COMP: Make floating point exceptions a no-op with MUSL, Linux, ARMv8

MUSL does not have floating point exceptions like GLIBC, discussed: https://wiki.musl-libc.org/functional-differences-from-glibc.html#Floating-point-exceptions
InsightSoftwareConsortium · Apr 26, 2021 · 0afa3f0 · 0afa3f0
1 parent 1237a57
commit 0afa3f0
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/Modules/Core/Common/src/itkFloatingPointExceptions_unix.cxx b/Modules/Core/Common/src/itkFloatingPointExceptions_unix.cxx
@@ -59,6 +59,13 @@
 #  define ITK_FEENABLEEXCEPT_NOOP
 #endif
 
+// We do not have ITK_HAS_FEENABLEEXCEPT, and we do not have a workaround
+// implemented, e.g. ARMv8 with MUSL
+#if !defined(ITK_HAS_FEENABLEEXCEPT) && !defined(__ppc__) && !defined(__ppc64__) && !defined(__i386__) &&              \
+  !defined(__x86_64__)
+#  define ITK_FEENABLEEXCEPT_NOOP
+#endif
+
 #if defined(__APPLE__)
 #  include "TargetConditionals.h"
 #  if TARGET_OS_IPHONE || TARGET_IPHONE_SIMULATOR || TARGET_CPU_ARM64