diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index fe5eaf1..149ef57 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -50,6 +50,10 @@ jobs:
           - { title: "no-x86"          , host: "ubuntu-latest" , arch: "x64"    , cc: "clang-18", conf: "Release", defs: "ASMJIT_TEST=1,ASMJIT_NO_X86=1" }
           - { title: "no-aarch64"      , host: "ubuntu-latest" , arch: "x64"    , cc: "clang-18", conf: "Release", defs: "ASMJIT_TEST=1,ASMJIT_NO_AARCH64=1" }
 
+          - { title: "lang-c++17"      , host: "ubuntu-latest" , arch: "x64"    , cc: "clang-18", conf: "Debug"  , defs: "ASMJIT_TEST=1,CMAKE_CXX_FLAGS=-std=c++17" }
+          - { title: "lang-c++20"      , host: "ubuntu-latest" , arch: "x64"    , cc: "clang-18", conf: "Debug"  , defs: "ASMJIT_TEST=1,CMAKE_CXX_FLAGS=-std=c++20" }
+          - { title: "lang-c++23"      , host: "ubuntu-latest" , arch: "x64"    , cc: "clang-18", conf: "Debug"  , defs: "ASMJIT_TEST=1,CMAKE_CXX_FLAGS=-std=c++23" }
+
           - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "gcc-7"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "gcc-7"   , conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "gcc-7"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
diff --git a/src/asmjit/arm/a64operand.h b/src/asmjit/arm/a64operand.h
index c64f20e..9e23306 100644
--- a/src/asmjit/arm/a64operand.h
+++ b/src/asmjit/arm/a64operand.h
@@ -129,17 +129,45 @@ public:
   //! Resets vector element type to none.
   ASMJIT_INLINE_NODEBUG void resetElementType() noexcept { _signature.setField<kSignatureRegElementTypeMask>(0); }
 
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecB8() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementB); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecH4() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementH); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecS2() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementS); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecD1() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecD>::kSignature); }
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecB8() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementB);
+  }
 
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecB16() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementB); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecH8() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementH); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecS4() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementS); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecD2() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementD); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecB4x4() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementB4); }
-  ASMJIT_INLINE_NODEBUG constexpr bool isVecH2x4() const noexcept { return _signature.subset(kBaseSignatureMask | kSignatureRegElementTypeMask) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementH2); }
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecH4() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementH);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecS2() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecD>::kSignature | kSignatureElementS);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecD1() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecD>::kSignature);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecB16() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementB);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecH8() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementH);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecS4() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementS);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecD2() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementD);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecB4x4() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementB4);
+  }
+
+  ASMJIT_INLINE_NODEBUG constexpr bool isVecH2x4() const noexcept {
+    return _signature.subset(uint32_t(kBaseSignatureMask) | uint32_t(kSignatureRegElementTypeMask)) == (RegTraits<RegType::kARM_VecV>::kSignature | kSignatureElementH2);
+  }
 
   //! Creates a cloned register with element access.
   ASMJIT_INLINE_NODEBUG Vec at(uint32_t elementIndex) const noexcept {