[gcc r14-9084] aarch64: Allow aarch64-linux-muscl for heap trampolines [PR113971].

[Iain D Sandoe]

https://gcc.gnu.org/g:61ab046a3277c256867f596e73ce5b5ee9041a9d

commit r14-9084-g61ab046a3277c256867f596e73ce5b5ee9041a9d
Author: Iain Sandoe <iain@sandoe.co.uk>
Date:   Sun Feb 18 06:49:26 2024 +0000

    aarch64: Allow aarch64-linux-muscl for heap trampolines [PR113971].
    
    This allows the same trampoline pattern to be used on all linux variants
    rather than restricting it to linux gnu.
    
            PR target/113971
    
    libgcc/ChangeLog:
    
            * config/aarch64/heap-trampoline.c: Allow all linux variants.
    
    Signed-off-by: Iain Sandoe <iain@sandoe.co.uk>

Diff:
---
 libgcc/config/aarch64/heap-trampoline.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libgcc/config/aarch64/heap-trampoline.c b/libgcc/config/aarch64/heap-trampoline.c
index 9d5b19983b1e..1e3460b1601d 100644
--- a/libgcc/config/aarch64/heap-trampoline.c
+++ b/libgcc/config/aarch64/heap-trampoline.c
@@ -29,7 +29,7 @@ void *allocate_trampoline_page (void);
 void __gcc_nested_func_ptr_created (void *chain, void *func, void *dst);
 void __gcc_nested_func_ptr_deleted (void);
 
-#if defined(__gnu_linux__)
+#if defined(__linux__)
 static const uint32_t aarch64_trampoline_insns[] = {
   0xd503245f, /* hint    34 */
   0x580000b1, /* ldr     x17, .+20 */
@@ -82,7 +82,7 @@ allocate_trampoline_page (void)
 {
   void *page;
 
-#if defined(__gnu_linux__)
+#if defined(__linux__)
   page = mmap (0, getpagesize (), PROT_WRITE | PROT_EXEC,
 	       MAP_ANON | MAP_PRIVATE, 0, 0);
 #elif __APPLE__