[gcc r14-9678] aarch64: Use constexpr for out-of-line statics

[Richard Sandiford]

https://gcc.gnu.org/g:5be2313bceea7b482c17ee730efe604b910800bd

commit r14-9678-g5be2313bceea7b482c17ee730efe604b910800bd
Author: Richard Sandiford <richard.sandiford@arm.com>
Date:   Tue Mar 26 17:27:56 2024 +0000

    aarch64: Use constexpr for out-of-line statics
    
    GCC 4.8 complained about the use of const rather than constexpr
    for out-of-line static constexprs.
    
    gcc/
            * config/aarch64/aarch64-feature-deps.h: Use constexpr for
            out-of-line statics.

Diff:
---
 gcc/config/aarch64/aarch64-feature-deps.h | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/gcc/config/aarch64/aarch64-feature-deps.h b/gcc/config/aarch64/aarch64-feature-deps.h
index 3641badb82f..79126db8825 100644
--- a/gcc/config/aarch64/aarch64-feature-deps.h
+++ b/gcc/config/aarch64/aarch64-feature-deps.h
@@ -71,9 +71,9 @@ template<aarch64_feature> struct info;
     static constexpr auto enable = flag | get_enable REQUIRES;		\
     static constexpr auto explicit_on = enable | get_enable EXPLICIT_ON; \
   };									\
-  const aarch64_feature_flags info<aarch64_feature::IDENT>::flag;	\
-  const aarch64_feature_flags info<aarch64_feature::IDENT>::enable;	\
-  const aarch64_feature_flags info<aarch64_feature::IDENT>::explicit_on; \
+  constexpr aarch64_feature_flags info<aarch64_feature::IDENT>::flag;	\
+  constexpr aarch64_feature_flags info<aarch64_feature::IDENT>::enable;	\
+  constexpr aarch64_feature_flags info<aarch64_feature::IDENT>::explicit_on; \
   constexpr info<aarch64_feature::IDENT> IDENT ()			\
   {									\
     return info<aarch64_feature::IDENT> ();				\