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Merge pull request #5595 from jamessan/tsan-pie

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tsan: Compile with -fPIE and updated clang
This commit is contained in:
James McCoy
2016-11-24 09:55:12 -05:00
committed by GitHub
parent cbf2a86c1d ca292c9768
commit 42736d6a2a
6 changed files with 37 additions and 32 deletions
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1
src/nvim/CMakeLists.txt
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@@ -326,6 +326,7 @@ elseif(CLANG_TSAN)
message(STATUS "Enabling Clang thread sanitizer for nvim.")
set_property(TARGET nvim APPEND_STRING PROPERTY COMPILE_FLAGS "-DEXITFREE ")
set_property(TARGET nvim APPEND_STRING PROPERTY COMPILE_FLAGS "-fsanitize=thread ")
set_property(TARGET nvim APPEND_STRING PROPERTY COMPILE_FLAGS "-fPIE ")
set_property(TARGET nvim APPEND_STRING PROPERTY LINK_FLAGS "-fsanitize=thread ")
endif()

24
src/nvim/globals.h
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@@ -788,8 +788,28 @@ EXTERN int vr_lines_changed INIT(= 0); /* #Lines changed by "gR" so far */
/// Encoding used when 'fencs' is set to "default"
EXTERN char_u *fenc_default INIT(= NULL);
// To speed up BYTELEN() we keep a table with the byte lengths for utf-8
EXTERN char utf8len_tab[256];
// To speed up BYTELEN(); keep a lookup table to quickly get the length in
// bytes of a UTF-8 character from the first byte of a UTF-8 string. Bytes
// which are illegal when used as the first byte have a 1. The NUL byte has
// length 1.
EXTERN char utf8len_tab[256] INIT(= {
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2,
3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3,
4, 4, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 6, 6, 1, 1,
});
# if defined(USE_ICONV) && defined(DYNAMIC_ICONV)
/* Pointers to functions and variables to be loaded at runtime */

18
src/nvim/mbyte.c
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@@ -68,24 +68,6 @@ struct interval {
# include "unicode_tables.generated.h"
#endif
/*
* Lookup table to quickly get the length in bytes of a UTF-8 character from
* the first byte of a UTF-8 string.
* Bytes which are illegal when used as the first byte have a 1.
* The NUL byte has length 1.
*/
char utf8len_tab[256] =
{
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,4,4,4,4,4,4,4,4,5,5,5,5,6,6,1,1,
};
/*
* Like utf8len_tab above, but using a zero for illegal lead bytes.
*/

4
src/nvim/msgpack_rpc/helpers.c
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@@ -326,7 +326,9 @@ void msgpack_rpc_from_string(String result, msgpack_packer *res)
FUNC_ATTR_NONNULL_ARG(2)
{
msgpack_pack_str(res, result.size);
msgpack_pack_str_body(res, result.data, result.size);
if (result.size > 0) {
msgpack_pack_str_body(res, result.data, result.size);
}
}
typedef struct {

4
src/nvim/shada.c
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@@ -1575,7 +1575,9 @@ static char *shada_filename(const char *file)
do { \
const String s_ = (s); \
msgpack_pack_bin(spacker, s_.size); \
msgpack_pack_bin_body(spacker, s_.data, s_.size); \
if (s_.size > 0) { \
msgpack_pack_bin_body(spacker, s_.data, s_.size); \
} \
} while (0)
/// Write single ShaDa entry