pbio/platform/ev3: Fix linker script to merge sections

This allows re-enabling the -fdata-sections -ffunction-sections optimization

Author: ArcaneNibble

bricks/_common/arm_none_eabi.mk

@@ -196,13 +196,8 @@ else ifeq ($(DEBUG), 2)
 CFLAGS += -Os -DNDEBUG -flto=auto
 else
 CFLAGS += -Os -DNDEBUG -flto=auto
-ifneq ($(PB_MCU_FAMILY),TIAM1808)
-# This is used for trimming unused code on smaller platforms, but on EV3 we
-# don't want to enable these flags in order to keep the size of the .elf file
-# small by avoiding huge tables of section names.
 CFLAGS += -fdata-sections -ffunction-sections
 endif
-endif
 
 ifeq ($(PB_MCU_FAMILY),STM32)
 # Required for STM32 library

lib/pbio/platform/ev3/platform.ld

@@ -19,19 +19,29 @@ SECTIONS
     {
         . = ALIGN(4);
         *(.text)
+        *(.text.*)
+    } > DDR
+
+    .rodata :
+    {
+        . = ALIGN(4);
+        *(.rodata)
+        *(.rodata.*)
     } > DDR
 
     .data :
     {
         . = ALIGN(4);
         *(.data)
+        *(.data.*)
     } > DDR
 
     .bss :
     {
         . = ALIGN(4);
         _bss_start = .;
         *(.bss)
+        *(.bss.*)
         . = ALIGN(4);
         _bss_end = .;
     } > DDR