Differences

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--- arm:toolchain [2021/03/03 12:27] – [GCC] utedass
+++ arm:toolchain [2022/09/12 00:30] (current) – external edit 127.0.0.1
@@ Line 5: / Line 5: @@
 [[https://gcc.gnu.org/onlinedocs/gcc-9.3.0/gcc/|Online documentation]]
-Good options [[https://gcc.gnu.org/onlinedocs/gcc-9.3.0/gcc/ARM-Options.html#ARM-Options|Arm options]]
+Good options [[https://gcc.gnu.org/onlinedocs/gcc-9.3.0/gcc/Invoking-GCC.html#Invoking-GCC|Command line options]], [[https://gcc.gnu.org/onlinedocs/gcc-9.3.0/gcc/ARM-Options.html#ARM-Options|Arm options]]
   * -march=armv6-m
   * -mtune=cortex-m0plus
@@ Line 12: / Line 12: @@
   * -mthumb
   * -mno-unaligned-access
+  * To find unused functions: ''%%-ffunction-sections -fdata-sections -Wl,--gc-sections,--print-gc-sections%%''
 Passing linker options through gcc with -Wl,\\
@@ Line 31: / Line 32: @@
 [[https://sourceware.org/binutils/docs-2.34/ld/index.html|Online documentation]]
+[[https://www.silabs.com/community/mcu/32-bit/knowledge-base.entry.html/2018/12/06/understand_the_gnul-PTm6|Understand the linker script]] -- Human readable guide to linker scripts
 ===== as -- Assembler =====
 [[https://sourceware.org/binutils/docs-2.34/as/index.html|Online documentation]]