PR c/78165 - avoid printing type suffix for constants in %E output

gcc/c-family/ChangeLog:

	PR c/78165
           * c-pretty-print (pp_c_integer_constant): Avoid formatting type
             suffix.
gcc/testsuite/ChangeLog:

From-SVN: r243461

gcc/c-family/ChangeLog

+2016-12-08  Martin Sebor  <msebor@redhat.com>
+
+	PR c/78165
+           * c-pretty-print (pp_c_integer_constant): Avoid formatting type
+             suffix.
+gcc/testsuite/ChangeLog:
+
 2016-12-07  Martin Sebor  <msebor@redhat.com>
 
 	PR c/53562

gcc/c-family/c-pretty-print.c

@@ -904,15 +904,6 @@ pp_c_void_constant (c_pretty_printer *pp)
 static void
 pp_c_integer_constant (c_pretty_printer *pp, tree i)
 {
-  int idx;
-
-  /* We are going to compare the type of I to other types using
-     pointer comparison so we need to use its canonical type.  */
-  tree type =
-    TYPE_CANONICAL (TREE_TYPE (i))
-    ? TYPE_CANONICAL (TREE_TYPE (i))
-    : TREE_TYPE (i);
-
   if (tree_fits_shwi_p (i))
     pp_wide_integer (pp, tree_to_shwi (i));
   else if (tree_fits_uhwi_p (i))
@@ -929,24 +920,6 @@ pp_c_integer_constant (c_pretty_printer *pp, tree i)
       print_hex (wi, pp_buffer (pp)->digit_buffer);
       pp_string (pp, pp_buffer (pp)->digit_buffer);
     }
-  if (TYPE_UNSIGNED (type))
-    pp_character (pp, 'u');
-  if (type == long_integer_type_node || type == long_unsigned_type_node)
-    pp_character (pp, 'l');
-  else if (type == long_long_integer_type_node
-	   || type == long_long_unsigned_type_node)
-    pp_string (pp, "ll");
-  else for (idx = 0; idx < NUM_INT_N_ENTS; idx ++)
-    if (int_n_enabled_p[idx])
-      {
-	char buf[2+20];
-	if (type == int_n_trees[idx].signed_type
-	    || type == int_n_trees[idx].unsigned_type)
-	  {
-	    sprintf (buf, "I%d", int_n_data[idx].bitsize);
-	    pp_string (pp, buf);
-	  }
-      }
 }
 
 /* Print out a CHARACTER literal.  */

gcc/testsuite/g++.dg/debug/dwarf2/integer-typedef.C

@@ -24,5 +24,5 @@ main()
   s1.f(10);
 }
 
-// { dg-final {scan-assembler-times "\"S<2048ul>.0\"\[^\n\r\]* DW_AT_name" 1 } }
+// { dg-final {scan-assembler-times "\"S<2048>.0\"\[^\n\r\]* DW_AT_name" 1 } }
 // { dg-final {scan-assembler-times "\"_ZN1SILm2048EE1fEm.0\"\[^\n\r\]* DW_AT_\[MIPS_\]*linkage_name" 1 } }

gcc/testsuite/g++.dg/debug/dwarf2/typedef1.C

@@ -3,9 +3,9 @@
 // { dg-options "-gdwarf-2 -dA -fno-debug-types-section" }
 // { dg-do compile }
 // { dg-final { scan-assembler-times "DW_TAG_structure_type" 2 } }
-// { dg-final { scan-assembler-times "DW_AT_name: \"foo<1u>\"|\"foo<1u>..\"\[^\n\]*DW_AT_name" 1 } }
+// { dg-final { scan-assembler-times "DW_AT_name: \"foo<1>\"|\"foo<1u>..\"\[^\n\]*DW_AT_name" 1 } }
 // { dg-final { scan-assembler-times "DW_TAG_enumeration_type" 2 } }
-// { dg-final { scan-assembler-times "DW_AT_name: \"typedef foo<1u>::type type\"|\"typedef foo<1u>::type type..\"\[^\n\]*DW_AT_name" 1 } }
+// { dg-final { scan-assembler-times "DW_AT_name: \"typedef foo<1>::type type\"|\"typedef foo<1>::type type..\"\[^\n\]*DW_AT_name" 1 } }
 // { dg-final { scan-assembler-times "DIE \\(\[^\n\]*\\) DW_TAG_enumeration_type" 1 } }
 // { dg-final { scan-assembler-times "\"e0..\"\[^\n\]*DW_AT_name" 1 } }
 // { dg-final { scan-assembler-times "\"e1..\"\[^\n\]*DW_AT_name" 1 } }

gcc/testsuite/g++.dg/inherit/covariant7.C

@@ -42,8 +42,8 @@ struct c6 : c0, c3, c4
 // { dg-final { scan-tree-dump "28    .*c6::f2" "class" { target ilp32 } } }
 // { dg-final { scan-tree-dump "56    .*c6::f2" "class" { target lp64 } } }
 // once in c1-in-c3-in-c4-in-c6 - lost primary
-// { dg-final { scan-tree-dump "80    .*0u" "class" { target ilp32 } } }
-// { dg-final { scan-tree-dump "160   .*0u" "class" { target lp64 } } }
+// { dg-final { scan-tree-dump "80    .*0" "class" { target ilp32 } } }
+// { dg-final { scan-tree-dump "160   .*0" "class" { target lp64 } } }
 // once in c3-in-c4-in-c6 - c3 vcall offset
 // { dg-final { scan-tree-dump "84    .*c6::_ZTv0_n16_NV2c62f2Ev" "class" { target ilp32 } } }
 // { dg-final { scan-tree-dump "168   .*c6::_ZTv0_n32_NV2c62f2Ev" "class" { target lp64 } } }