diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index ad81cf7..77a927c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -58,14 +58,6 @@ jobs:
           - { 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" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "gcc-7"   , conf: "Release", defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "gcc-8"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "gcc-8"   , conf: "Release", defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "gcc-8"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "gcc-8"   , conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x86"    , cc: "gcc-9"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x86"    , cc: "gcc-9"   , conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x64"    , cc: "gcc-9"   , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
@@ -86,10 +78,6 @@ jobs:
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x86"    , cc: "gcc-13"  , conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x64"    , cc: "gcc-13"  , conf: "Debug"  , defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x64"    , cc: "gcc-13"  , conf: "Release", defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "clang-10", conf: "Debug"  , defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x86"    , cc: "clang-10", conf: "Release", defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "clang-10", conf: "Debug"  , defs: "ASMJIT_TEST=1" }
-          - { title: "linux"           , host: "ubuntu-20.04"  , arch: "x64"    , cc: "clang-10", conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x86"    , cc: "clang-11", conf: "Debug"  , defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x86"    , cc: "clang-11", conf: "Release", defs: "ASMJIT_TEST=1" }
           - { title: "linux"           , host: "ubuntu-22.04"  , arch: "x64"    , cc: "clang-11", conf: "Debug"  , defs: "ASMJIT_TEST=1" }
diff --git a/src/asmjit/core/support.h b/src/asmjit/core/support.h
index b5be91b..bf1bade 100644
--- a/src/asmjit/core/support.h
+++ b/src/asmjit/core/support.h
@@ -203,7 +203,7 @@ static ASMJIT_INLINE_NODEBUG constexpr bool bitTest(T x, IndexT n) noexcept {
 // Tests whether the given `value` is a consecutive mask of bits that starts at
 // the least significant bit.
 template<typename T>
-static ASMJIT_INLINE_NODEBUG constexpr bool isLsbMask(const T& value) {
+static ASMJIT_INLINE_NODEBUG constexpr bool isLsbMask(const T& value) noexcept {
   typedef typename std::make_unsigned<T>::type U;
   return value && ((U(value) + 1u) & U(value)) == 0;
 }
@@ -214,7 +214,7 @@ static ASMJIT_INLINE_NODEBUG constexpr bool isLsbMask(const T& value) {
 // This function is similar to \ref isLsbMask(), but the mask doesn't have to
 // start at a least significant bit.
 template<typename T>
-static ASMJIT_INLINE_NODEBUG constexpr bool isConsecutiveMask(const T& value) {
+static ASMJIT_INLINE_NODEBUG constexpr bool isConsecutiveMask(const T& value) noexcept {
   typedef typename std::make_unsigned<T>::type U;
   return value && isLsbMask((U(value) - 1u) | U(value));
 }