# Fixes problems in the code that cause compilation errors due to stricter handling of constexpr in old versions of GCC.
# When building for PlayStation 3, we use an old enough version of GCC for this to be a problem.

--- a/al/auxeffectslot.cpp
+++ b/al/auxeffectslot.cpp
@@ -220,7 +220,7 @@ void RemoveActiveEffectSlots(const al::span<ALeffectslot*> auxslots, ALCcontext
 
 
 [[nodiscard]]
-constexpr auto EffectSlotTypeFromEnum(ALenum type) noexcept -> EffectSlotType
+auto EffectSlotTypeFromEnum(ALenum type) noexcept -> EffectSlotType
 {
     switch(type)
     {
--- a/al/buffer.cpp
+++ b/al/buffer.cpp
@@ -81,7 +81,7 @@ constexpr auto AmbiLayoutFromEnum(ALenum layout) noexcept -> std::optional<AmbiL
     }
     return std::nullopt;
 }
-constexpr auto EnumFromAmbiLayout(AmbiLayout layout) -> ALenum
+auto EnumFromAmbiLayout(AmbiLayout layout) -> ALenum
 {
     switch(layout)
     {
@@ -102,7 +102,7 @@ constexpr auto AmbiScalingFromEnum(ALenum scale) noexcept -> std::optional<AmbiS
     }
     return std::nullopt;
 }
-constexpr auto EnumFromAmbiScaling(AmbiScaling scale) -> ALenum
+auto EnumFromAmbiScaling(AmbiScaling scale) -> ALenum
 {
     switch(scale)
     {
--- a/al/debug.cpp
+++ b/al/debug.cpp
@@ -100,7 +100,7 @@ constexpr auto GetDebugSeverity(ALenum severity) noexcept -> std::optional<Debug
 }
 
 
-constexpr auto GetDebugSourceEnum(DebugSource source) -> ALenum
+auto GetDebugSourceEnum(DebugSource source) -> ALenum
 {
     switch(source)
     {
@@ -114,7 +114,7 @@ constexpr auto GetDebugSourceEnum(DebugSource source) -> ALenum
         int{al::to_underlying(source)})});
 }
 
-constexpr auto GetDebugTypeEnum(DebugType type) -> ALenum
+auto GetDebugTypeEnum(DebugType type) -> ALenum
 {
     switch(type)
     {
@@ -132,7 +132,7 @@ constexpr auto GetDebugTypeEnum(DebugType type) -> ALenum
         int{al::to_underlying(type)})});
 }
 
-constexpr auto GetDebugSeverityEnum(DebugSeverity severity) -> ALenum
+auto GetDebugSeverityEnum(DebugSeverity severity) -> ALenum
 {
     switch(severity)
     {
--- a/al/effects/chorus.cpp
+++ b/al/effects/chorus.cpp
@@ -37,7 +37,7 @@ constexpr std::optional<ChorusWaveform> WaveformFromEnum(ALenum type) noexcept
     }
     return std::nullopt;
 }
-constexpr ALenum EnumFromWaveform(ChorusWaveform type)
+ALenum EnumFromWaveform(ChorusWaveform type)
 {
     switch(type)
     {
--- a/al/effects/fshifter.cpp
+++ b/al/effects/fshifter.cpp
@@ -32,7 +32,7 @@ constexpr std::optional<FShifterDirection> DirectionFromEmum(ALenum value) noexc
     }
     return std::nullopt;
 }
-constexpr ALenum EnumFromDirection(FShifterDirection dir)
+ALenum EnumFromDirection(FShifterDirection dir)
 {
     switch(dir)
     {
--- a/al/effects/modulator.cpp
+++ b/al/effects/modulator.cpp
@@ -32,7 +32,7 @@ constexpr std::optional<ModulatorWaveform> WaveformFromEmum(ALenum value) noexce
     }
     return std::nullopt;
 }
-constexpr ALenum EnumFromWaveform(ModulatorWaveform type)
+ALenum EnumFromWaveform(ModulatorWaveform type)
 {
     switch(type)
     {
--- a/al/effects/vmorpher.cpp
+++ b/al/effects/vmorpher.cpp
@@ -61,7 +61,7 @@ constexpr std::optional<VMorpherPhenome> PhenomeFromEnum(ALenum val) noexcept
     return std::nullopt;
 #undef HANDLE_PHENOME
 }
-constexpr ALenum EnumFromPhenome(VMorpherPhenome phenome)
+ALenum EnumFromPhenome(VMorpherPhenome phenome)
 {
 #define HANDLE_PHENOME(x) case VMorpherPhenome::x: return AL_VOCAL_MORPHER_PHONEME_ ## x
     switch(phenome)
@@ -111,7 +111,7 @@ constexpr std::optional<VMorpherWaveform> WaveformFromEmum(ALenum value) noexcep
     }
     return std::nullopt;
 }
-constexpr ALenum EnumFromWaveform(VMorpherWaveform type)
+ALenum EnumFromWaveform(VMorpherWaveform type)
 {
     switch(type)
     {
--- a/al/state.cpp
+++ b/al/state.cpp
@@ -135,7 +135,7 @@ constexpr auto DistanceModelFromALenum(ALenum model) noexcept -> std::optional<D
     }
     return std::nullopt;
 }
-constexpr auto ALenumFromDistanceModel(DistanceModel model) -> ALenum
+auto ALenumFromDistanceModel(DistanceModel model) -> ALenum
 {
     switch(model)
     {
--- a/common/alstring.h
+++ b/common/alstring.h
@@ -22,15 +22,15 @@ auto sizei(const std::basic_string<Ts...> &str) noexcept -> int
 
 
 [[nodiscard]]
-constexpr bool contains(const std::string_view str0, const std::string_view str1) noexcept
+inline bool contains(const std::string_view str0, const std::string_view str1) noexcept
 { return str0.find(str1) != std::string_view::npos; }
 
 [[nodiscard]]
-constexpr bool starts_with(const std::string_view str0, const std::string_view str1) noexcept
+inline bool starts_with(const std::string_view str0, const std::string_view str1) noexcept
 { return str0.substr(0, std::min(str0.size(), str1.size())) == str1; }
 
 [[nodiscard]]
-constexpr bool ends_with(const std::string_view str0, const std::string_view str1) noexcept
+inline bool ends_with(const std::string_view str0, const std::string_view str1) noexcept
 { return str0.substr(str0.size() - std::min(str0.size(), str1.size())) == str1; }
 
 [[nodiscard]]
--- a/fmt-11.1.1/include/fmt/format.h
+++ b/fmt-11.1.1/include/fmt/format.h
@@ -1211,7 +1211,7 @@ FMT_CONSTEXPR auto format_decimal(OutputIt out, UInt value, int num_digits)
     return out;
   }
   // Buffer is large enough to hold all digits (digits10 + 1).
-  char buffer[digits10<UInt>() + 1];
+  char buffer[digits10<UInt>() + 1] = {};
   if (is_constant_evaluated()) fill_n(buffer, sizeof(buffer), '\0');
   do_format_decimal(buffer, value, num_digits);
   return copy_noinline<Char>(buffer, buffer + num_digits, out);
@@ -1248,7 +1248,7 @@ FMT_CONSTEXPR inline auto format_base2e(int base_bits, OutputIt out, UInt value,
     return out;
   }
   // Make buffer large enough for any base.
-  char buffer[num_bits<UInt>()];
+  char buffer[num_bits<UInt>()] = {};
   if (is_constant_evaluated()) fill_n(buffer, sizeof(buffer), '\0');
   format_base2e(base_bits, buffer, value, num_digits, upper);
   return detail::copy_noinline<Char>(buffer, buffer + num_digits, out);
@@ -2015,7 +2015,7 @@ FMT_CONSTEXPR FMT_INLINE auto write_int(OutputIt out, write_int_arg<T> arg,
   static_assert(std::is_same<T, uint32_or_64_or_128_t<T>>::value, "");
 
   constexpr int buffer_size = num_bits<T>();
-  char buffer[buffer_size];
+  char buffer[buffer_size] = {};
   if (is_constant_evaluated()) fill_n(buffer, buffer_size, '\0');
   const char* begin = nullptr;
   const char* end = buffer + buffer_size;