fprintf (_SDCCERRG.out, "error %d: ", errNum);
else
fprintf (_SDCCERRG.out, "warning %d: ", errNum);
break;
case ERROR_LEVEL_INFO:
fprintf (_SDCCERRG.out, "info %d: ", errNum);
break;
default:
break;
}
vfprintf (_SDCCERRG.out, ErrTab[errNum].errText, marker);
fprintf (_SDCCERRG.out, "\n");
return 1;
}
else
{
/* Below the logging level, drop. */
return 0;
}
}
/* -------------------------------------------------------------------------------
* werror - Output a standard error message with variable number of arguments
* -------------------------------------------------------------------------------
*/
int
werror (int errNum, ...)
{
int ret;
va_list marker;
va_start (marker, errNum);
ret = vwerror (errNum, marker);
va_end (marker);
return ret;
}
/* -------------------------------------------------------------------------------
werror_bt - like werror(), but als provide a backtrace
* -------------------------------------------------------------------------------
*/
int
werror_bt (int errNum, ...)
{
#ifdef HAVE_BACKTRACE_SYMBOLS_FD
void *callstack[16];
int frames = backtrace (callstack, 16);
fprintf (stderr, "Backtrace:\n");
backtrace_symbols_fd (callstack, frames, STDERR_FILENO);
#endif
int ret;
va_list marker;
va_start (marker, errNum);
ret = vwerror (errNum, marker);
va_end (marker);
return ret;
}
/* -------------------------------------------------------------------------------
* werrorfl - Output a standard error message with variable number of arguments.
* Use a specified filename and line number instead of the default.
* -------------------------------------------------------------------------------
*/
int
werrorfl (char *newFilename, int newLineno, int errNum, ...)
{
char *oldFilename = filename;
int oldLineno = lineno;
va_list marker;
int ret;
filename = newFilename;
lineno = newLineno;
va_start (marker,errNum);
ret = vwerror (errNum, marker);
va_end (marker);
filename = oldFilename;
lineno = oldLineno;
return ret;
}
/* -------------------------------------------------------------------------------
* fatal - Output a standard error message with variable number of arguments and
* call exit()
* -------------------------------------------------------------------------------
*/
void
fatal (int exitCode, int errNum, ...)
{
va_list marker;
va_start (marker, errNum);
vwerror (errNum, marker);
va_end (marker);
exit (exitCode);
}
/* -------------------------------------------------------------------------------
* style - Change the output error style to MSVC
* -------------------------------------------------------------------------------
*/
void
MSVC_style (int style)
{
_SDCCERRG.style = style;
}
/* -------------------------------------------------------------------------------
* disabled - Disable output of specified warning
* -------------------------------------------------------------------------------
*/
void
setWarningDisabled (int errNum)
{
if ((errNum >= 0) && (errNum < NELEM (ErrTab)) && (ErrTab[errNum].errType <= ERROR_LEVEL_WARNING))
ErrTab[errNum].disabled = 1;
}
/* -------------------------------------------------------------------------------
* disabledState - Enable/Disable output of specified warning
* -------------------------------------------------------------------------------
*/
int
setWarningDisabledState (int errNum, int disabled)
{
if ((errNum >= 0) && (errNum < NELEM (ErrTab)) && (ErrTab[errNum].errType <= ERROR_LEVEL_WARNING))
{
int originalState = ErrTab[errNum].disabled;
ErrTab[errNum].disabled = disabled;
return originalState;
}
return 0;
}
/* -------------------------------------------------------------------------------
* Set the flag to treat warnings as errors
* -------------------------------------------------------------------------------
*/
void
setWError (int flag)
{
_SDCCERRG.werror = flag;
}
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