Change in simtrace2[master]: drop unused exidx sections when linking

[Hoernchen]

Hoernchen has uploaded this change for review. ( https://gerrit.osmocom.org/c/simtrace2/+/25848 )


Change subject: drop unused exidx sections when linking
......................................................................

drop unused exidx sections when linking

clang might emit those even though they are neither needed or wanted,
so just get rid of them.

Change-Id: I159b4405cebe72af4d98b27f876c48835ffd6e2d
---
M firmware/libboard/common/resources/sam3s4/dfu.ld
M firmware/libboard/common/resources/sam3s4/flash.ld
2 files changed, 6 insertions(+), 12 deletions(-)



  git pull ssh://gerrit.osmocom.org:29418/simtrace2 refs/changes/48/25848/1

diff --git a/firmware/libboard/common/resources/sam3s4/dfu.ld b/firmware/libboard/common/resources/sam3s4/dfu.ld
index a485770..db747fa 100644
--- a/firmware/libboard/common/resources/sam3s4/dfu.ld
+++ b/firmware/libboard/common/resources/sam3s4/dfu.ld
@@ -96,13 +96,10 @@
         _efixed = .;            /* End of text section */
     } > rom
 
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
+    /DISCARD/ :
     {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
+        *(.ARM.exidx)
+    }
 
     . = ALIGN(4); 
     _etext = .;
diff --git a/firmware/libboard/common/resources/sam3s4/flash.ld b/firmware/libboard/common/resources/sam3s4/flash.ld
index f5cdbfd..50631c6 100644
--- a/firmware/libboard/common/resources/sam3s4/flash.ld
+++ b/firmware/libboard/common/resources/sam3s4/flash.ld
@@ -94,13 +94,10 @@
         _efixed = .;            /* End of text section */
     } > rom
 
-    /* .ARM.exidx is sorted, so has to go in its own output section.  */
-    PROVIDE_HIDDEN (__exidx_start = .);
-    .ARM.exidx :
+    /DISCARD/ :
     {
-      *(.ARM.exidx* .gnu.linkonce.armexidx.*)
-    } > rom
-    PROVIDE_HIDDEN (__exidx_end = .);
+        *(.ARM.exidx)
+    }
 
     . = ALIGN(4); 
     _etext = .;

-- 
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Gerrit-Project: simtrace2
Gerrit-Branch: master
Gerrit-Change-Id: I159b4405cebe72af4d98b27f876c48835ffd6e2d
Gerrit-Change-Number: 25848
Gerrit-PatchSet: 1
Gerrit-Owner: Hoernchen <ewild at sysmocom.de>
Gerrit-MessageType: newchange
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