File optimize_harder_Ofast.patch of Package linux-px

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File optimize_harder_Ofast.patch of Package linux-px (Revision a08f4f1ef19c8dbf65ca17e97b70f137)

Currently displaying revision a08f4f1ef19c8dbf65ca17e97b70f137 , Show latest

--- a/init/Kconfig
+++ b/init/Kconfig
@@ -1397,10 +1397,10 @@
 	default CC_OPTIMIZE_FOR_PERFORMANCE
 
 config CC_OPTIMIZE_FOR_PERFORMANCE
-	bool "Optimize for performance (-O2)"
+	bool "Optimize for performance (-Ofast)"
 	help
 	  This is the default optimization level for the kernel, building
-	  with the "-O2" compiler flag for best performance and most
+	  with the "-Ofast" compiler flag for best performance and most
 	  helpful compile-time warnings.
 
 config CC_OPTIMIZE_FOR_SIZE
--- a/Makefile
+++ b/Makefile
@@ -449,7 +449,7 @@
 HOSTPKG_CONFIG	= pkg-config
 
 KBUILD_USERHOSTCFLAGS := -Wall -Wmissing-prototypes -Wstrict-prototypes \
-			 -O2 -fomit-frame-pointer -std=gnu11
+			 -Ofast -fomit-frame-pointer -std=gnu11
 KBUILD_USERCFLAGS  := $(KBUILD_USERHOSTCFLAGS) $(USERCFLAGS)
 KBUILD_USERLDFLAGS := $(USERLDFLAGS)
 
@@ -470,7 +470,7 @@
 			    -Wclippy::dbg_macro
 
 KBUILD_HOSTCFLAGS   := $(KBUILD_USERHOSTCFLAGS) $(HOST_LFS_CFLAGS) $(HOSTCFLAGS)
-KBUILD_HOSTCXXFLAGS := -Wall -O2 $(HOST_LFS_CFLAGS) $(HOSTCXXFLAGS)
+KBUILD_HOSTCXXFLAGS := -Wall -Ofast $(HOST_LFS_CFLAGS) $(HOSTCXXFLAGS)
 KBUILD_HOSTRUSTFLAGS := $(rust_common_flags) -O -Cstrip=debuginfo \
 			-Zallow-features= $(HOSTRUSTFLAGS)
 KBUILD_HOSTLDFLAGS  := $(HOST_LFS_LDFLAGS) $(HOSTLDFLAGS)
@@ -829,7 +829,7 @@
 KBUILD_CFLAGS	+= $(call cc-disable-warning, address-of-packed-member)
 
 ifdef CONFIG_CC_OPTIMIZE_FOR_PERFORMANCE
-KBUILD_CFLAGS += -O2
+KBUILD_CFLAGS += -Ofast
 KBUILD_RUSTFLAGS += -Copt-level=2
 else ifdef CONFIG_CC_OPTIMIZE_FOR_SIZE
 KBUILD_CFLAGS += -Os

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File optimize_harder_Ofast.patch of Package linux-px (Revision a08f4f1ef19c8dbf65ca17e97b70f137)

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