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output/Multiple: use [[gnu::pure]]

This commit is contained in:
Max Kellermann 2022-07-13 13:25:02 +02:00
parent 8a0ba7a725
commit e2040ed395
1 changed files with 6 additions and 7 deletions
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13
src/output/MultipleOutputs.hxx
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@ -26,7 +26,6 @@
#include "pcm/AudioFormat.hxx" #include "pcm/AudioFormat.hxx"
#include "ReplayGainMode.hxx" #include "ReplayGainMode.hxx"
#include "Chrono.hxx" #include "Chrono.hxx"
#include "util/Compiler.h"
#include <algorithm> #include <algorithm>
#include <cassert> #include <cassert>
@ -82,7 +81,7 @@ public:
* Returns the total number of audio output devices, including * Returns the total number of audio output devices, including
* those which are disabled right now. * those which are disabled right now.
*/ */
gcc_pure [[gnu::pure]]
unsigned Size() const noexcept { unsigned Size() const noexcept {
return outputs.size(); return outputs.size();
} }
@ -105,7 +104,7 @@ public:
/** /**
* Are all outputs dummy? * Are all outputs dummy?
*/ */
gcc_pure [[gnu::pure]]
bool IsDummy() const noexcept { bool IsDummy() const noexcept {
return std::all_of(outputs.begin(), outputs.end(), [](const auto &i) { return i->IsDummy(); }); return std::all_of(outputs.begin(), outputs.end(), [](const auto &i) { return i->IsDummy(); });
} }
@ -114,13 +113,13 @@ public:
* Returns the audio output device with the specified name. * Returns the audio output device with the specified name.
* Returns nullptr if the name does not exist. * Returns nullptr if the name does not exist.
*/ */
gcc_pure [[gnu::pure]]
AudioOutputControl *FindByName(std::string_view name) noexcept; AudioOutputControl *FindByName(std::string_view name) noexcept;
/** /**
* Does an audio output device with this name exist? * Does an audio output device with this name exist?
*/ */
gcc_pure [[gnu::pure]]
bool HasName(std::string_view name) noexcept { bool HasName(std::string_view name) noexcept {
return FindByName(name) != nullptr; return FindByName(name) != nullptr;
} }
@ -135,7 +134,7 @@ public:
* Returns the average volume of all available mixers (range * Returns the average volume of all available mixers (range
* 0..100). Returns -1 if no mixer can be queried. * 0..100). Returns -1 if no mixer can be queried.
*/ */
gcc_pure [[gnu::pure]]
int GetVolume() const noexcept; int GetVolume() const noexcept;
/** /**
@ -152,7 +151,7 @@ public:
* software mixers. See #software_mixer_plugin. This * software mixers. See #software_mixer_plugin. This
* function fails if no software mixer is configured. * function fails if no software mixer is configured.
*/ */
gcc_pure [[gnu::pure]]
int GetSoftwareVolume() const noexcept; int GetSoftwareVolume() const noexcept;
/** /**