Fixes java/PR9861

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@108374 138bc75d-0d04-0410-961f-82ee72b054a4

1 files changed, 23 insertions, 6 deletions

diff --git a/libiberty/cp-demangle.c b/libiberty/cp-demangle.c
index 8f1cfb17f87..109d533b524 100644
--- a/libiberty/cp-demangle.c
+++ b/libiberty/cp-demangle.c
@@ -1939,7 +1939,7 @@ d_function_type (struct d_info *di)
   return ret;
 }
 
-/* <bare-function-type> ::= <type>+  */
+/* <bare-function-type> ::= [J]<type>+  */
 
 static struct demangle_component *
 d_bare_function_type (struct d_info *di, int has_return_type)
@@ -1947,13 +1947,22 @@ d_bare_function_type (struct d_info *di, int has_return_type)
   struct demangle_component *return_type;
   struct demangle_component *tl;
   struct demangle_component **ptl;
+  char peek;
+
+  /* Detect special qualifier indicating that the first argument
+     is the return type.  */
+  peek = d_peek_char (di);
+  if (peek == 'J')
+    {
+      d_advance (di, 1);
+      has_return_type = 1;
+    }
 
   return_type = NULL;
   tl = NULL;
   ptl = &tl;
   while (1)
     {
-      char peek;
       struct demangle_component *type;
 
       peek = d_peek_char (di);
@@ -3025,13 +3034,16 @@ d_print_comp (struct d_print_info *dpi,
 
     case DEMANGLE_COMPONENT_FUNCTION_TYPE:
       {
+	if ((dpi->options & DMGL_RET_POSTFIX) != 0)
+	  d_print_function_type (dpi, dc, dpi->modifiers);
+
+	/* Print return type if present */
 	if (d_left (dc) != NULL)
 	  {
 	    struct d_print_mod dpm;
 
 	    /* We must pass this type down as a modifier in order to
 	       print it in the right location.  */
-
 	    dpm.next = dpi->modifiers;
 	    dpi->modifiers = &dpm;
 	    dpm.mod = dc;
@@ -3045,10 +3057,14 @@ d_print_comp (struct d_print_info *dpi,
 	    if (dpm.printed)
 	      return;
 
-	    d_append_char (dpi, ' ');
+	    /* In standard prefix notation, there is a space between the
+	       return type and the function signature.  */
+	    if ((dpi->options & DMGL_RET_POSTFIX) == 0)
+	      d_append_char (dpi, ' ');
 	  }
 
-	d_print_function_type (dpi, dc, dpi->modifiers);
+	if ((dpi->options & DMGL_RET_POSTFIX) == 0) 
+	  d_print_function_type (dpi, dc, dpi->modifiers);
 
 	return;
       }
@@ -4003,7 +4019,8 @@ java_demangle_v3 (const char* mangled)
   char *from;
   char *to;
 
-  demangled = d_demangle (mangled, DMGL_JAVA | DMGL_PARAMS, &alc);
+  demangled = d_demangle (mangled, DMGL_JAVA | DMGL_PARAMS | DMGL_RET_POSTFIX, 
+			  &alc);
 
   if (demangled == NULL)
     return NULL;