Disable Boost.JSON tests on gcc-4.9

.github/workflows/ci.yml

@@ -185,18 +185,24 @@ jobs:
           - toolset: clang
             compiler: clang++-20
             cxxstd: "11,14,17,20,23,2c"
-            container: ubuntu:25.04
+            container: ubuntu:24.04
             os: ubuntu-latest
             install: clang-20
           - toolset: clang
-            cxxstd: "11,14,17,20,2b"
-            os: macos-13
+            compiler: clang++-21
+            cxxstd: "11,14,17,20,23,2c"
+            container: ubuntu:25.10
+            os: ubuntu-latest
+            install: clang-21
           - toolset: clang
             cxxstd: "11,14,17,20,2b"
             os: macos-14
           - toolset: clang
-            cxxstd: "11,14,17,20,2b"
+            cxxstd: "11,14,17,20,23,2c"
             os: macos-15
+          - toolset: clang
+            cxxstd: "11,14,17,20,23,2c"
+            os: macos-26
 
     runs-on: ${{matrix.os}}
 
@@ -322,9 +328,9 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 
@@ -370,9 +376,9 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 
@@ -428,9 +434,9 @@ jobs:
         include:
           - os: ubuntu-22.04
           - os: ubuntu-24.04
-          - os: macos-13
           - os: macos-14
           - os: macos-15
+          - os: macos-26
 
     runs-on: ${{matrix.os}}
 

test/Jamfile

@@ -131,7 +131,13 @@ run variant_visit_by_index.cpp ;
 run variant_ostream_insert.cpp ;
 run is_output_streamable.cpp ;
 
-local JSON = <library>/boost/json//boost_json/<warnings>off "<toolset>msvc-14.0:<build>no" "<toolset>msvc-14.2:<cxxflags>-wd5104" "<undefined-sanitizer>norecover:<link>static" ;
+local JSON =
+    <library>/boost/json//boost_json/<warnings>off
+    "<toolset>msvc-14.0:<build>no"
+    "<toolset>msvc-14.2:<cxxflags>-wd5104"
+    "<undefined-sanitizer>norecover:<link>static"
+    "<toolset>gcc-4.9:<build>no"
+    ;
 
 run variant_json_value_from.cpp : : : $(JSON) ;
 run variant_json_value_to.cpp : : : $(JSON) ;