From 3cfaaaf1eb97d858e583412616f68f75fdad5da5 Mon Sep 17 00:00:00 2001
From: herman ten brugge <hermantenbrugge@home.nl>
Date: Wed, 5 Aug 2020 13:55:11 +0200
Subject: [PATCH] Fix dll on arm.

Do not output the arm stack unwinding section (SHT_ARM_EXIDX).
---
 tccelf.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tccelf.c b/tccelf.c
index 5e4c7daf..ff83eb45 100644
--- a/tccelf.c
+++ b/tccelf.c
@@ -1794,6 +1794,13 @@ static int alloc_sec_names(TCCState *s1, int file_type, Section *strsec)
             /* we output all sections if debug or object file */
             s->sh_size = s->data_offset;
         }
+#ifdef TCC_TARGET_ARM
+        /* XXX: Suppress stack unwinding section. */
+        if (s->sh_type == SHT_ARM_EXIDX) {
+            s->sh_flags = 0;
+            s->sh_size = 0;
+        }
+#endif
 	if (s->sh_size || (s->sh_flags & SHF_ALLOC))
             s->sh_name = put_elf_str(strsec, s->name);
     }