[Buildroot] [git commit branch/2021.05.x] toolchain: improve conditions for gcc bug 99140

[Buildroot] [git commit branch/2021.05.x] toolchain: improve conditions for gcc bug 99140

[Peter Korsgaard]

commit: https://git.buildroot.net/buildroot/commit/?id=a4aac511b54b4c24fff3944b0143d29905ba6dd2
branch: https://git.buildroot.net/buildroot/commit/?id=refs/heads/2021.05.x

Gcc bug 99140 has been fixed on gcc 8.x but reappeared on gcc 9.x while
it's been fixed on gcc 10.x+. So let's update
BR2_TOOLCHAIN_HAS_GCC_BUG_99140 accordingly.

Fixes:
http://autobuild.buildroot.net/results/c55/c55f50a8d657695f0d5492c32efa666254cd7f99/

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>
(cherry picked from commit fe4e06d3176b01834fda92d25ae7ece65f3550e0)
Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
---
 toolchain/Config.in | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/toolchain/Config.in b/toolchain/Config.in
index 60328c8aa5..2c9fdb09a1 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -171,10 +171,13 @@ config BR2_TOOLCHAIN_HAS_GCC_BUG_93847
 
 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=99410
 # Error: branch offset out of range on Nios II. This bug
-# no longer exists in gcc >= 8.x.
+# no longer exists in gcc 8.x but reappeared on gcc 9.x and has been
+# fixed on gcc 10.x.
 config BR2_TOOLCHAIN_HAS_GCC_BUG_99140
 	bool
-	default y if BR2_nios2 && !BR2_TOOLCHAIN_GCC_AT_LEAST_8
+	default y if !BR2_TOOLCHAIN_GCC_AT_LEAST_8
+	default y if BR2_TOOLCHAIN_GCC_AT_LEAST_9 && !BR2_TOOLCHAIN_GCC_AT_LEAST_10
+	depends on BR2_nios2
 
 # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101737
 # ICE: SH4 -Os causes internal compiler error. This bug
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