From: Bernd Schmidt <bernds@gcc.gnu.org>
Date: Fri, 18 Dec 2015 19:48:26 +0000 (+0000)
Subject: Ignore -fdebug-prefix-map in producer string (by Daniel Kahn Gillmor)
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=266cc0c181549c2fb6b50f8f26213cdc89101026;p=gcc.git

Ignore -fdebug-prefix-map in producer string (by Daniel Kahn Gillmor)

	* dwarf2out.c (gen_producer_string): Ignore -fdebug-prefix-map.

testsuite/
	* gcc.dg/debug/dwarf2/prod-options.c: New test.

From-SVN: r231835
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index fec799200b1..11ee6206388 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2015-12-18  Daniel Kahn Gillmor  <dkg@fifthhorseman.net>
+
+	* dwarf2out.c (gen_producer_string): Ignore -fdebug-prefix-map.
+
 2015-12-18  Nathan Sidwell  <nathan@acm.org>
 
 	* config/nvptx/nvptx.c (nvptx_option_override): Emit sorry for
diff --git a/gcc/dwarf2out.c b/gcc/dwarf2out.c
index 067c4f23892..320a077c0c7 100644
--- a/gcc/dwarf2out.c
+++ b/gcc/dwarf2out.c
@@ -21498,6 +21498,7 @@ gen_producer_string (void)
       case OPT_fpreprocessed:
       case OPT_fltrans_output_list_:
       case OPT_fresolution_:
+      case OPT_fdebug_prefix_map_:
 	/* Ignore these.  */
 	continue;
       default:
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 5da1ce4bc2b..b2d9d3bcd50 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2015-12-18  Bernd Schmidt  <bschmidt@redhat.com>
+
+	* gcc.dg/debug/dwarf2/prod-options.c: New test.
+
 2015-12-18  Eric Botcazou  <ebotcazou@adacore.com>
 
 	* gnat.dg/specs/debug1.ads: Bump final count to 18.
diff --git a/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c b/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c
new file mode 100644
index 00000000000..21449f92d6d
--- /dev/null
+++ b/gcc/testsuite/gcc.dg/debug/dwarf2/prod-options.c
@@ -0,0 +1,12 @@
+/* Verify that the DW_AT_producer does not contain certain compiler options
+   such as -fdebug-prefix-map=; this is undesirable since path names make
+   the build not reproducible.  Other skipped options could be tested here
+   as well.  */
+/* { dg-do compile } */
+/* { dg-options "-O2 -gdwarf -dA -fdebug-prefix-map=a=b" } */
+/* { dg-final { scan-assembler "DW_AT_producer: \"GNU C" } } */
+/* { dg-final { scan-assembler-not "debug-prefix-map" } } */
+
+void func (void)
+{
+}