AlexanderVasiljev commented on pull request #3836:
URL: https://github.com/apache/incubator-nuttx/pull/3836#issuecomment-856651406
Following configurations have multiple definition of `__start'
> imxrt1060-evk/nshocram
> imxrt1064-evk/nshocram
> raspberrypi-pico/nshsram
It is due to they insert object files in ld scripts and then pass them to
gcc.
```
SECTIONS
{
.text : {
_stext = ABSOLUTE(.);
rp2040_start.o(.text)
. = ALIGN(256);
*(.vectors)
*(.text .text.*)
```
```
.flashxip : ALIGN(4)
{
FILL(0xff)
/* Order matters */
imxrt_start.o(.text)
imxrt_boot.o(.text)
```
Log
```
Building NuttX...
/tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/9.2.1/../../../../arm-none-eabi/bin/ld:
imxrt_start.o: in function `__start':
imxrt_start.c:(.text+0x0): multiple definition of `__start';
/github/workspace/sources/nuttx/staging/libarch.a(imxrt_start.o):imxrt_start.c:(.text+0x0):
first defined here
/tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/9.2.1/../../../../arm-none-eabi/bin/ld:
/github/workspace/sources/nuttx/arch/arm/src/board/imxrt_boot.o: in function
`imxrt_ocram_initialize':
imxrt_boot.c:(.text+0x0): multiple definition of `imxrt_ocram_initialize';
/github/workspace/sources/nuttx/arch/arm/src/board/libboard.a(imxrt_boot.o):imxrt_boot.c:(.text+0x0):
first defined here
/tools/gcc-arm-none-eabi/bin/../lib/gcc/arm-none-eabi/9.2.1/../../../../arm-none-eabi/bin/ld:
/github/workspace/sources/nuttx/arch/arm/src/board/imxrt_boot.o: in function
`imxrt_boardinitialize':
imxrt_boot.c:(.text+0x44): multiple definition of `imxrt_boardinitialize';
/github/workspace/sources/nuttx/arch/arm/src/board/libboard.a(imxrt_boot.o):imxrt_boot.c:(.text+0x44):
first defined here
```
It seems that LD can deal with such situation. Gcc not.
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