common.opt: New option.

gcc/

2014-09-26  Jakub Jelinek  <jakub@redhat.com>
	    Max Ostapenko  <m.ostapenko@partner.samsung.com>

	* common.opt: New option.
	* doc/invoke.texi: Describe new option.
	* gcc.c (execute): Don't free first string early, but at the end
	of the function.  Call retry_ice if compiler exited with
	ICE_EXIT_CODE.
	(main): Factor out common code.
	(print_configuration): New function.
	(files_equal_p): Likewise.
	(check_repro): Likewise.
	(run_attempt): Likewise.
	(do_report_bug): Likewise.
	(append_text): Likewise.
	(try_generate_repro): Likewise

Co-Authored-By: Max Ostapenko <m.ostapenko@partner.samsung.com>

From-SVN: r215633

gcc/ChangeLog

+2014-09-26  Jakub Jelinek  <jakub@redhat.com>
+	    Max Ostapenko  <m.ostapenko@partner.samsung.com>
+
+	* common.opt: New option.
+	* doc/invoke.texi: Describe new option.
+	* gcc.c (execute): Don't free first string early, but at the end
+	of the function.  Call retry_ice if compiler exited with
+	ICE_EXIT_CODE.
+	(main): Factor out common code.
+	(print_configuration): New function.
+	(files_equal_p): Likewise.
+	(check_repro): Likewise.
+	(run_attempt): Likewise.
+	(do_report_bug): Likewise.
+	(append_text): Likewise.
+	(try_generate_repro): Likewise
+
 2014-09-25  Andi Kleen  <ak@linux.intel.com>
 
 	* config/i386/i386.c (x86_print_call_or_nop): New function.

gcc/common.opt

@@ -1120,6 +1120,11 @@ fdump-noaddr
 Common Report Var(flag_dump_noaddr)
 Suppress output of addresses in debugging dumps
 
+freport-bug
+Common Driver Var(flag_report_bug)
+Collect and dump debug information into temporary file if ICE in C/C++
+compiler occured.
+
 fdump-passes
 Common Var(flag_dump_passes) Init(0)
 Dump optimization passes

gcc/doc/invoke.texi

@@ -6344,6 +6344,11 @@ feasible to use diff on debugging dumps for compiler invocations with
 different compiler binaries and/or different
 text / bss / data / heap / stack / dso start locations.
 
+@item -freport-bug
+@opindex freport-bug
+Collect and dump debug information into temporary file if ICE in C/C++
+compiler occured.
+
 @item -fdump-unnumbered
 @opindex fdump-unnumbered
 When doing debugging dumps, suppress instruction numbers and address output.