1 /* ----------------------------------------------------------------------- *
3 * Copyright 1996-2017 The NASM Authors - All Rights Reserved
4 * See the file AUTHORS included with the NASM distribution for
5 * the specific copyright holders.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above
14 * copyright notice, this list of conditions and the following
15 * disclaimer in the documentation and/or other materials provided
16 * with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND
19 * CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES,
20 * INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
21 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
22 * DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR
23 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
25 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
26 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
28 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
29 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE,
30 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
32 * ----------------------------------------------------------------------- */
35 * error.c - error message handling routines for the assembler
46 * Description of the suppressible warnings for the command line and
47 * the [warning] directive. Entry zero isn't an actual warning, but
48 * it used for -w+error/-Werror.
50 const struct warning warnings
[ERR_WARN_MAX
+1] = {
51 {"error", "treat warnings as errors", false},
52 {"macro-params", "macro calls with wrong parameter count", true},
53 {"macro-selfref", "cyclic macro references", false},
54 {"macro-defaults", "macros with more default than optional parameters", true},
55 {"orphan-labels", "labels alone on lines without trailing `:'", true},
56 {"number-overflow", "numeric constant does not fit", true},
57 {"gnu-elf-extensions", "using 8- or 16-bit relocation in ELF32, a GNU extension", false},
58 {"float-overflow", "floating point overflow", true},
59 {"float-denorm", "floating point denormal", false},
60 {"float-underflow", "floating point underflow", false},
61 {"float-toolong", "too many digits in floating-point number", true},
62 {"user", "%warning directives", true},
63 {"lock", "lock prefix on unlockable instructions", true},
64 {"hle", "invalid hle prefixes", true},
65 {"bnd", "invalid bnd prefixes", true},
66 {"zext-reloc", "relocation zero-extended to match output format", true},
67 {"ptr", "non-NASM keyword used in other assemblers", true},
68 {"bad-pragma", "empty or malformed %pragma", false},
69 {"unknown-pragma", "unknown %pragma facility or directive", false},
70 {"not-my-pragma", "%pragma not applicable to this compilation", false}
72 bool warning_on
[ERR_WARN_MAX
+1]; /* Current state */
73 bool warning_on_global
[ERR_WARN_MAX
+1]; /* Command-line state, for reset */
75 vefunc nasm_verror
; /* Global error handling function */
77 void nasm_error(int severity
, const char *fmt
, ...)
82 nasm_verror(severity
, fmt
, ap
);
86 no_return
nasm_fatal(int flags
, const char *fmt
, ...)
91 nasm_verror(flags
| ERR_FATAL
, fmt
, ap
);
92 abort(); /* We should never get here */
95 no_return
nasm_panic(int flags
, const char *fmt
, ...)
100 nasm_verror(flags
| ERR_PANIC
, fmt
, ap
);
101 abort(); /* We should never get here */
104 no_return
nasm_panic_from_macro(const char *file
, int line
)
106 nasm_panic(ERR_NOFILE
, "Internal error at %s:%d\n", file
, line
);
109 no_return
nasm_assert_failed(const char *file
, int line
, const char *msg
)
111 nasm_fatal(0, "assertion %s failed at %s:%d", msg
, file
, line
);