re PR middle-end/39214 (internal compiler error: Segmentation fault)

2009-02-17 Richard Guenther <rguenther@suse.de> PR middle-end/39214 * langhooks.c (lhd_print_error_function): Check for NULL block. From-SVN: r144234

re PR middle-end/39214 (internal compiler error: Segmentation fault)
2009-02-17 Richard Guenther <rguenther@suse.de> PR middle-end/39214 * langhooks.c (lhd_print_error_function): Check for NULL block. From-SVN: r144234
91ab2c86 · Richard Guenther · Richard Biener · 73a63870 · 91ab2c86 · 91ab2c86
Commit 91ab2c86 authored Feb 17, 2009 by Richard Guenther Committed by Richard Biener Feb 17, 2009
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gcc/ChangeLog
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gcc/langhooks.c
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--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
 2009-02-17  Richard Guenther  <rguenther@suse.de>

+	PR middle-end/39214
+	* langhooks.c (lhd_print_error_function): Check for NULL block.
+
+2009-02-17  Richard Guenther  <rguenther@suse.de>
+
 	PR tree-optimization/39204
 	* tree-ssa-pre.c (phi_translate_1): Lookup the value-number
 	of the PHI arg.

--- a/gcc/langhooks.c
+++ b/gcc/langhooks.c
@@ -437,7 +437,7 @@ lhd_print_error_function (diagnostic_context *context, const char *file,
 		  while (block && TREE_CODE (block) == BLOCK)
 		    block = BLOCK_SUPERCONTEXT (block);

-		  if (TREE_CODE (block) == FUNCTION_DECL)
+		  if (block && TREE_CODE (block) == FUNCTION_DECL)
 		    fndecl = block;
 		  abstract_origin = NULL;
 		}