[Bug target/97318] [nvptx] Function splitting results in invalid function name

[vries at gcc dot gnu.org via Gcc-bugs]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=97318

--- Comment #1 from Tom de Vries <vries at gcc dot gnu.org> ---
Tentative patch:
...
diff --git a/gcc/config/nvptx/nvptx.c b/gcc/config/nvptx/nvptx.c
index afac1bda45d..7b6a42893f9 100644
--- a/gcc/config/nvptx/nvptx.c
+++ b/gcc/config/nvptx/nvptx.c
@@ -365,6 +365,30 @@ nvptx_name_replacement (const char *name)
     return "__nvptx_free";
   if (strcmp (name, "realloc") == 0)
     return "__nvptx_realloc";
+
+  if (strchr (name, '.') != NULL)
+    {
+      static char *p = NULL;
+      static size_t p_size = 0;
+      size_t len = strlen (name);
+      size_t len_0 = len + 1;
+      if (p == NULL)
+       {
+         p_size = len_0;
+         p = XNEWVEC (char, p_size);
+       }
+      else if (len_0 > p_size)
+       {
+         p_size = len_0;
+         p = XRESIZEVEC (char, p, p_size);
+       }
+      strncpy (p, name, len_0);
+      for (size_t i = 0; i < len_0; ++i)
+       if (p[i] == '.')
+         p[i] = '$';
+      return p;
+    }
+
   return name;
 }

...