--- subprojects/packagefiles/SuiteSparse/meson.build.orig	2023-07-09 05:08:54 UTC
+++ subprojects/packagefiles/SuiteSparse/meson.build
@@ -1,9 +1,37 @@
-project('SuiteSparse', 'c', version: '5.13.0')
+project('SuiteSparse', 'c', version: '7.3.0')
 
 cc = meson.get_compiler('c')
 c_args = cc.get_supported_arguments(['-Wno-implicit-const-int-float-conversion', '-Wno-implicit-fallthrough', '-Wno-maybe-uninitialized',
-   '-Wno-sign-compare', '-Wno-unused-but-set-variable', '-Wno-unused-const-variable', '-Wno-unused-variable', '-Wno-unused-parameter'])
+   '-Wno-parentheses', '-Wno-sign-compare', '-Wno-unused-but-set-variable', '-Wno-unused-const-variable', '-Wno-unused-variable',
+   '-Wno-unused-function', '-Wno-unused-parameter'])
 add_project_arguments(c_args, language: 'c')
+
+# Note to maintainers: after fetching subprojects, you can: cd subprojects/SuiteSparse; git fetch --all --tags; git diff v7.3.0 '**/CMakeLists.txt'
+# That should show when these defines should change.
+config = configuration_data()
+config.set('AMD_DATE', 'Sept 18, 2023')
+config.set('AMD_VERSION_MAJOR', 3)
+config.set('AMD_VERSION_MINOR', 2)
+config.set('AMD_VERSION_SUB', 1)
+config.set('CHOLMOD_DATE', 'Oct 23, 2023')
+config.set('CHOLMOD_VERSION_MAJOR', 5)
+config.set('CHOLMOD_VERSION_MINOR', 0)
+config.set('CHOLMOD_VERSION_SUB', 0)
+config.set('COLAMD_DATE', 'Sept 18, 2023')
+config.set('COLAMD_VERSION_MAJOR', 3)
+config.set('COLAMD_VERSION_MINOR', 2)
+config.set('COLAMD_VERSION_SUB', 1)
+config.set('CSPARSE_DATE', 'Sept 8, 2023')
+config.set('CSPARSE_VERSION_MAJOR', 4)
+config.set('CSPARSE_VERSION_MINOR', 2)
+config.set('CSPARSE_VERSION_SUB', 0)
+config.set ('FortranCInterface_GLOBAL__MACRO', '(name,NAME) name##_')
+config.set ('FortranCInterface_GLOBAL_MACRO', '(name,NAME) name##_')
+config.set('SuiteSparse_BLAS_integer', get_option('blas_integer'))
+config.set('SUITESPARSE_DATE', 'Oct 23, 2023')
+config.set('SUITESPARSE_VERSION_MAJOR', 7)
+config.set('SUITESPARSE_VERSION_MINOR', 3)
+config.set('SUITESPARSE_VERSION_SUB', 0)
 
 subdir('SuiteSparse_config')
 subdir('AMD')