* PR26419, ASAN: mn10300_elf_relax_section elf-m10300.c:3943
@ 2020-08-25 13:26 Alan Modra
0 siblings, 0 replies; only message in thread
From: Alan Modra @ 2020-08-25 13:26 UTC (permalink / raw)
To: binutils
PR 26419
* elf-m10300.c (mn10300_elf_relax_section): Don't attempt access
before start of section.
diff --git a/bfd/elf-m10300.c b/bfd/elf-m10300.c
index ae8cac84e6..7c63ce4cd1 100644
--- a/bfd/elf-m10300.c
+++ b/bfd/elf-m10300.c
@@ -3932,7 +3932,7 @@ mn10300_elf_relax_section (bfd *abfd,
/* See if the value will fit in 24 bits.
We allow any 16bit match here. We prune those we can't
handle below. */
- if ((long) value < 0x7fffff && (long) value > -0x800000)
+ if (value + 0x800000 < 0x1000000 && irel->r_offset >= 3)
{
unsigned char code;
@@ -4003,7 +4003,7 @@ mn10300_elf_relax_section (bfd *abfd,
/* See if the value will fit in 16 bits.
We allow any 16bit match here. We prune those we can't
handle below. */
- if ((long) value < 0x7fff && (long) value > -0x8000)
+ if (value + 0x8000 < 0x10000 && irel->r_offset >= 2)
{
unsigned char code;
--
Alan Modra
Australia Development Lab, IBM
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