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-rwxr-xr-xllvm/cmake/config-ix.cmake1
-rw-r--r--llvm/include/llvm/Config/config.h.cmake2
2 files changed, 2 insertions, 1 deletions
diff --git a/llvm/cmake/config-ix.cmake b/llvm/cmake/config-ix.cmake
index 90e83070b9c..5c34fd04453 100755
--- a/llvm/cmake/config-ix.cmake
+++ b/llvm/cmake/config-ix.cmake
@@ -148,6 +148,7 @@ check_symbol_exists(arc4random "stdlib.h" HAVE_DECL_ARC4RANDOM)
check_symbol_exists(backtrace "execinfo.h" HAVE_BACKTRACE)
check_symbol_exists(_Unwind_Backtrace "unwind.h" HAVE__UNWIND_BACKTRACE)
check_symbol_exists(getpagesize unistd.h HAVE_GETPAGESIZE)
+check_symbol_exists(sysconf unistd.h HAVE_SYSCONF)
check_symbol_exists(getrusage sys/resource.h HAVE_GETRUSAGE)
check_symbol_exists(setrlimit sys/resource.h HAVE_SETRLIMIT)
check_symbol_exists(isatty unistd.h HAVE_ISATTY)
diff --git a/llvm/include/llvm/Config/config.h.cmake b/llvm/include/llvm/Config/config.h.cmake
index 5f65aa37d11..42cb01b110b 100644
--- a/llvm/include/llvm/Config/config.h.cmake
+++ b/llvm/include/llvm/Config/config.h.cmake
@@ -285,7 +285,7 @@
#cmakedefine HAVE_STRTOQ ${HAVE_STRTOQ}
/* Define to 1 if you have the `sysconf' function. */
-#undef HAVE_SYSCONF
+#cmakedefine HAVE_SYSCONF ${HAVE_SYSCONF}
/* Define to 1 if you have the <sys/dir.h> header file, and it defines `DIR'.
*/
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