[Buildroot] [PATCH 1/2] toolchain: introduce BR2_TOOLCHAIN_HAS_GCC_BUG_101737

Giulio Benetti giulio.benetti at benettiengineering.com
Tue Aug 3 08:42:44 UTC 2021


pixman package fails to build for the SH4 architecture with optimization
enabled with gcc up to 11.1.0:
http://autobuild.buildroot.net/results/b20/b20869bbb48edb1f0a847ea9e2e1a0462d6350be/

It's been reported upstream:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101737

Signed-off-by: Giulio Benetti <giulio.benetti at benettiengineering.com>
---
 toolchain/Config.in | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/toolchain/Config.in b/toolchain/Config.in
index 3598307b20..3888eeafe2 100644
--- a/toolchain/Config.in
+++ b/toolchain/Config.in
@@ -170,6 +170,13 @@ config BR2_TOOLCHAIN_HAS_GCC_BUG_99140
 	bool
 	default y if BR2_nios2 && !BR2_TOOLCHAIN_GCC_AT_LEAST_9
 
+# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=101737
+# ICE: SH4 -Os causes internal compiler error. This bug
+# still exists in gcc = 11.1.0
+config BR2_TOOLCHAIN_HAS_GCC_BUG_101737
+	bool
+	default y if BR2_sh4
+
 config BR2_TOOLCHAIN_HAS_NATIVE_RPC
 	bool
 
-- 
2.25.1



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