From 8beb36c240d162bfb3f12dceb46d409eee26722d Mon Sep 17 00:00:00 2001
From: Scott Shawcroft <scott@tannewt.org>
Date: Tue, 20 Oct 2020 09:24:03 -0700
Subject: Use one lto partition

This leads to smaller code size at the expense of slower linking.

We can turn partitioning back on with GCC10 because it produces smaller code.
---
 ports/atmel-samd/Makefile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'ports')

diff --git a/ports/atmel-samd/Makefile b/ports/atmel-samd/Makefile
index 2593377eb..817cc9e3b 100644
--- a/ports/atmel-samd/Makefile
+++ b/ports/atmel-samd/Makefile
@@ -121,7 +121,7 @@ $(echo PERIPHERALS_CHIP_FAMILY=$(PERIPHERALS_CHIP_FAMILY))
 ifeq ($(DEBUG), 1)
   CFLAGS += -ggdb3 -Og
   # You may want to disable -flto if it interferes with debugging.
-  CFLAGS += -flto
+  CFLAGS += -flto -flto-partition=none
   # You may want to enable these flags to make setting breakpoints easier.
   # CFLAGS += -fno-inline -fno-ipa-sra
   ifeq ($(CHIP_FAMILY), samd21)
@@ -144,7 +144,7 @@ else
     CFLAGS += -finline-limit=$(CFLAGS_INLINE_LIMIT)
   endif
 
-  CFLAGS += -flto
+  CFLAGS += -flto -flto-partition=none
 
   ifeq ($(CIRCUITPY_FULL_BUILD),0)
     CFLAGS += --param inline-unit-growth=15 --param max-inline-insns-auto=20
-- 
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