[OE-core] [PATCH] gcc-sanitizers: don't use thumb for armv[45]
Martin Jansa
martin.jansa at gmail.com
Wed May 30 11:28:29 UTC 2018
* otherwise it fails with:
sanitizer_linux.s:5749: Error: lo register required -- `ldr ip,[sp],#8'
@ 1538 "../../../../../../../../../work-shared/gcc-8.1.0-r0/gcc-8.1.0/libsanitizer/sanitizer_common/sanitizer_linux.cc" 1
swi 0x0
cmp r0, #0
bne 1f
ldr r0, [sp, #4]
ldr ip, [sp], #8
blx ip
mov r7, #1
swi 0x0
1:
mov r0, r0
Signed-off-by: Martin Jansa <Martin.Jansa at gmail.com>
---
meta/recipes-devtools/gcc/gcc-sanitizers_8.1.bb | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/meta/recipes-devtools/gcc/gcc-sanitizers_8.1.bb b/meta/recipes-devtools/gcc/gcc-sanitizers_8.1.bb
index 601f666023..f3c7058114 100644
--- a/meta/recipes-devtools/gcc/gcc-sanitizers_8.1.bb
+++ b/meta/recipes-devtools/gcc/gcc-sanitizers_8.1.bb
@@ -1,2 +1,7 @@
require recipes-devtools/gcc/gcc-${PV}.inc
require gcc-sanitizers.inc
+
+# Building with thumb enabled on armv4t armv5t fails with
+# sanitizer_linux.s:5749: Error: lo register required -- `ldr ip,[sp],#8'
+ARM_INSTRUCTION_SET_armv4 = "arm"
+ARM_INSTRUCTION_SET_armv5 = "arm"
--
2.17.0
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