make_huffman_decode_table: avoid void pointer arithmetic

maharmstone · Jan 5, 2021 · 9447d8a · 9447d8a
1 parent 21aa788
commit 9447d8a
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -49,7 +49,7 @@ set(CMAKE_ASM_MASM_COMPILE_OPTIONS_MSVC_RUNTIME_LIBRARY_MultiThreadedDebugDLL ""
 if(MSVC)
  target_compile_options(ntfs2btrfs PRIVATE /W4)
 else()
- target_compile_options(ntfs2btrfs PRIVATE -Wall -Wextra -Wno-address-of-packed-member -Wconversion -Wno-unknown-pragmas)
+ target_compile_options(ntfs2btrfs PRIVATE -Wall -Wextra -Wno-address-of-packed-member -Wconversion -Wno-unknown-pragmas -Werror=pointer-arith)
 endif()
 
 install(TARGETS ntfs2btrfs DESTINATION bin)
diff --git a/src/ebiggers/decompress_common.c b/src/ebiggers/decompress_common.c
@@ -124,7 +124,7 @@ make_huffman_decode_table(u16 decode_table[], unsigned num_syms,
  u16 * const offsets = &working_space[1 * (max_codeword_len + 1)];
  u16 * const sorted_syms = &working_space[2 * (max_codeword_len + 1)];
  s32 remainder = 1;
- void *entry_ptr = decode_table;
+ uint8_t *entry_ptr = decode_table;
  unsigned codeword_len = 1;
  unsigned sym_idx;
  unsigned codeword;