Don't use C++ comments in assembly

[Alan Modra]

It might seem to work, but only if '/' is a start of comment char.

	* testsuite/ld-elf/dt-relr-1.s: Use # for comment.
	* testsuite/ld-elf/dt-relr-2.s: Likewise.
	* testsuite/ld-elf/dt-relr-3.s: Likewise.

diff --git a/ld/testsuite/ld-elf/dt-relr-1.s b/ld/testsuite/ld-elf/dt-relr-1.s
index 1eb34588160..ce1a876b1e8 100644
--- a/ld/testsuite/ld-elf/dt-relr-1.s
+++ b/ld/testsuite/ld-elf/dt-relr-1.s
@@ -9,5 +9,5 @@ _start:
 	.globl data
 data:
 	.byte 0
-	// Offset is not a multiple of 2.  Don't use DT_RELR.
+# Offset is not a multiple of 2.  Don't use DT_RELR.
 	.dc.a __ehdr_start + 10
diff --git a/ld/testsuite/ld-elf/dt-relr-2.s b/ld/testsuite/ld-elf/dt-relr-2.s
index bd1f3dfa16f..1fcee6c6fce 100644
--- a/ld/testsuite/ld-elf/dt-relr-2.s
+++ b/ld/testsuite/ld-elf/dt-relr-2.s
@@ -16,5 +16,5 @@ data:
 	.dc.a __ehdr_start + 9
 
 	.byte 0
-	// Offset is not a multiple of 2.  Don't use DT_RELR.
+# Offset is not a multiple of 2.  Don't use DT_RELR.
 	.dc.a __ehdr_start + 10
diff --git a/ld/testsuite/ld-elf/dt-relr-3.s b/ld/testsuite/ld-elf/dt-relr-3.s
index d020132466f..41ea08ec28c 100644
--- a/ld/testsuite/ld-elf/dt-relr-3.s
+++ b/ld/testsuite/ld-elf/dt-relr-3.s
@@ -4,7 +4,7 @@
 _start:
 	.byte 0
 
-	// Section alignment is not a multiple of 2.  Don't use DT_RELR.
+# Section alignment is not a multiple of 2.  Don't use DT_RELR.
 	.data
 	.p2align 0
 	.globl data

-- 
Alan Modra
Australia Development Lab, IBM