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[Bug c++/51854] [4.4/4.5/4.6/4.7 Regression] ICE in mangle.c with literal of complex floating type
- From: "jakub at gcc dot gnu.org" <gcc-bugzilla at gcc dot gnu dot org>
- To: gcc-bugs at gcc dot gnu dot org
- Date: Mon, 16 Jan 2012 18:29:41 +0000
- Subject: [Bug c++/51854] [4.4/4.5/4.6/4.7 Regression] ICE in mangle.c with literal of complex floating type
- Auto-submitted: auto-generated
- References: <bug-51854-4@http.gcc.gnu.org/bugzilla/>
http://gcc.gnu.org/bugzilla/show_bug.cgi?id=51854
Jakub Jelinek <jakub at gcc dot gnu.org> changed:
What |Removed |Added
----------------------------------------------------------------------------
CC| |jakub at gcc dot gnu.org,
| |jason at gcc dot gnu.org
--- Comment #2 from Jakub Jelinek <jakub at gcc dot gnu.org> 2012-01-16 18:29:41 UTC ---
I wonder whether:
--- gcc/cp/mangle.c.jj 2012-01-13 21:47:31.000000000 +0100
+++ gcc/cp/mangle.c 2012-01-16 19:26:48.474088778 +0100
@@ -2927,6 +2927,25 @@ write_template_arg_literal (const tree v
write_real_cst (value);
break;
+ case COMPLEX_CST:
+ if (TREE_CODE (TREE_REALPART (value)) == INTEGER_CST
+ && TREE_CODE (TREE_IMAGPART (value)) == INTEGER_CST)
+ {
+ write_integer_cst (TREE_REALPART (value));
+ write_char ('_');
+ write_integer_cst (TREE_IMAGPART (value));
+ }
+ else if (TREE_CODE (TREE_REALPART (value)) == REAL_CST
+ && TREE_CODE (TREE_IMAGPART (value)) == REAL_CST)
+ {
+ write_real_cst (TREE_REALPART (value));
+ write_char ('_');
+ write_real_cst (TREE_IMAGPART (value));
+ }
+ else
+ gcc_unreachable ();
+ break;
+
case STRING_CST:
sorry ("string literal in function template signature");
break;
isn't the right fix for this (of course, missing testcases etc.).