Blame SOURCES/binutils-remove-empty-ISA-properties.patch

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diff -rup binutils.orig/bfd/elfxx-x86.c binutils-2.30/bfd/elfxx-x86.c
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--- binutils.orig/bfd/elfxx-x86.c	2018-07-30 16:01:04.881710127 +0100
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+++ binutils-2.30/bfd/elfxx-x86.c	2018-07-30 16:01:28.809447800 +0100
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@@ -2320,13 +2320,34 @@ _bfd_x86_elf_merge_gnu_properties (struc
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 	{
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 	  number = aprop->u.number;
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 	  aprop->u.number = number | bprop->u.number;
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-	  updated = number != (unsigned int) aprop->u.number;
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+	  /* Remove the property if ISA bits are empty.  */
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+	  if (aprop->u.number == 0)
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+	    {
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+	      aprop->pr_kind = property_remove;
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+	      updated = TRUE;
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+	    }
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+	  else
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+	    updated = number != (unsigned int) aprop->u.number;
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 	}
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       else
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 	{
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-	  /* Return TRUE if APROP is NULL to indicate that BPROP should
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-	     be added to ABFD.  */
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-	  updated = aprop == NULL;
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+	  /* Only one of APROP and BPROP can be NULL.  */
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+	  if (aprop != NULL)
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+	    {
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+	      if (aprop->u.number == 0)
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+		{
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+		  /* Remove APROP if ISA bits are empty.  */
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+		  aprop->pr_kind = property_remove;
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+		  updated = TRUE;
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+		}
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+	    }
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+	  else
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+	    {
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+	      /* Return TRUE if APROP is NULL and ISA bits of BPROP
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+		 aren't empty to indicate that BPROP should be added
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+		 to ABFD.  */
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+	      updated = bprop->u.number != 0;
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+	    }
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 	}
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       break;
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diff -rup binutils.orig/ld/testsuite/ld-i386/i386.exp binutils-2.30/ld/testsuite/ld-i386/i386.exp
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--- binutils.orig/ld/testsuite/ld-i386/i386.exp	2018-07-30 16:00:54.241826775 +0100
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+++ binutils-2.30/ld/testsuite/ld-i386/i386.exp	2018-07-30 16:02:58.911459984 +0100
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@@ -450,6 +450,8 @@ run_dump_test "pr22115-1b"
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 run_dump_test "pr22115-1c"
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 run_dump_test "pr22115-1d"
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 run_dump_test "pr22135"
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+run_dump_test "pr23372a"
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+run_dump_test "pr23372b"
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 if { !([istarget "i?86-*-linux*"]
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        || [istarget "i?86-*-gnu*"]
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diff -rup binutils.orig/ld/testsuite/ld-x86-64/x86-64.exp binutils-2.30/ld/testsuite/ld-x86-64/x86-64.exp
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--- binutils.orig/ld/testsuite/ld-x86-64/x86-64.exp	2018-07-30 16:00:55.340814726 +0100
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+++ binutils-2.30/ld/testsuite/ld-x86-64/x86-64.exp	2018-07-30 16:03:32.624090383 +0100
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@@ -379,6 +379,10 @@ run_dump_test "pr22115-1c-x32"
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 run_dump_test "pr22115-1d"
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 run_dump_test "pr22115-1d-x32"
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 run_dump_test "pr22135"
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+run_dump_test "pr23372a"
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+run_dump_test "pr23372a-x32"
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+run_dump_test "pr23372b"
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+run_dump_test "pr23372b-x32"
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 if { ![istarget "x86_64-*-linux*"] && ![istarget "x86_64-*-nacl*"]} {
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     return
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diff --git a/ld/testsuite/ld-i386/pr23372a.d b/ld/testsuite/ld-i386/pr23372a.d
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new file mode 100644
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index 0000000000..b75523bdc3
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--- /dev/null
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+++ b/ld/testsuite/ld-i386/pr23372a.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372b.s
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+#as: --32
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+#ld: -r -m elf_i386
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+#readelf: -n
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diff --git a/ld/testsuite/ld-i386/pr23372a.s b/ld/testsuite/ld-i386/pr23372a.s
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new file mode 100644
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index 0000000000..9849d620a1
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--- /dev/null
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+++ b/ld/testsuite/ld-i386/pr23372a.s
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@@ -0,0 +1,18 @@
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+	.section ".note.gnu.property", "a"
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+	.p2align 2
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+	.p2align 2
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+	/* GNU_PROPERTY_X86_ISA_1_USED */
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+	.long 0xc0000000	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+	.p2align 2
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+4:
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diff --git a/ld/testsuite/ld-i386/pr23372b.d b/ld/testsuite/ld-i386/pr23372b.d
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new file mode 100644
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index 0000000000..a8e9c819a4
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--- /dev/null
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+++ b/ld/testsuite/ld-i386/pr23372b.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372c.s
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+#as: --32
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+#ld: -r -m elf_i386
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+#readelf: -n
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diff --git a/ld/testsuite/ld-i386/pr23372b.s b/ld/testsuite/ld-i386/pr23372b.s
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new file mode 100644
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index 0000000000..9849d620a1
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--- /dev/null
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+++ b/ld/testsuite/ld-i386/pr23372b.s
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@@ -0,0 +1,18 @@
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+	.section ".note.gnu.property", "a"
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+	.p2align 2
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+	.p2align 2
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+	/* GNU_PROPERTY_X86_ISA_1_USED */
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+	.long 0xc0000000	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+	.p2align 2
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+4:
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diff --git a/ld/testsuite/ld-i386/pr23372c.s b/ld/testsuite/ld-i386/pr23372c.s
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new file mode 100644
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index 0000000000..3470dce649
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--- /dev/null
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+++ b/ld/testsuite/ld-i386/pr23372c.s
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@@ -0,0 +1,18 @@
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+	.section ".note.gnu.property", "a"
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+	.p2align 2
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+	.p2align 2
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+	/* GNU_PROPERTY_X86_ISA_1_NEEDED */
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+	.long 0xc0000001	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+	.p2align 2
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+4:
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diff --git a/ld/testsuite/ld-x86-64/pr23372a-x32.d b/ld/testsuite/ld-x86-64/pr23372a-x32.d
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new file mode 100644
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index 0000000000..9f93642364
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372a-x32.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372b.s
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+#as: --x32
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+#ld: -r -m elf32_x86_64
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+#readelf: -n
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diff --git a/ld/testsuite/ld-x86-64/pr23372a.d b/ld/testsuite/ld-x86-64/pr23372a.d
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new file mode 100644
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index 0000000000..ee688fc2e2
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372a.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372b.s
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+#as: --64 -defsym __64_bit__=1
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+#ld: -r -m elf_x86_64
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+#readelf: -n
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diff --git a/ld/testsuite/ld-x86-64/pr23372a.s b/ld/testsuite/ld-x86-64/pr23372a.s
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new file mode 100644
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index 0000000000..639fc26de4
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372a.s
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@@ -0,0 +1,30 @@
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+	.section ".note.gnu.property", "a"
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	/* GNU_PROPERTY_X86_ISA_1_USED */
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+	.long 0xc0000000	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+4:
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diff --git a/ld/testsuite/ld-x86-64/pr23372b-x32.d b/ld/testsuite/ld-x86-64/pr23372b-x32.d
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new file mode 100644
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index 0000000000..5b0cf98618
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372b-x32.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372c.s
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+#as: --x32
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+#ld: -r -m elf32_x86_64
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+#readelf: -n
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diff --git a/ld/testsuite/ld-x86-64/pr23372b.d b/ld/testsuite/ld-x86-64/pr23372b.d
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new file mode 100644
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index 0000000000..727afa8ab5
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372b.d
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@@ -0,0 +1,5 @@
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+#source: pr23372a.s
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+#source: pr23372c.s
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+#as: --64 -defsym __64_bit__=1
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+#ld: -r -m elf_x86_64
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+#readelf: -n
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diff --git a/ld/testsuite/ld-x86-64/pr23372b.s b/ld/testsuite/ld-x86-64/pr23372b.s
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new file mode 100644
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index 0000000000..639fc26de4
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372b.s
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@@ -0,0 +1,30 @@
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+	.section ".note.gnu.property", "a"
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	/* GNU_PROPERTY_X86_ISA_1_USED */
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+	.long 0xc0000000	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+4:
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diff --git a/ld/testsuite/ld-x86-64/pr23372c.s b/ld/testsuite/ld-x86-64/pr23372c.s
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new file mode 100644
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index 0000000000..b4eaf69777
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--- /dev/null
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+++ b/ld/testsuite/ld-x86-64/pr23372c.s
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@@ -0,0 +1,30 @@
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+	.section ".note.gnu.property", "a"
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	.long 1f - 0f		/* name length.  */
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+	.long 4f - 1f		/* data length.  */
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+	/* NT_GNU_PROPERTY_TYPE_0 */
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+	.long 5			/* note type.  */
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+0:
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+	.asciz "GNU"		/* vendor name.  */
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+1:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+	/* GNU_PROPERTY_X86_ISA_1_NEEDED */
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+	.long 0xc0000001	/* pr_type.  */
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+	.long 3f - 2f		/* pr_datasz.  */
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+2:
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+	.long 0x0
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+3:
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+.ifdef __64_bit__
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+	.p2align 3
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+.else
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+	.p2align 2
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+.endif
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+4: