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-rw-r--r--toolchain/gcc/common.mk4
1 files changed, 4 insertions, 0 deletions
diff --git a/toolchain/gcc/common.mk b/toolchain/gcc/common.mk
index af971ba78e..5dfbc488cd 100644
--- a/toolchain/gcc/common.mk
+++ b/toolchain/gcc/common.mk
@@ -95,6 +95,10 @@ endif
GCC_CONFIGURE:= \
SHELL="$(BASH)" \
+ $(if $(shell gcc --version 2>&1 | grep LLVM), \
+ CFLAGS="-O2 -fbracket-depth=512 -pipe" \
+ CXXFLAGS="-O2 -fbracket-depth=512 -pipe" \
+ ) \
$(HOST_SOURCE_DIR)/configure \
--with-bugurl=$(BUGURL) \
--with-pkgversion="$(PKGVERSION)" \