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| author | Wladimir J. van der Laan <laanwj@gmail.com> | 2018-07-05 13:21:37 +0200 |
|---|---|---|
| committer | Wladimir J. van der Laan <laanwj@gmail.com> | 2018-07-05 13:34:15 +0200 |
| commit | 40334c71d617ca08caf2ac13acf112ed590e5a88 (patch) | |
| tree | 134fe0b4cb04578a8dc00fd5ab86341496a3a7b5 /configure.ac | |
| parent | b77c38e06c7f7383066f921db628a3616946cfe5 (diff) | |
| parent | 49d1f4cdde6d3289cb8c18ad35fc739371e25388 (diff) | |
Merge #13580: build: Detect if char equals int8_t
49d1f4cdd Detect if char equals int8_t (Chun Kuan Lee)
Pull request description:
Probably fixes #13576. I'm not able to test this. @stacepellegrino, can you test this?
Tree-SHA512: b750e00e11e6b6f6341fec668ec2254cc101c8ebdd4878f320d6cb3b07cf326761146e4ceff0b6405b7e503ff64c093a8274bd524a097e2c49382dc296972c4f
Diffstat (limited to 'configure.ac')
| -rw-r--r-- | configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index e4142f5762..9fba9d0851 100644 --- a/configure.ac +++ b/configure.ac @@ -808,6 +808,14 @@ AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <sys/types.h> [ AC_MSG_RESULT(no)] ) +AC_MSG_CHECKING(for if type char equals int8_t) +AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[#include <stdint.h> + #include <type_traits>]], + [[ static_assert(std::is_same<int8_t, char>::value, ""); ]])], + [ AC_MSG_RESULT(yes); AC_DEFINE(CHAR_EQUALS_INT8, 1,[Define this symbol if type char equals int8_t]) ], + [ AC_MSG_RESULT(no)] +) + # Check for reduced exports if test x$use_reduce_exports = xyes; then AX_CHECK_COMPILE_FLAG([-fvisibility=hidden],[RE_CXXFLAGS="-fvisibility=hidden"], |