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| author | Thiago Macieira <thiago.macieira@intel.com> | 2021-12-17 16:50:29 -0300 |
|---|---|---|
| committer | Thiago Macieira <thiago.macieira@intel.com> | 2022-12-04 17:56:45 -0800 |
| commit | 40083f380f1f9f6208c201941e620443a0cc8fb4 (patch) | |
| tree | efa6bee45b634acbd90a835200e018c06646746e /src/corelib | |
| parent | 9d0c29b882f1ab12e978ec8c9fc8bed09b318fb1 (diff) | |
QString: extract qustrlen's attribute to a macro
I'll need it for the rest of the algorithms.
Change-Id: Ib42b3adc93bf4d43bd55fffd16c1a2b31ac41c6d
Reviewed-by: Marc Mutz <marc.mutz@qt.io>
Diffstat (limited to 'src/corelib')
| -rw-r--r-- | src/corelib/text/qstring.cpp | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/src/corelib/text/qstring.cpp b/src/corelib/text/qstring.cpp index 43041b7690..e3c5de8fca 100644 --- a/src/corelib/text/qstring.cpp +++ b/src/corelib/text/qstring.cpp @@ -387,6 +387,14 @@ extern "C" void qt_fromlatin1_mips_asm_unroll8 (char16_t*, const char*, uint); extern "C" void qt_toLatin1_mips_dsp_asm(uchar *dst, const char16_t *src, int length); #endif +#if defined(__SSE2__) && defined(Q_CC_GNU) +// We may overrun the buffer, but that's a false positive: +// this won't crash nor produce incorrect results +# define ATTRIBUTE_NO_SANITIZE __attribute__((__no_sanitize_address__)) +#else +# define ATTRIBUTE_NO_SANITIZE +#endif + #ifdef __SSE2__ static constexpr bool UseSse4_1 = bool(qCompilerCpuFeatures & CpuFeatureSSE4_1); static constexpr bool UseAvx2 = UseSse4_1 && @@ -509,11 +517,7 @@ static bool simdTestMask(const char *&ptr, const char *end, quint32 maskval) } #endif -#ifdef Q_CC_GNU -// We may overrun the buffer, but that's a false positive: -// this won't crash nor produce incorrect results -__attribute__((__no_sanitize_address__)) -#endif +ATTRIBUTE_NO_SANITIZE qsizetype QtPrivate::qustrlen(const char16_t *str) noexcept { qsizetype result = 0; |