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/freebsd-src/contrib/ntp/sntp/libopts/
H A Dintprops.h124 /* Range overflow checks.
128 arithmetic overflow. They do not rely on undefined or
138 printf ("multiply would overflow");
158 /* Return 1 if A + B would overflow in [MIN,MAX] arithmetic.
165 /* Return 1 if A - B would overflow in [MIN,MAX] arithmetic.
172 /* Return 1 if - A would overflow in [MIN,MAX] arithmetic.
179 /* Return 1 if A * B would overflow in [MIN,MAX] arithmetic.
196 /* Return 1 if A / B would overflow in [MIN,MAX] arithmetic.
201 /* Return 1 if A % B would overflow in [MIN,MAX] arithmetic.
203 Mathematically, % should never overflow, but on x86-like hosts
[all …]
/freebsd-src/contrib/llvm-project/llvm/lib/Support/
H A DAPFixedPoint.cpp33 bool *Overflow) const { in convert()
36 if (Overflow) in convert()
37 *Overflow = false; in convert()
51 // Found overflow in the bits above the sign in convert()
54 else if (Overflow) in convert()
55 *Overflow = true; in convert()
61 // Found negative overflow for unsigned result in convert()
64 else if (Overflow) in convert()
65 *Overflow = true; in convert()
188 bool *Overflow) cons in add()
525 getFromIntValue(const APSInt & Value,const FixedPointSemantics & DstFXSema,bool * Overflow) getFromIntValue() argument
534 getFromFloatValue(const APFloat & Value,const FixedPointSemantics & DstFXSema,bool * Overflow) getFromFloatValue() argument
[all...]
/freebsd-src/contrib/one-true-awk/testdir/
H A DT.overflow1 echo T.overflow: test some overflow conditions
11 cmp -s foo1 foo2 || echo 'BAD: T.overflow record 1'
19 cmp -s foo1 foo2 || echo 'BAD: T.overflow abcdef'
31 cmp -s foo1 foo2 || echo 'BAD: T.overflow -mr -mf set $1'
44 cmp -s foo1 foo2 || echo 'BAD: T.overflow -mr -mf NF'
53 test -r core && echo 1>&2 "BAD: T.overflow too long char class dropped core"
64 cmp -s foo1 foo2 || echo 'BAD: T.overflow huge sprintfs'
78 cmp -s foo1 foo2 || echo 'BAD: T.overflow big array'
82 grep "out of range field" foo >/dev/null || echo 1>&2 "BAD: T.overflow \$400000"
86 ls /tmp/awktestfoo* | grep '1000' >/dev/null || echo 1>&2 "BAD: T.overflow openfiles"
/freebsd-src/contrib/llvm-project/llvm/include/llvm/ADT/
H A DAPFixedPoint.h180 // Convert this number to match the semantics provided. If the overflow
182 // operation results in an overflow.
184 bool *Overflow = nullptr) const;
189 // explanation of the Overflow parameter.
190 APFixedPoint add(const APFixedPoint &Other, bool *Overflow = nullptr) const;
191 APFixedPoint sub(const APFixedPoint &Other, bool *Overflow = nullptr) const;
192 APFixedPoint mul(const APFixedPoint &Other, bool *Overflow = nullptr) const;
193 APFixedPoint div(const APFixedPoint &Other, bool *Overflow = nullptr) const;
198 APFixedPoint shl(unsigned Amt, bool *Overflow = nullptr) const;
199 APFixedPoint shr(unsigned Amt, bool *Overflow
[all...]
/freebsd-src/contrib/llvm-project/compiler-rt/lib/ubsan/
H A Dubsan_checks.inc23 UBSAN_CHECK(NullptrWithOffset, "nullptr-with-offset", "pointer-overflow")
25 "pointer-overflow")
27 "pointer-overflow")
28 UBSAN_CHECK(PointerOverflow, "pointer-overflow", "pointer-overflow")
32 UBSAN_CHECK(SignedIntegerOverflow, "signed-integer-overflow",
33 "signed-integer-overflow")
34 UBSAN_CHECK(UnsignedIntegerOverflow, "unsigned-integer-overflow",
35 "unsigned-integer-overflow")
59 UBSAN_CHECK(FloatCastOverflow, "float-cast-overflow", "float-cast-overflow")
/freebsd-src/contrib/diff/lib/
H A Dc-stack.c1 /* Stack overflow handling.
26 the overflow until the program uses the array, and this module may
27 incorrectly report a program error instead of a stack overflow.
104 or stack overflow occurs. */
107 /* Translated messages for program errors and stack overflow. Do not
114 appears to have been a stack overflow, or with a core dump
173 /* Clear SIGNO if it seems to have been a stack overflow. */ in segv_handler()
177 /* We can't easily determine whether it is a stack overflow; so in segv_handler()
179 this segmentation violation is a stack overflow. */ in segv_handler()
184 overflow. */ in segv_handler()
[all …]
/freebsd-src/contrib/llvm-project/llvm/include/llvm/Support/
H A DCheckedArithmetic.h32 bool Overflow; variable
33 llvm::APInt Out = (ALHS.*Op)(ARHS, Overflow);
34 if (Overflow)
43 /// \return Optional of sum if no signed overflow occurred,
52 /// \return Optional of sum if no signed overflow occurred,
61 /// \return Optional of product if no signed overflow occurred,
70 /// \return Optional of result if no signed overflow occurred,
81 /// \return Optional of sum if no unsigned overflow occurred,
90 /// \return Optional of product if no unsigned overflow occurred,
99 /// \return Optional of result if no unsigned overflow occurred,
/freebsd-src/contrib/jemalloc/include/jemalloc/internal/
H A Dprof_inlines_a.h11 bool overflow; in prof_accum_add() local
16 * enough), extreme overflow here (a1 >= prof_interval * 2) can cause in prof_accum_add()
25 overflow = (a1 >= prof_interval); in prof_accum_add()
26 if (overflow) { in prof_accum_add()
35 overflow = (a1 >= prof_interval); in prof_accum_add()
36 if (overflow) { in prof_accum_add()
42 return overflow; in prof_accum_add()
/freebsd-src/contrib/llvm-project/compiler-rt/lib/builtins/
H A Dint_mulo_impl.inc17 // Effects: sets *overflow to 1 if a * b overflows
19 static __inline fixint_t __muloXi4(fixint_t a, fixint_t b, int *overflow) {
23 *overflow = 0;
27 *overflow = 1;
32 *overflow = 1;
43 *overflow = 1;
46 *overflow = 1;
/freebsd-src/contrib/llvm-project/libcxx/include/__numeric/
H A Dsaturation_arithmetic.h34 // Handle overflow in add_sat()
38 // Signed addition overflow in add_sat()
52 // Handle overflow in sub_sat()
57 // Signed subtration overflow in sub_sat()
71 // Handle overflow in mul_sat()
75 // Signed multiplication overflow in mul_sat()
89 // Handle signed division overflow in div_sat()
101 // Handle overflow in saturate_cast()
106 // No overflow in saturate_cast()
/freebsd-src/lib/libc/db/hash/
H A Dhash.h46 BUFHEAD *ovfl; /* Overflow page buffer header */
70 int32_t ovfl_point; /* Where overflow pages are being
72 int32_t last_freed; /* Last overflow page freed */
83 int32_t spares[NCACHED];/* spare pages for overflow */
84 u_int16_t bitmaps[NCACHED]; /* address of overflow page
153 /* Overflow management */
155 * Overflow page numbers are allocated per split point. At each doubling of
156 * the table, we can allocate extra pages. So, an overflow page number has
183 * the address of an overflow page. The format of
196 * OVFL_PAGENO - page number of the next overflow page
[all …]
H A Dhash_buf.c92 * page previous to an overflow page that we are trying to find.
100 BUFHEAD *prev_bp, /* If prev_bp set, indicates a new overflow page. */ in __get_buf()
171 /* If prev_bp is part of bp overflow, create a new buffer. */ in newbuf()
201 * If this is an overflow page with addr 0, it's already been in newbuf()
202 * flushed back in an overflow chain and initialized. in newbuf()
238 * Since overflow pages can only be access by means of in newbuf()
239 * their bucket, free overflow pages associated with in newbuf()
276 * If prev_bp is set, this is an overflow page, hook it in to in newbuf()
277 * the buffer overflow links. in newbuf()
/freebsd-src/sys/compat/linuxkpi/common/include/linux/
H A Doverflow.h26 * overflow checkers only almost work for _Bool, but that's
51 static inline bool __must_check __must_check_overflow(bool overflow) in __must_check_overflow() argument
53 return unlikely(overflow); in __must_check_overflow()
57 * check_add_overflow() - Calculate addition with overflow checking
72 * check_sub_overflow() - Calculate subtraction with overflow checking
87 * check_mul_overflow() - Calculate multiplication with overflow checking
102 * check_shl_overflow() - Calculate a left-shifted value and check overflow
157 * Returns: true if overflow can occur, false otherwise.
171 * first argument. If this value would not overflow into an assignment
186 * with any overflow causing the return value to be SIZE_MAX. The
[all …]
/freebsd-src/contrib/netbsd-tests/bin/expr/
H A Dt_expr.sh52 atf_test_case overflow
54 atf_set "descr" "Test overflow cases"
60 …"expr: integer overflow or underflow occurred for operation '4611686018427387904 + 461168601842738…
62 …"expr: integer overflow or underflow occurred for operation '4611686018427387904 - -46116860184273…
66 …"expr: integer overflow or underflow occurred for operation '-4611686018427387904 - 46116860184273…
71 "expr: integer overflow or underflow occurred for operation '-4611686018427387904 * 3'"
73 "expr: integer overflow or underflow occurred for operation '-4611686018427387904 * -2'"
76 "expr: integer overflow or underflow occurred for operation '4611686018427387904 * 2'"
78 "expr: integer overflow or underflow occurred for operation '4611686018427387904 * 3'"
218 atf_add_test_case overflow
/freebsd-src/lib/libpmc/pmu-events/arch/powerpc/power8/
H A Dpmc.json5 "BriefDescription": "Overflow from counter 1",
11 "BriefDescription": "Overflow from counter 2",
29 "BriefDescription": "Overflow from counter 3",
35 "BriefDescription": "Overflow from counter 4",
53 "BriefDescription": "Overflow from counter 5",
59 "BriefDescription": "Overflow from counter 6",
/freebsd-src/contrib/llvm-project/libcxx/src/filesystem/
H A Dint128_builtins.cpp22 __muloti4(__int128_t a, __int128_t b, int* overflow) { in __muloti4() argument
26 *overflow = 0; in __muloti4()
30 *overflow = 1; in __muloti4()
35 *overflow = 1; in __muloti4()
46 *overflow = 1; in __muloti4()
49 *overflow = 1; in __muloti4()
/freebsd-src/contrib/llvm-project/compiler-rt/lib/ubsan_minimal/
H A Dubsan_minimal_handlers.cpp122 HANDLER(add_overflow, "add-overflow")
123 HANDLER(sub_overflow, "sub-overflow")
124 HANDLER(mul_overflow, "mul-overflow")
125 HANDLER(negate_overflow, "negate-overflow")
126 HANDLER(divrem_overflow, "divrem-overflow")
132 HANDLER(float_cast_overflow, "float-cast-overflow")
142 HANDLER(pointer_overflow, "pointer-overflow")
/freebsd-src/contrib/llvm-project/lldb/source/Plugins/InstrumentationRuntime/Utility/
H A DReportRetriever.cpp152 .Case("heap-buffer-overflow", "Heap buffer overflow") in FormatDescription()
155 .Case("stack-buffer-overflow", "Stack buffer overflow") in FormatDescription()
158 .Case("container-overflow", "Container overflow") in FormatDescription()
160 .Case("global-buffer-overflow", "Global buffer overflow") in FormatDescription()
162 .Case("stack-overflow", "Stack space exhausted") in FormatDescription()
/freebsd-src/contrib/llvm-project/llvm/include/llvm/Analysis/
H A DOverflowInstAnalysis.h1 //===-- OverflowInstAnalysis.h - Utils to fold overflow insts ----*- C++ -*-==//
9 // This file holds routines to help analyse overflow instructions
10 // and fold them into constants or other overflow instructions
23 /// %Agg = call { i4, i1 } @llvm.[us]mul.with.overflow.i4(i4 %X, i4 %Y)
28 /// %Agg = call { i4, i1 } @llvm.[us]mul.with.overflow.i4(i4 %X, i4 %Y)
/freebsd-src/contrib/llvm-project/llvm/lib/Analysis/
H A DOverflowInstAnalysis.cpp1 //==-- OverflowInstAnalysis.cpp - Utils to fold overflow insts ----*- C++ -*-=//
9 // This file holds routines to help analyse overflow instructions
10 // and fold them into constants or other overflow instructions
31 /// %Agg = call { i4, i1 } @llvm.[us]mul.with.overflow.i4(i4 %X, i4 %???) in isCheckForZeroAndMulWithOverflow()
35 // We should only be extracting the overflow bit. in isCheckForZeroAndMulWithOverflow()
/freebsd-src/sys/contrib/device-tree/Bindings/perf/
H A Darm,cmn.yaml30 - description: Overflow interrupt for DTC0
31 - description: Overflow interrupt for DTC1
32 - description: Overflow interrupt for DTC2
33 - description: Overflow interrupt for DTC3
/freebsd-src/contrib/llvm-project/compiler-rt/lib/sanitizer_common/
H A Dsanitizer_allocator_report.cpp46 ScopedAllocatorErrorReport report("calloc-overflow", stack); in ReportCallocOverflow()
47 Report("ERROR: %s: calloc parameters overflow: count * size (%zd * %zd) " in ReportCallocOverflow()
57 ScopedAllocatorErrorReport report("reallocarray-overflow", stack); in ReportReallocArrayOverflow()
59 "ERROR: %s: reallocarray parameters overflow: count * size (%zd * %zd) " in ReportReallocArrayOverflow()
68 ScopedAllocatorErrorReport report("pvalloc-overflow", stack); in ReportPvallocOverflow()
69 Report("ERROR: %s: pvalloc parameters overflow: size 0x%zx rounded up to " in ReportPvallocOverflow()
/freebsd-src/lib/msun/man/
H A Dieee.342 Overflow and underflow:
44 Overflow goes by default to a signed \*(If.
130 Overflow \(+-\*(If
166 Range: Overflow threshold = 2.0**128 = 3.4e38
201 Range: Overflow threshold = 2.0**1024 = 1.8e308
232 Range: Overflow threshold = 2.0**16384 = 1.2e4932
263 Range: Overflow threshold = 2.0**16384 = 1.2e4932
409 Overflow is signaled only when
411 the exact result would be finite but beyond the overflow threshold.
/freebsd-src/sys/contrib/ck/src/
H A Dck_ec_timeutil.h14 * overflow.
34 * return value to TIME_MAX, NSEC_MAX on overflow.
76 * Clamps the return value to TIME_MAX, NSEC_MAX on overflow.
94 /* Detect overflow early. */ in timespec_add()
100 /* This sum can't overflow if the inputs are valid.*/ in timespec_add()
/freebsd-src/cddl/contrib/opensolaris/lib/libcmdutils/common/
H A Dnicenum.c55 goto overflow; in nicenum_scale()
68 * never checked as it would overflow. in nicenum_scale()
114 goto overflow; in nicenum_scale()
118 overflow: in nicenum_scale()
121 (void) strlcpy(buf, "<overflow>", buflen); in nicenum_scale()

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