Hi while trying to optimize my code I was trying to get the compiler to place the internal variables into some non overlayed section with the '--preplace-udata-with' command line option but in all circumstances I've tried it results in one or more error messages of the following form:
sdcc(6758) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug Below is the complete result of one clean make for my application: br Kusti **** Build of configuration Default for project Toad3V2 **** make all Makefile:87: ../obj/cmdQueue.dep: No such file or directory Makefile:87: ./obj/cmdInterp.dep: No such file or directory Makefile:87: ./obj/usartirq.dep: No such file or directory Makefile:87: ../obj/main.dep: No such file or directory Makefile:87: ../obj/tests.dep: No such file or directory Makefile:87: ../obj/stepper.dep: No such file or directory sdcc(6721) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug sdcc(6727) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug sdcc(6733) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug sdcc(6739) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug sdcc(6745) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug sdcc(6751) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa cmdQueue.c -o ../obj/cmdQueue.o sdcc(6755) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa cmdInterp.c -o ./obj/cmdInterp.o sdcc(6758) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa usartirq.c -o ../obj/usartirq.o sdcc(6761) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa main.c -o ../obj/main.o sdcc(6764) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa tests.c -o ./obj/tests.o sdcc(6767) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa stepper.c -o ../obj/stepper.o sdcc(6770) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc -c "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa stepperIrq.c -o ../obj/stepperIrq.o sdcc(6773) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug /usr/local/bin/sdcc "-Wl,-m,-s 18f4550.lkr" -mpic16 -p18f4550 --disable-warning 85 --std-sdcc99 --obanksel=3 --preplace-udata-with=huuhaa -o ../obj/toad3.hex ./obj/cmdQueue.o ../obj/cmdInterp.o ../obj/usartirq.o ../obj/main.o ./obj/tests.o ../obj/stepper.o ../obj/stepperIrq.o libc18f.lib libio18f4550.lib libm18f.lib libsdcc.lib sdcc(6776) malloc: *** error for object 0x1eff1f: Non-aligned pointer being freed *** set a breakpoint in malloc_error_break to debug ------------------------------------------------------------------------------ _______________________________________________ Sdcc-user mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/sdcc-user
