bfd/

	* elf32-arm.c (elf32_arm_gc_sweep_hook): Remove all registered
	dynamic relocs for the removed section.

ld/testsuite/
	* ld-arm/gc-thumb-lib.s, ld-arm/gc-thumb.s,
	ld-arm/gc-thumb.d: New test.
	* ld-arm/arm-elf.exp: Run it.

4 files changed, 25 insertions, 0 deletions

diff --git a/ld/testsuite/ld-arm/arm-elf.exp b/ld/testsuite/ld-arm/arm-elf.exp
index 9ba7b56..9efdaf0 100644
--- a/ld/testsuite/ld-arm/arm-elf.exp
+++ b/ld/testsuite/ld-arm/arm-elf.exp
@@ -261,6 +261,12 @@ set armelftests {
     {"Unwinding and -gc-sections" "-gc-sections" "" {gc-unwind.s}
      {{objdump -sj.data gc-unwind.d}}
      "gc-unwind"}
+    {"Thumb and -gc-sections" "-shared -T arm-dyn.ld" "" {gc-thumb-lib.s}
+     {}
+     "gc-thumb-lib.so"}
+    {"Thumb and -gc-sections" "-pie -T arm.ld -gc-sections tmpdir/gc-thumb-lib.so" "" {gc-thumb.s}
+     {{readelf --relocs gc-thumb.d}}
+     "gc-thumb"}
     {"arm-pic-veneer" "-static -T arm.ld --pic-veneer" "" {arm-pic-veneer.s}
      {{objdump -d arm-pic-veneer.d}}
      "arm-pic-veneer"}
diff --git a/ld/testsuite/ld-arm/gc-thumb-lib.s b/ld/testsuite/ld-arm/gc-thumb-lib.s
new file mode 100644
index 0000000..2065d35
--- /dev/null
+++ b/ld/testsuite/ld-arm/gc-thumb-lib.s
@@ -0,0 +1,6 @@
+	.data
+	.globl	foo
+	.type	foo,%object
+	.size	foo,4
+foo:
+	.word	0
diff --git a/ld/testsuite/ld-arm/gc-thumb.d b/ld/testsuite/ld-arm/gc-thumb.d
new file mode 100644
index 0000000..9a75562
--- /dev/null
+++ b/ld/testsuite/ld-arm/gc-thumb.d
@@ -0,0 +1,2 @@
+
+There are no relocations in this file\.
diff --git a/ld/testsuite/ld-arm/gc-thumb.s b/ld/testsuite/ld-arm/gc-thumb.s
new file mode 100644
index 0000000..4051f8d
--- /dev/null
+++ b/ld/testsuite/ld-arm/gc-thumb.s
@@ -0,0 +1,11 @@
+	.arch	armv7-a
+	.syntax	unified
+	.text
+	.globl	_start
+_start:
+	mov	pc,lr
+
+	.section .text.foo,"ax",%progbits
+	.thumb
+	movw	r0,#:lower16:foo-.
+	movt	r0,#:upper16:foo-.