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clang: Fix errors on zero kernel devices

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"const TYPE *ptr" creates a non-const pointer to const data; for the
pointer itself to be rodata requires "TYPE *const ptr".

Taking the size of the pointer is caught by -Werror by default; suppress
that.

Signed-off-by: Stefan O'Rear <sorear@fastmail.com>
This commit is contained in:
Stefan O'Rear 2020-08-01 23:55:35 -04:00 committed by G. Branden Robinson
parent 509f855a94
commit a91e979c5a
2 changed files with 2 additions and 1 deletions
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1
llvm.cmake
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@ -33,6 +33,7 @@ set(CMAKE_CXX_COMPILER "clang++")
set(CMAKE_CXX_COMPILER_ID Clang)
set(CMAKE_CXX_COMPILER_TARGET ${TRIPLE})
string(APPEND c_common_flags " -Wno-sizeof-pointer-div")
string(APPEND c_common_flags " -Qunused-arguments")
string(APPEND c_common_flags " -Wno-constant-logical-operand")
if(NOT ("${TRIPLE}" MATCHES "^riscv"))

2
tools/hardware/outputs/c_header.py
View file

@ -93,7 +93,7 @@ static const kernel_frame_t BOOT_RODATA kernel_devices[] = {
{% endfor %}
};
{% else %}
static const kernel_frame_t BOOT_RODATA *kernel_devices = NULL;
static const kernel_frame_t BOOT_RODATA *const kernel_devices = NULL;
{% endif %}
/* PHYSICAL MEMORY */