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-rw-r--r--Arduino.mk4
-rw-r--r--HISTORY.md1
2 files changed, 3 insertions, 2 deletions
diff --git a/Arduino.mk b/Arduino.mk
index 08af529..2d34ef0 100644
--- a/Arduino.mk
+++ b/Arduino.mk
@@ -1685,9 +1685,9 @@ pre-build:
# copied from arduino with start-group, end-group
$(TARGET_ELF): $(LOCAL_OBJS) $(CORE_LIB) $(OTHER_OBJS)
-# sam devices need start and end group
+# sam devices need start and end group, and must be linked using C++ compiler
ifeq ($(findstring sam, $(strip $(ARCHITECTURE))), sam)
- $(CC) $(LINKER_SCRIPTS) -Wl,-Map=$(OBJDIR)/$(TARGET).map -o $@ $(LOCAL_OBJS) $(OTHER_OBJS) $(OTHER_LIBS) $(LDFLAGS) $(CORE_LIB) -Wl,--end-group
+ $(CXX) $(LINKER_SCRIPTS) -Wl,-Map=$(OBJDIR)/$(TARGET).map -o $@ $(LOCAL_OBJS) $(OTHER_OBJS) $(OTHER_LIBS) $(LDFLAGS) $(CORE_LIB) -Wl,--end-group
# otherwise traditional
else
$(CC) $(LDFLAGS) -o $@ $(LOCAL_OBJS) $(OTHER_OBJS) $(OTHER_LIBS) $(CORE_LIB) -lc -lm $(LINKER_SCRIPTS)
diff --git a/HISTORY.md b/HISTORY.md
index 9d892e5..5f538a0 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -13,6 +13,7 @@ I tried to give credit whenever possible. If I have missed anyone, kindly add it
- Fix: Grab USB_PRODUCT and USB_MANUFACTURER from boards.txt for 32u4 boards (issue #594).
- Fix: Show the configuration when ARDUINO_QUIET=0
- Fix: Travis build and bring Arduino IDE upto date
+- Fix: Builds for SAMD-based boards use the C++ compiler for linking (issue #644). (https://github.com/kpfleming)
- Tweak: Move chip erase flag from set_fuses to ispload to prevent sketch being nuked when setting fuses
- Tweak: Set ARDMK_VERSION to 1.6 (https://github.com/sej7278)
- Tweak: Move non-standard-related items from CxxFLAGS_STD to CxxFLAGS (issue #523) (https://github.com/sej7278)